Oilon GKP-50 MH, Operation And Maintenance Manual

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4. Screw off screws in the motor mounting flange and lift the motor away
The coupling rubber remains on the pump shaft.
5. Screw off the fixing screw of the coupling frame and detach the coupling frame from
the shaft end.
6. Detach the fan wheel fixing screw.
7. Pull out the fan wheel from the motor shaft using an extractor.
8. Loosen the wedge.
9. Detach the motor from the mounting flange.
10. Loosen the oil pump fixing screws and pull out the pump and the coupling rubber
from the frame.
You don not need to detach the solenoid valve and the flexible oil hose.
To mount motor and fan wheel:
1. Attach the motor into the mounting flange.
2. Place the fan wheel to its place so that the wedge is located approx. 10 mm outside
the motor shaft end.
3. Place the fan wheel to its place so that the distance between the fan wheel and the
motor mounting flange is 1.5 … 2.5 mm.
4. Screw down the fan wheel to the motor shaft so that the wedge is locked in.
5. Set the wedge into the shaft slot of the coupling frame, and lock the coupling frame
to the motor shaft end with a fixing screw.
6. Place the motor and attach mounting flange screws.
7. Set the motor-side coupling teeth of the pump coupling rubber and the coupling
frame slots opposite each other.
8. Attach the oil pump to the frame with fixing screws.
9. If in use, attach the rotation speed sensor.
10. Connect the electrical cable to the motor.
11. Connect the burner to the mains. Check motor rotation direction
6.4 Dismounting and changing servomotors
To disconnect cables:
1. Switch off the power from the burner by turning the control switch.
2. Detach the connector from the burner control’s side.
3. Remove the cable with connector out from the burner housing.
Servomotor’s cover screw is sealed, do not open it.
Connect in reverse order.
80 (95) M5164 1640EN