Grader Condenser Amperage Overdraw 8/8/2025

DATE:   8/8/2025

SUBJ: Grader Condenser Overdrawing Amperage

Machine Model: 685/ 695 Graders

Serial Numbers: N/A

Action Requested: Proactive Inspection and Correction at Next Maintenance Interval

Parts Required: 1021947-02ASRV   KIT, 75A RELAY & HARNESS, CONDENSER POWER

Issue Description: In certain severe circumstances, the A/C condenser is overdrawing amperage resulting in arcing at the breaker or the wires. If the wiring or breaker shows any signs of excessive amp draw, relays and harnesses should be replaced.

Action Detail: When you order the old harness 1021947 you will now get the new updated harness a replacement kit. This update kit includes a larger relay and wire to carry additional amperage.

 

           Inspection location                                    

 Example of visible arcing