SusiAir PILATUS PORTER PC6, Maintenance Program

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Form No. ASI/MD-78 Revision 3 – July 2020 Page 2 of 3
NO. DESCRIPTION MECH. ENG.
3 Set the fuel-system valve-lever to CLOSED.
4 Make sure that there is not less than 6,95 liters (1,84 US gals) of fuel in the
container.
5 Empty the container.
D. Auxiliary Fuel Pump System
1 Put the fuel container below the disconnected end of the outlet hose
2 Energize the aircraft electrical system.
3 Set the AUX F PUMP switch to ON and immediately set the fuel-system valve
lever to OPEN.
4 After 5 minutes, set the fuel-system valve lever to CLOSED and the AUX F PUMP
switch to OFF.
5 De-energize the aircraft electrical system.
6 Make sure that there is not less than 22,1 liters (5,84 US gals) of fuel in the
container.
7 Empty the container.
E. Close Up (Ref. Fig. 501)
1 Remove the outlet hose (2) from the fuel flow transmitter (3).
2 Install the outlet hose (2) between the fuel flow transmitter (3) and the EDP (1)
3 Energize the aircraft electrical system.
4 Set the fuel-system valve lever to OPEN.
5 Set the AUX F PUMP switch to ON.
6 Do leak checks at the outlet hose (2) and the tee adapter (3) connection. No leaks
are permitted.
7 Set the AUX F PUMP to OFF.
8 Set the fuel-system valve lever to CLOSED.
9 De-energize the aircraft electrical system.
10 Discard the fuel as given in the local regulations.
11 Make sure that the work area is clean and clear of tools and other items.
12 Close the fuel-filter access panel PB3 and the engine access panel PL1.