CIRCUIT BREAKER, MAIN MOTOR - REPLACEMENT
1.Shut off power at main breaker.
2.Remove rear cover.
3.Remove wires from appropriate circuit breaker and mark wires for reassembly.
4.Remove mounting nut from circuit breaker and remove circuit breaker.
5.Reassemble in reverse order and check system operation. Be sure to reset circuit breaker before operation.
FUSE HOLDER - REPLACEMENT
1.Shut off power at main breaker.
2.Remove rear cover.
3.Remove wires from appropriate fuse holder and mark wires for reassembly.
4.Remove mounting screws from fuse holder and remove fuse holder.
5.Reassemble in reverse order and check system operation.
RELAY, MAIN HEATER – RELAY, INFRARED HEATER - REPLACEMENT
1.Shut off power at main breaker.
2.Remove rear cover.
3.Remove wires from appropriate heater relay and mark wires for reassembly.
4.Remove mounting screws from heater relay and remove heater relay.
5.Reassemble in reverse order and check system operation. Be sure to mount the heater relay in the upright position, mounting the relay upside down will cause the relay to be in the constant “on” position.
REVERSING SWITCH, CONVEYOR - REPLACEMENT
1.Shut off power at main breaker.
2.Remove rear cover.
3.Remove wires from reversing switch and mark wires for reassembly.
4.Remove mounting nut from reversing switch and remove reversing switch.
5.Reassemble in reverse order and check system operation.
TRANSFORMER, CONTROL - REPLACEMENT
1.Shut off power at main breaker.
2.Remove rear cover.
3.Remove wires from control transformer and mark wires for reassembly.
4.Remove mounting screws and remove control transformer.
5.Reassemble in reverse order and check system operation.
DTF – 1920 Series Service Manual | 11 |
