Taylor-Dunn G0-010-00 Service And Replacement Parts Manual page 170

FUEL SYSTEM
9. Transfer old fuel pump to a suitable container capable
of safely holding fuel. The fuel pump will retain some
fuel.
10. Inspect the inside of the fuel tank for debris (may
require flashlight and mirror). If debris like mud or
sand is present, fuel tank should be flushed and
cleaned out prior to installation of new fuel pump
assembly.
NOTICE
It is recommended to remove the fuel tank from the
vehicle and rinse it with a small amount of clean fuel.
Do not use water or any other chemicals to remove
11. Remove new fuel pump assembly, gasket and PFA
nut from packaging. Use care not to bend float arm
when unpacking. Do not lift or carry fuel pump
assembly by the float arm.
12. Use cleaning wipes provided to clean fuel tank
surface and threads. Remove all debris, grease and
oil. Allow surfaces to dry completely.
13. Install new PFA gasket onto fuel pump assembly
using care not to damage gasket or bend float arm.
4.22
debris.
14. Install fuel pump into fuel tank, hold float arm to the
pump body and tilt assembly to ensure float arm does
not get caught or bent during installation.
15. Gently push down on fuel pump flange ensuring
flange is centered.
16. Roughly align orientation mark on fuel pump between
the orientation marks on fuel tank to ensure float arm
does not get bent or snagged. The arrow on the fuel
pump should be between the two marks on the fuel
tank
WARNING
Failure to align the orientation marks may lead to
interferences with the fuel level float arm and cause
incorrect function.
17. While maintaining downward pressure, thread new
PFA nut onto fuel tank and hand tighten. Use care
when starting PFA nut, ensuring threads are properly
aligned. Verify orientation marks are still aligned
between fuel pump and fuel tank.
18. Torque PFA nut to specification using the Fuel Pump
Service Tool (PU-50326) and a calibrated torque
wrench.
TORQUE
Fuel Pump PFA Nut:
70 ± 5 ft-lbs (95 ± 7 Nm)
19. Verify alignment of fuel pump and tank orientation
marks.
20. Connect the fuel line to the fuel pump outlet.
NOTICE
Be sure to engage the retainer on fuel line until it snaps
into place. Pull on fuel line lightly to confirm connection.
21. Connect the fuel pump electrical harness.
9929758 R01 - 2019 TAYLOR-DUNN G-100 Service Manual
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