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Smike740... I have everything and it's all the correct components. I need the correct high pressure switch and any information on the wiring harness that goes to all the pressure switches. I have harness rd-4-6001. There is a schematic for the gen 1 system but it doesn't show high pressure...

I'm needing some help with my a.c. system. My ruck is a 2006 m1078a1. The a.c. unit is a 5760. I have all the correct components for the system with the exception of the pressure switches. Can anyone help me figure this out?

Does anyone have the plumbing diagrams for the gen 2 a.c. system? I need the part numbers for high and low switches.

I fabricated a auto tensioner for the v belt.

It mounts on the driver side. Mine is a sanden u4402

Does anyone have a ProTecht unit for sale?

Hey scottmandu? Do you have the correct idler pulley? My engine is the c7

Anyone have a protecht unit for sale?

Need help with the single black wire for the fan cutoff. Does it just wire into the ground lead of the dash switch for fording? Anyone know???

Does anyone know the correct hose routing for the heater/evaporator? There are arrows on the heater hoses on the truck but not on the evaporator. My unit is the r-5760-0

Hi. If you haven't found the pulley yet... Call Ringpower corp. They are a caterpillar dealer. I found one for my c7 for only $188.00

Hi all. I found a source for the ac compressor. The unit is sanden u-4412. It's right at $320.00 new. If interested I can give you the info

Does anyone have wiring schematics for the ac system? I an not sure where the connection /wiring goes from the accumulator dryer. My switch on the dryer is 3 pin? Any help would be greatly appreciated

Does anyone have wiring schematics for the ac system. I know it's pretty cut and dry.... But I need to know about the wiring from the accumulator dryer. My switch on the dryer is 3 pin... Not sure where it connects to. Any help would be greatly appreciated

Does the condenser unit have all the wires needed for installation? My binary switch has 3 prongs. I would hope that the condenser wiring harness would have the appropriate connector. Do you have any pictures of the connections?

Not sure the exact amount. I will ask my friend in the army.

Not sure what engine this is for but the part number for the v belt pulley is mfr-62534-rd-3-11669-0 My part number is 2981308. It's for a Cat c7

Sorry. I should have been more specific.... Ringpower is the caterpillar dealer. Just find a close one to where you live. Give them your engine serial number and tell them what your looking for.

I just wanted to say.... That ringpower sells the crank pulley. Its right at 190.00.

Anyone have knowledge of the ac system with serpentine belt??? I'm finding/buying parts but am just curious about the serpentine belt set-up