Karcher BRS 43/500 C Operating instructions 2 - Page 16

Maintenance 34. Reinstall lift brackets with top surface lip on inside. 35. Reinsert circuit breaker through hole in cover, reattach cover, circuit breaker boot, and wiring grommet. 36. Verifying lifter cams are on correct side, reattach handle assembly and belt covers. 37. Reattach dome cover. 38. Reattach solution tank and reconnect top hose. 39. If new belts were installed, run the machine unloaded for 10 minutes to seat them properly. Motor Replacement & Toothed Belt Tensioning 1. Disconnect machine power supply. 2. Detach quick disconnect hose from top of solution tank. 3. Remove elastic straps and solution tank. 4. Remove two dome screws and dome assembly. CIRCUIT BREAKER & BOOT DOME COVER 6. Mark left and right on the lift cams. 7. Remove the two cam bolts. This will also free the lift cams. NOTE: There are four plastic bushings that the handle pivots on, leave them on the motor clamps. LIFTING CAM RIGHT LIFTING CAM LEFT 8. Remove the handle assembly. 9. Unscrew the wiring grommet from the main cover, and set retaining bracket and screw aside. 10. Remove the front and back screws and move the main cover to the side. NOTE: The handle assembly and cover are still attached to the frame by wiring. Be careful not to pinch wiring when reassembling. 11. Remove the (2) plastic finger guards. 12. Remove the motor clamps and lift brackets. WIRING GROMMET 5. Remove the circuit breaker boot and push the circuit breaker clear of cover. MOTOR CLAMP LIFT BRACKET MOTOR PLASTIC FINGER GUARD (2) 16 86338690 BRS 43/500 C