TM 9--2350--292--20--1
0207 00--1
FUEL BACKFLOW VALVE AND RELATED PARTS REPLACEMENT
0207 00
THIS WORK PACKAGE COVERS:
Removal, Installation
INITIAL SETUP:
Tools and Special Tools
General mechanic’s tool kit (item 1, WP 0717 00)
Materials/Parts
Lockwashers (4) (item 9, WP 0718 00)
Lockwasher (item 273, WP 0718 00)
Self--locking nuts (2) (item 274, WP 0718 00)
Pressure sensitive tape (item 41, WP 0716 00)
Marker tags (item 49, WP 0716 00)
Wiping rags (item 7, WP 0716 00)
Self--locking nut (item 175, WP 0718 00)
Equipment Conditions
Fuel/water separator drained (WP 0220 00)
Primary fuel filter drained (WP 0222 00)
Fuel line from back flow valve to tee at preheat fuel
filter and to manifold heater fuel pump removed
(WP 0224 00)
Cooling fans removed (WP 0235 00)
Engine top housing assembly removed
(WP 0232 00)
For maintenance of items #12, #13, #14, #15
and #16
WARNING
NOTE
Remove only those parts which must be replaced.
Tag all parts prior to removal to aid in installation.
Place rags under hose connections to catch any fuel that
spills during maintenance. Dispose of rags in accordance
with standard operating procedure.
Removal
1. Remove clamps and attaching hardware securing hose assemblies, tube assemblies and brackets as shown in
legend and illustration. Discard lockwashers and self--locking nuts.
2. Remove hose assemblies, tube assemblies, brackets and fittings in accordance with the following legend and il-
lustration.
3. Inspect parts for damage and replace as required.
Installation
1. Apply pressure sensitive tape to all male pipe threads.
2. Install hose assemblies, tube assemblies, brackets and fittings in accordance with the following legend and il-
lustration.
3. Secure hose assemblies, tube assemblies and brackets with clamps, attaching hardware and new lockwashers
and self--locking nuts as shown in legend and illustration.
