a/c troubles

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Sep 4, 2006 | 10:53 PM

greenwoodc4

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3rd Gear

Joined: Sep 2006

Posts: 3

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a/c troubles

hey everyone im having trouble with my a/c i did a retrofit to 134a and now my blower motor won't work i have replaced the rotary switch in the dash and the relay and still nothing. any ideas would help greatly thanks

Sep 5, 2006 | 01:11 AM

aminnich

Le Mans Master

Joined: Jan 2006

Posts: 6,564

Likes: 6

From: Woodstock Georgia

Quote:

Originally Posted by greenwoodc4

Assuming the compressor clutch is engaging then problem is in the motor circuit, including the motor. Also assuming you have good fuse and power to the switch, power to the relay. Unplug the harness at the motor and use jumper + and - wires directly to the motor. Motor runs? Check power from the harness and same for the ground side.

Sep 5, 2006 | 07:23 PM

greenwoodc4

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3rd Gear

Joined: Sep 2006

Posts: 3

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the blower motor checks out and the wiring does to i got the blower to work but now all i have is low speed

Sep 5, 2006 | 11:04 PM

aminnich

Le Mans Master

Joined: Jan 2006

Posts: 6,564

Likes: 6

From: Woodstock Georgia

Quote:

Originally Posted by greenwoodc4

the blower motor checks out and the wiring does to i got the blower to work but now all i have is low speed

I don't have a schematic, but there is likely a little resistor in the circuit that has gone bad.

Sep 6, 2006 | 06:58 PM

greenwoodc4

Thread Starter

3rd Gear

Joined: Sep 2006

Posts: 3

Likes: 0

there is a resistor on the evaporater i'll try that next

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