Auxiliary Cabin Heater Fuel Pump: Service and Repair

Removing And Installing Fuel Pump

Removing fuel pump

NOTE:
- The direction of travel is identified by an arrow with the designation x.







- Before disconnecting the fuel line, it is essential to observe the safety instructions.

1. Release the plug -arrows A- and pull off -arrow B-.







2. Open both clamp lugs -arrows A- and pull off the lines with the hose sections from the fuel pump -arrows B-.







3. Unscrew the fastening screw -arrow 1- and take out the fuel pump with the mount.
4. Press out the fuel pump from the mount -arrow-.







Installing fuel pump

NOTE:
- When installing the fuel pump in the mount, make sure that the electrical connection is in the lower installation position and points forward.
- The direction of travel is identified by an arrow with the designation x.

1. Press in the fuel pump into the mount -arrow A- and center it -arrows B-.







2. Screw down the mount with pump using the fastening screw -1-. Tightening torque: 4.5 ftlb.







3. Connect the new clamp lugs -arrows A- to the fuel lines, then connect the fuel lines to the fuel pump -arrows B- and fasten with the clamp lugs -arrows A-.
4. Connect the plug -arrow A- until the locking tabs -arrows B- are felt to engage.