TM 10-4930-351-14
DIRECT SUPPORT MAINTENANCE
ADVANCED AVIATION FORWARD AREA REFUELING SYSTEM MODEL M100A1
REPLACE FUEL TRANSFER PUMP PN 8424 SHAFT SEAL ASSEMBLY/O-RINGS
INITIAL SET-UP:
Materials/Parts Required:
Tools:
Wrench, Strap
Compound, Anti-Seize, Molybdenum Disulfide
(WP 0113 00, Item 3)
(WP 0116 00, Item 6)
Key, Socket Head Screw, 3/16"
Petrolatum (WP 0116 00, Item 20)
(WP 0113 00, Item 3)
Safety Wire (WP 0116 00, Item 33)
Wrench, Combination, 1-1/16"
O-Ring (WP 0117 00, Item 106)
(WP 0113 00, Item 3)
O-Ring (WP 0117 00, Item 115)
Adapter, Crow Foot
(WP 0113 00, Item 3)
Personnel Required:
Screwdriver, Flat Blade, 1/4" x 4"
(WP 0113 00, Item 3)
Two, any MOS
Wire, Twister, Plier
(WP 0113 00, Item 3)
Plier, Diagonal Cutting
Equipment Condition
(WP 0113 00, Item 3)
Wrench, Torque, 0-150 ft lb
Fuel transfer pump defueled
(WP 0113 00, Item 3)
REMOVAL
1.
Lay fuel transfer pump on inlet side.
2.
Remove safety wire from shaft nut cover screws (1).
3.
Remove the four screws (1) and flat washers (2) that secure the shaft nut cover (3) to the seal housing (4). Remove the
cover.
4.
Install splined flexible coupling adapter (5) and key (6) on pump shaft.
NOTE
Removal of the fuel transfer pump shaft nut will require two persons. The nut is torqued
to 100-110 ft lb (135-149 Nm) and may require one person to hold the strap wrench and
one person to turn the nut.
5.
Position strap wrench around splined flexible coupling adapter (5) as near to set screw as possible to hold pump shaft.
Loosen shaft nut (7) as far as possible without jamming the nut against the splined flexible coupling adapter.
6.
Remove the flexible coupling adapter (5).
7.
Remove the shaft nut (7) and flat washer (8).
8.
Remove safety wire from seal housing screws (9).
9.
Remove the five seal housing screws (9) and flat washers (10); remove the shaft seal housing (4).
0094 00-1
