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12VDC (RD-2-7979-0) / 24VDC (RD-2-7980-0) COMPRESSOR
INSTALLATION INSTRUCTIONS
NOTE:
1. Please read instructions all the way through before beginning work. Not following these instructions may result in
voided warranty.
2. This air conditioning compressor only takes R-134a refrigerant and ZEROL ESTER POE 68SL refrigerant oil.
3. Electric Compressors must be covered to protect from weather elements or any moisture.
4. Check that all items called out on the RD-2-7979-0/ RD-2-7980-0 accessory kit list have been included.
5. It is critical that minimum 4GA cable be used for the compressor power/ground runs. Direct connection to battery or
nearby terminal blocks with proper fuse protection is required. Fuse and fuse holder are provided in the installation
kit. Maximum 26 foot runs allowable for 4GA cable. Using larger wire is acceptable, but voltage drop must be
considered. Using cables smaller than 4GA may result in voided warranty and/or damage to vehicle.
A. Installing The Compressor
WARNING: NEVER RUN THE COMPRESSOR WITHOUT REFRIGERANT
a. Unit is wired for negative ground.
b. Compressor Power and Ground Cables must be minimum 4GA.
c. Fused power source must be used or warranty may be voided.
RD-2-7982-0 (REV A)
12VDC (RD-2-7979-0)/ 24VDC
(RD-2-7980-0) COMPRESSOR
KIT
INSTALLATION INSTRUCTIONS
Page 1
SUBJECT TO CHANGE WITHOUT NOTICE
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Table of Contents
Summary of Contents for Reddot 12VDC
- Page 1 12VDC (RD-2-7979-0)/ 24VDC (RD-2-7980-0) COMPRESSOR INSTALLATION INSTRUCTIONS 12VDC (RD-2-7979-0) / 24VDC (RD-2-7980-0) COMPRESSOR INSTALLATION INSTRUCTIONS NOTE: 1. Please read instructions all the way through before beginning work. Not following these instructions may result in voided warranty. 2. This air conditioning compressor only takes R-134a refrigerant and ZEROL ESTER POE 68SL refrigerant oil.
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Page 2: Electrical Schematic
1. Determine the most suitable location for mounting the air conditioning compressor and secure the unit. Note that the compressor must be positioned with minimal tilt (8° side to side and 5° front to back maximum) to ensure proper internal lubrication while running. 2. -
Page 3: Plumbing Setup
B. Plumbing Setup 1. The compressor has a 2 ports shown in the diagram above. Note the suction port has a larger intake fitting (size 10) than the discharge (size 8). Also listed above are the Pad fittings that are suitable for the input and output ports and their respective hose nipple size 2. - Page 4 Fitting #6 Fitting #8 Fitting #10 Fitting #12 Fitting #14 Fitting Torque Setting (N- 12-15 20-27 29-37 38-41 41-48 3. Route the crimped hoses and pads to the proper inlet/outlet, use an M6 (RD-5-4556-0) washer and M6 (RD-5-5743-0- RD-2-7982-0 (REV A) Page 4 SUBJECT TO CHANGE WITHOUT NOTICE...
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Page 5: Plumbing Schematic
25) screw to mount the pad onto the inlet/outlet (torque 70-90 in-lb). The compressor discharge hose runs to the condenser inlet while the Suction hose runs from the evaporator via the expansion valve outlet. PLUMBING SCHEMATIC C. Final Assembly And Check 1. - Page 6 RD-2-7982-0 (REV A) Page 6 SUBJECT TO CHANGE WITHOUT NOTICE...
- Page 7 RD-2-7982-0 (REV A) Page 7 SUBJECT TO CHANGE WITHOUT NOTICE...
- Page 8 RD-2-7982-0 (REV A) Page 8 SUBJECT TO CHANGE WITHOUT NOTICE...
- Page 9 RD-2-7982-0 (REV A) Page 9 SUBJECT TO CHANGE WITHOUT NOTICE...
- Page 10 DISTRIBUTED BY: Red Dot Corporation 495 Andover Park East Seattle, WA 98188 P: (206) 575-3840 www.rdac.com RD-2-7982-0 (REV A) Page 10 SUBJECT TO CHANGE WITHOUT NOTICE...
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