Compressor wiring diagram

479K subscribers Subscribe Share 250K views 4 years ago How to wire air conditioner compressor. This video shows you how to wire an HVAC ac compressor. I go over the location where each...

After that, you should locate the terminal block inside the air compressor. You also need to find out the input and output terminal blocks. Moreover, it would help if you connected a wire from the air compressor “L1”. Furthermore, connect the wire from the air compressor “L2.”. Replace the cover plate on the air compressor and tighten ...July 30, 2018. ac compressor wiring diagram – What is a Wiring Diagram? A wiring diagram is an easy visual representation in the physical connections and physical layout of the electrical system or circuit. It shows how the electrical wires are interconnected and may also show where fixtures and components may be attached to the system.Parts Support. Direct Service Line: 800-424-8783 Main Office Line: 800-325-6152 Fax: 636-272-9471 Available (CST) Monday – Friday: 7 am to 6 pm Saturday – Sunday: Closed ...7. Diagnosis Confirmation Of Compressor Failure 7.1 Compressor Rotation 7.2 Clutch Inspection 7.2.1 Voltage Test 7.2.2 Air Gap Test 7.2.3 Coil Resistance Test 7.3 Pressure or Pumping Test 7.4 Leak Checking 7.4.1 Visual 7.4.2 Soap bubble 7.4.3 Electronic 7.4.4 Dyes 7.5 Noise 7.5.1 Non Compressor 7.5.2CompressorIn this video, I'll simplify basic compressor wiring for your HVAC unit. This is great information for compressor repair or basic knowledge on how to properly wire a compressor. You'll...May 23, 2023 · The ladder diagram is one of the easier ones to read. It lists the circuit connections and electrical wiring for the system. Because it explains electrical circuits, the diagram looks like a ladder, which is where the name comes from. Most ladder diagrams show the following basic components: where the power supply is, what path the power takes ... Compressor Wiring Diagrams By Model : Model No.:enclosure near the compressor contactor (wire routing for compressor power wiring will be easier in this position). The maximum wire terminal screw torque is 7 in. lbs. The Digital Compressor Controller will operate in any mounting orientation where the green POWER LED is at the top. Mount the Digital

Loads. Loads usually sit at the end of a circuit; after power moves from the power supply through an inline switch or switches, the load or loads are powered up and begin functioning. Loads include motors, compressors, contactors, relay coils, and light bulbs. Loads perform work and draw amperage. This basic wiring diagram includes all …If you own a Robinair AC machine, you know how important it is to keep it in good working order. One of the key components of your machine is the wiring system. Without proper wiring, your machine won’t function as it should.Feb 22, 2023 · This Video shows an Air compressor wiring diagram. Air compressor Earth wire, Live wire, and Neutral wire. Out of these Earth, wire is used as a safety measu... The wiring diagram should also indicate the connections between each component. Pay particular attention to the colors and gauge of wire used. It’s important to use the correct size and type of wire for each connection. Failure to do so could result in damage to your compressor or even create a hazardous situation.Single Phase Motor Wiring Diagram With Capacitor Start Cadician's Blog. Web 1) run capacitor. The wiring colours to the motor suggest that this is a three phase motor, just to confuse me. Web compressor wiring diagram single phase wiring diagram is a simplified standard pictorial representation of an electrical circuit it shows the …AC Compressor wiring diagram/compressor wiring diagramJoin this channel to get access to perks:https://www.youtube.com/channel/UCtY51AmIkqITw7dq4FyZhOg/joinআ...MASERATI Car Manuals PDF & Wiring Diagrams above the page - 3500GT, Bora, Granturismo, Merak, Mistral, Quattroporte, Ghibli, Indy, Khamsin, Kyalami, Mexico, Mistral, Biturbo.. Like most Italian car …

In this video, I'll simplify basic compressor wiring for your HVAC unit. This is great information for compressor repair or basic knowledge on how to properly wire a compressor. You'll...Step 2: Turn off the power and release the pressure. Before you start wiring the air compressor switch, it is crucial to turn off the power supply to avoid any electrical accidents. Locate the circuit breaker or switch that controls the power to your air compressor and switch it off. This will ensure that there is no live current running ...Understanding the Compressor's Wiring Diagram Preparing the Compressor for Wiring Disconnecting the Fridge Accessing the Compressor Wiring the Compressor Connecting the Start, Run, and Ground Wires Ensuring a Secure Connection Testing the Compressor Troubleshooting Common Issues in Fridge Compressor Wiring Fridge Not CoolingDec 6, 2022 · A proper wiring diagram will help you to avoid costly mistakes and save time during installation. When it comes to wiring an auto AC compressor, it is important to understand the different types of wires. The most common types are the positive and negative wires, and these are usually red and black, respectively.

Data certification process.

HVAC Wiring Diagram and Legend. We’ll jump right into showing you a schematic diagram for a simple air conditioning unit. We’ll make a ladder diagram using a simple air conditioner as our example. First we have the main electrical supply lines L1 and L2 providing 208/230 volt, single phase power. Then we’ll need a transformer to provide ...Find an electric scooter wiring diagram on websites such as ElectricScooterParts.com and Wiringdiagrams21.com, as of 2015. The electrical system of a scooter contains several components including a controller, control connector, brake, powe...During the compression cycle, oil is injected into the compressor and serves these purposes: 1. Lubricates the rotating parts and bearings. 2. Serves as a cooling agent for the compressed air. 3. Seals the running clearances. LUBRICATION SYSTEM Oil from the compressor oil sump, at compressor discharge pressure, is directed The pages of Section G of the Electrical Handbook that are headed Copelametic Wiring Diagrams and Welded Compressors Wiring Diagrams list applicable wiring diagrams. They are indexed by the portion of the Copeland compressor model number that references: 1. Compressor Model 2. The Compressor Electrical Characteristics: the type of motor, type ...

In the fridge, the supply one wire goes to the PTC relay and the other one goes to the thermostat from which the 2nd wire goes to the compressor. Direct cool refrigerator and no frost refrigerator wiring is different but if we talk about fridge thermostat wiring diagram and connection, so the same in both.Single-Phase Wiring T = Supply Line Terminal L = Load Terminal Fused disconnect or circuit breaker Pressure switch (includes on/auto-off switch) Single phase motor COMPRESSOR LUBRICATION CAUTION Do not operate without lubricant or with inadequate lubricant Ingersoll Rand is not responsible for compressor failure caused by …Compressor Wiring Diagrams By Model : Model No.:The PCM sends a signal to the TIPM and then off to the compressor. It is based on the input from the pressure sensors and the TIPM look at the wiring diagrams above to see for yourself! The system has pressure switches to prevent the compressor from being damaged by running low on charge. Diagram attached.enclosure near the compressor contactor (wire routing for compressor power wiring will be easier in this position). The maximum wire terminal screw torque is 7 in. lbs. The Digital Compressor Controller will operate in any mounting orientation where the green POWER LED is at the top. Mount the DigitalCOMPRESSORS EUROPE. 3 01 ABOUT EMBRACO 02 OUR PRODUCTS 03 APPLICATION GUIDE 05 TECHNICAL INFORMATION 06 GENERAL DATA & PERFORMANCE 07 EXTERNAL VIEWS & WIRING DIAGRAMS 04 NOMENCLATURE. EMBRACO is a global refrigeration compressors and condensing units manufacturer. …Chevrolet Sonic 2013-2020 Workshop Service Repair Manual + Owners Manual. This manual provides information on the diagnosis, the service procedures, the adjustments, and the specifications for the 2013-2020 Chevrolet Sonic (USA/Canada). General Information Introduction Air/Wind….Basic Compressor Wiring David Jones 70.1K subscribers Subscribe 3.2K views 3 years ago HVAC Technician FAQs In this video, I'll simplify basic compressor wiring for your HVAC unit. This is...A Compressor Wiring Diagram Single Phase provides the necessary information needed for a successful installation. It not only includes the wiring for the …During the compression cycle, oil is injected into the compressor and serves these purposes: 1. Lubricates the rotating parts and bearings. 2. Serves as a cooling agent for the compressed air. 3. Seals the running clearances. LUBRICATION SYSTEM Oil from the compressor oil sump, at compressor discharge pressure, is directedFord Orion 1990-1999 Electrical Wiring Diagram.pdf: 8.6Mb: Download: Ford S-MAX 2006 Electrical Wiring Diagram.rar: 81.3Mb: Download: Ford Sierra Wiring Diagram.pdf

A s tar delta starter is a type of reduced voltage starter. We use it to reduce the starting current of the motor without using any external device or apparatus. This is a big advantage of a star delta starter, as it typically has around 1/3 of the inrush current compared to a DOL starter. The starter mainly consists of a TPDP switch which ...

3200, 4100, 4200, 4300, 4400, 7300, 7400, 7500, 7600, 7700, 8500, 8600, MXT, RXT Models Built Oct. 1, 2005 to Feb. 28, 2007 — ELECTRICAL CIRCUIT DIAGRAMS115V Condensate Pumps. 230V Condensate Pumps. Compressor Wiring Diagrams. PC660L Wiring Diagram. PC836L Wiring Diagram. PC990L Wiring Diagram. Ice Machine Instruction & Service Manuals. PartsConnect 2019-2020 Heating Cooling. 2020 SPRING.Loads. Loads usually sit at the end of a circuit; after power moves from the power supply through an inline switch or switches, the load or loads are powered up and begin functioning. Loads include motors, compressors, contactors, relay coils, and light bulbs. Loads perform work and draw amperage. This basic wiring diagram includes all …A Freightliner Business Class M2 wiring diagram is typically composed of two main parts: the wiring harness and the connectors. The wiring harness is the part of the diagram that shows the connections between wires and components. It includes the wire color code, the gauge of the wire, the type of insulation, and the wire length.Page 16 Mounting & Connecting the Electrical System When wiring an ARB compressor switch, Air Locker actuator switch(es) and Air Locker solenoid(s), ... procedure for tracing an electrical fault in a CKMTA12 or CKMTA24 compressor which has been wired using a genuine ARB wiring loom (refer to the diagram in Figure 9.). All steps must be ...Air compressors are a highly useful source of mechanical energy around the home or the garage. You can use them to accomplish otherwise tough tasks for everything including: For those who like to do their own repairs and maintenance around ...Web refrigerator compressor wiring diagram. The left or right side by the condenser. Web note that some older refrigerators use a capacitor with their compressors. There Are 3 Terminals On The Top Of The Compressor, Namely S, M, C, Where S Is The Starting Winding, M Is The Running Winding,.If Air Lockers are installed, or the Compressor switch is desired in the cab, feed the switch harness through an existing grommet in the firewall. Find an adequate mounting location for the switch(es) then pin them per included wiring diagram. 2. Locate an ignition/ACC power circuit, minimum 8 amps, using a multimeter.of the air conditioning compressor. (See the wiring diagram above). Push the other wire with the pin terminal onto the "run" terminal of the air conditioning compressor. Connect the line from the old starting relay to the spade terminal on the "run" wire (insulating sleeve). Restore electrical power; Start / Run Capacitor Mounting PositionsWeb air compressor wiring diagram 230v 1 phase.perlu diperhatikan bahwa. Ad Rotary, Centrifugal, Reciprocating Check The Range & Request A Quote. Sales, rental and service of air compressors.

How to get a teaching certificate online.

Texas vs kansas football tickets.

Volkswagen - Jetta - Wiring Diagram - 2001 - 2002 Volkswagen Passat Wagon Workshop Manual (L4-2.0L Turbo (CCTA) (2009)) 2005 Jetta & 2007 Golf Variant Maintenance HandbookCOMPRESSORS EUROPE. 3 01 ABOUT EMBRACO 02 OUR PRODUCTS 03 APPLICATION GUIDE 05 TECHNICAL INFORMATION 06 GENERAL DATA & PERFORMANCE 07 EXTERNAL VIEWS & WIRING DIAGRAMS 04 NOMENCLATURE. EMBRACO is a global refrigeration compressors and condensing units manufacturer. …An air compressor wiring diagram 240v is a schematic representation of the electrical connections required for an air compressor running on a 240-volt power supply. Such diagrams are essential for electricians, technicians, and DIY enthusiasts who must install, repair, or upgrade air compressors.Ac Wiring Diagram Apps On Google Play. Diagnosing Issues In A 3 Phase Air Conditioning Compressor Hvac Brain Northrich Parts. 3 Phase Power Meter One Size Fits Online At Vpinstruments. Electric Motor Starting Capacitor Wiring Installation Guide To Air Conditioning Compressor Other Start Boost Or Run Capacitors. Distribution Board …Compressor Wiring Diagrams By Model : Model No.: Page 18 Replace compressor wire harness. wire harness Test unit. With compressor harness unplugged from the compressor, measure resistance between all three (3) current lead-in pins on the compressor. measured values about Replace the control module. the same? ... Wiring diagram Item Description Display Module 12 VDC Input 15A Fuse Main …If you own an air compressor, you know how essential it is for various applications. However, like any other mechanical equipment, air compressors can break down over time and require repairs.479K subscribers Subscribe Share 250K views 4 years ago How to wire air conditioner compressor. This video shows you how to wire an HVAC ac compressor. I go over the location where each...Air Compressor Installation Tips; How to Install ARB Pressure Control and Connect App; How to repair an ARB Air Hose; Air Compressor Brackets; Twin Compressor Installation Guide (CKMTA12 CKMTA24) Air Locker Activation System Wiring Diagram (CKSA12) Air Locker Activation System Troubleshooting Guide (CKSA12) ….

The Ingersoll Rand 2475N7 5 wiring diagram is unique in its complexity, as it provides a great insight into the inner workings of the compressor. Here we’ll list some of the key components of the diagram and their role in the system. Input – provides power to the unit. Start Motor Relay – initiates motor and starter.Step 3. Connect the red wire, leading to the capacitor, to the start terminal. The black wire, leading to the load side of the contactor, is connected to the run terminal. The white common line is connected in series with an overload switch that protects the compressor from overheating. The overload might be internally located in the compressor.History of Nissan Cars. Some NISSAN Car Owner & Service Manuals PDF and a lot of Wiring Diagrams above page - 370Z, Altima, Armada, Cube, Frontier, GT R, Juke, Leaf, Maxima, Murano, Pathfinder, Quest, Sentra, Titan, Versa, Xterra; Nissan Cars EWD s; Nissan Car Fault Codes DTC. The first passenger car Datsun off the line in 1935 and soon Nissan ... Step 3. Connect the red wire, leading to the capacitor, to the start terminal. The black wire, leading to the load side of the contactor, is connected to the run terminal. The white common line is connected in series with an overload switch that protects the compressor from overheating. The overload might be internally located in the compressor.The wiring loom that comes standard with the ARB compressor is suited for those who want to run air lockers, but for those who do not, its a single wire syst...This Video shows an Air compressor wiring diagram. Air compressor Earth wire, Live wire, and Neutral wire. Out of these Earth, wire is used as a safety measu...A Danfoss compressor 12V wiring diagram, which is also known as a refrigeration cycle diagram, includes the following key components: A compressor (1) A condenser (2) An evaporator (3) A receiver tank (4) Suction line (5) The electrical circuit to power the compressor (6) These components all work together to move heat from a lower temperature ...AC Compressor Operation. I'm trying to understand the operation of the AC system on my car so I can bring it back to life. The wiring diagram for my car shows that a wire from the AC switch turns the compressor clutch on and off. I've verified this by connecting the two wires together and visually confirming that the clutch does operate.Jun 29, 2023 · Basic Steps for Wiring an Air Conditioner. Run electrical cable from the service panel to an air conditioner disconnect switch near the A/C unit and connect it to a new circuit breaker in the panel. Turn the breaker off. Prepare a length of cable to run from the disconnect switch to the A/C unit’s control panel. When wiring the Ingersoll Rand air compressor, it is important to follow the instructions provided in the wiring diagram carefully and accurately. The process consists of connecting the black and white wires from the power source to the terminals on the air compressor, as well as other cables and wires. Once the wiring process is complete, it ... Compressor wiring diagram, There are many Air Conditioning and Heat Pump brands in the market but one common component is the compressor. Most use the Copeland Compressor which usually..., S compatible with the compressor lubricant/coolant. S accompanied with instructions for safe installation, operation and maintenance. Details of approved equipment are available from Ingersoll--Rand Service departments. The use of repair parts other than those included within the Ingersoll--Rand approved parts list may create, Compressor oil capacity (including receiver tank and oil cooler etc.) gal.(L)3.59(13.6) Compressor oil capacity to be filled Ambient temperature：5°F to 104°F (-15℃ to +40℃) HULS : ANDEROL 3032 MOBIL : RARUS SHC 1024 TEXACO: SYN-STAR DE32 Coolant capacity gal.(L) 1.80(6.8) Fuel tank capacity gal.(L) 23.8(90) , Of course, a 240V air compressor demands large size wire, and the recommended size is 8 AWG for up to 30 amps and 6 AWG for up to 50 amps. Moreover, you should not choose the wire size so small or so large because of creating bugs when you are using the wire., The ladder diagram is one of the easier ones to read. It lists the circuit connections and electrical wiring for the system. Because it explains electrical circuits, the diagram looks like a ladder, which is where the name comes from. Most ladder diagrams show the following basic components: where the power supply is, what path the power takes ..., Single-Phase Wiring T = Supply Line Terminal L = Load Terminal Fused disconnect or circuit breaker Pressure switch (includes on/auto-off switch) Single phase motor COMPRESSOR LUBRICATION CAUTION Do not operate without lubricant or with inadequate lubricant Ingersoll Rand is not responsible for compressor failure caused by …, Key to wiring diagram for the central locking, burglar alarm, on-board computer, additional heater end digital clock (picture 3/1 – 3/2) 1. Plug - rear section to centre section ... Eiectromagnetic coupling far compressor 29. Motor - extra fan . Picture 7 19. Key to wiring diagram for heated seats (picture 7) 1. Heating - passenger's seat, With the right wiring diagram and a bit of preparation, setting up your Porter Cable air compressor won't be a problem. Understanding Wiring Diagrams If you're new to wiring diagrams, the Porter Cable wiring diagram may seem a bit daunting. However, once you understand what each part of the diagram means, it'll become much simpler., KAESER COMPRESSORS, Inc. P.O. Box 946 • Fredericksburg, Virginia 22404 • Tel. +1 540-898-5500 • Fax. +1 540-898-5520 https://www.us.kaeser.com Installation Manual USE. SmartPipe+ 2 ANSMARTPIPEPLUS_09 USE SmartPipe+ Installation …, 115V Condensate Pumps. 230V Condensate Pumps. Compressor Wiring Diagrams. PC660L Wiring Diagram. PC836L Wiring Diagram. PC990L Wiring Diagram. Ice …, If you own an air compressor, you know how essential it is for various applications. However, like any other mechanical equipment, air compressors can break down over time and require repairs., The wiring diagram for a DOL stater is shown below. A direct online starter consists of two buttons, a GREEN button for starting and a RED for stopping purpose of the motor. ... Direct on line starters are commonly used to start small water pumps, conveyor belts, fans, and compressors. In the case of an asynchronous motor (such as the 3 …, Fig. 2 – Compressor / Fan Sub-System Diagram Fig. 3 – Wiring Diagram — 24VNA6 / 25VNA4 Model sizes 2 - 5 tons, 208/230-1 FILTER REACTOR(S) 1 on 2, 3 ton 2 on 4, 5 ton VFD COMPRESSOR FAN VFD SUB-SYSTEM HPS Line Power. 24VNA6 / 25VNA4: Service Manual, See the air compressor wiring diagram 230v 1 phase images below. Wiring A 5 Hp Quincy Air Compressor Motor About Compressors Com. A wiring diagram usually gives information… variety of ac compressor wiring diagram. Air compressor wiring diagram 230v 1 phase. Web operator manual atlas copco gx5 air compressor tommy …, service manual: system wiring diagrams - c1500 print date: 4/10/2017 1995 chevrolet pickup 5.7l eng c1500 71727 or start hot in run hot in run ... (a/c compressor clutch) (5.7l h/d only) (5.0l & 5.7l l/d only) oxygen sensor idle …, Creating diagrams is an essential part of many professions, from engineering and architecture to education and business. However, creating diagrams can be time-consuming and costly, especially if you need specialized software., May 23, 2023 · The ladder diagram is one of the easier ones to read. It lists the circuit connections and electrical wiring for the system. Because it explains electrical circuits, the diagram looks like a ladder, which is where the name comes from. Most ladder diagrams show the following basic components: where the power supply is, what path the power takes ... , The pages of Section G of the Electrical Handbook that are headed Copelametic Wiring Diagrams and Welded Compressors Wiring Diagrams list applicable wiring diagrams. They are indexed by the portion of the Copeland compressor model number that references: 1. Compressor Model 2. The Compressor Electrical Characteristics: the type of motor, type ..., Page 9: Placement Of The Air Compressor Locate the air compressor as close to the main power supply as possible to avoid using long lengths of electrical wiring. The air filter must be kept clear of obstructions which could reduce the air flow to the air compressor. HUSKYTOOLS.com Please contact 1-888-43-HUSKY for further assistance., 9. Do not operate the compressor at pressures in excess of its rating. 10. Do not operate the compressor at speeds in excess of its rating. 11. Periodically check all safety devices for proper operation. Do not change pressure setting or restrict operation in any way. 12. Be sure no tools, rags, or loose parts are left on the compressor or ... , Above, excerpted from the wiring diagram on the Rheem 3204-125HD gas furnace, is the wiring diagram for the Honeywell V8243, V8280 & V8292 Gas Valve. Watch out : The U.S. Federal Register / Vol. 48, N a 56 / Tuesday, March 22, 1983 / Notices pp. 11978 & surrounding report that many of the models of this gas valve was found to be unsafe., The best way to find wiring diagrams for John Deere products is to visit the technical information bookstore at the John Deere website. The two search options provided at the site are component technical manuals and technical manuals., If Air Lockers are installed, or the Compressor switch is desired in the cab, feed the switch harness through an existing grommet in the firewall. Find an adequate mounting location for the switch(es) then pin them per included wiring diagram. 2. Locate an ignition/ACC power circuit, minimum 8 amps, using a multimeter., Front Wiper/Washer Wiring Diagram for Chevrolet Silverado 2004 1500. AIR CONDITIONING Automatic A/C Wiring Diagram, Front A/C (1 of 2) for Chevrolet Silverado 2004 1500 Automatic A/C Wiring Diagram, Front A/C (2 of 2) for Chevrolet Silverado 2004 1500 Compressor Wiring Diagram for Chevrolet Silverado 2004 1500 Heater Wiring …, Inside the air handler unit, the high voltage wiring powers the indoor fan, the heater and provide power for the transformer. Inside the condenser/evaporator unit, the high voltage wiring powers the outside fan and the compressor. 3- Low voltage control part: This part has (2) mode for operation which are:, Freightliner Custom Chassis Corporation products’ wiring drawings and floating pin lists available online for viewing and printing. EZWiring can also be ac-cessed from within PartsPro. Warranty-related service information available on the www.DTNAConnect.com website includes the following documentation., Table 3: Single-phase compressor models 6 Three-phase motors All DWM Copeland three-phase compressors can be started Direct-On-Line (DOL). The positions of the bridges for Direct-On-Line start depending on type of motor and/or mains voltage are shown on the wiring diagrams. 6.1 Three-phase motor (Star-Delta (Y/∆)): motor code E, Lexus Owner's Manual & Wiring Diagrams 1990-2018. Lexus is a division of Toyota, which produces luxury models for the US and European markets (naturally, with the left rudder). The very word lexus in its sound is similar to the word "lux". It is this word and its derivatives - "luxury", "luxury car" and so on - describes the entire history of ..., A proper wiring diagram will help you to avoid costly mistakes and save time during installation. When it comes to wiring an auto AC compressor, it is important to understand the different types of wires. The most common types are the positive and negative wires, and these are usually red and black, respectively., Lexus Owner's Manual & Wiring Diagrams 1990-2018. Lexus is a division of Toyota, which produces luxury models for the US and European markets (naturally, with the left rudder). The very word lexus in its sound is similar to the word "lux". It is this word and its derivatives - "luxury", "luxury car" and so on - describes the entire history of ..., Freightliner Custom Chassis Corporation products’ wiring drawings and floating pin lists available online for viewing and printing. EZWiring can also be ac-cessed from within PartsPro. Warranty-related service information available on the www.DTNAConnect.com website includes the following documentation., Air Conditioner Thermostat Wiring Details and Color Code. R Terminal is Connected to the Red Wire or R Wire - this is 24-volt power for the thermostat and controlled devices. Origin is the control transformer and then the R Terminal. G Terminal is connected to the Green Wire or G Wire - This is for the blower fan in the air handler., 9. Do not operate the compressor at pressures in excess of its rating. 10. Do not operate the compressor at speeds in excess of its rating. 11. Periodically check all safety devices for proper operation. Do not change pressure setting or restrict operation in any way. 12. Be sure no tools, rags, or loose parts are left on the compressor or ...