|
| |
TM 10-4320-342-24
2-20. DISCHARGE ELBOW REPLACEMENT.
This task covers:
a. Removal
b. Installation
INITIAL SETUP
Tools
Equipment Condition
General Mechanics Tool Kit (App B, Sect III,
Male Flange Coupling removed (Para 2-9)
Item 1)
Torque Wrench: 0-600 foot-pounds (App B,
Sect III, Item 2)
Material/Parts
Preformed Packing (App F, Item 44)
Lubricant (App E, Item 18)
Preformed Packing (App F, Item 52)
Locknuts (App F, Item 99)
NOTE
This procedure covers the elbow on the 200 GPM fuel pump. Replacement of
elbow on the 600 GPM fuel pump is similar.
a.
REMOVAL. Refer to Figure 2-40.
(1)
Remove swivel elbow (1), adapter (2) and preformed packing (3) from discharge elbow (4). Discard preformed
packing.
(2)
Remove locknuts (5), flatwashers (6) and bolts (7). Discard locknuts.
(3)
Remove discharge elbow (4) and preformed packing (8) from ball valve (9). Discard preformed packing.
b.
INSTALLATION.
(1)
Lubricate preformed packing (8).
(2)
Position discharge elbow (4) on ball valve (9).
(3)
Install bolts (7), flatwashers (6) and locknuts (5). Torque 170 to 187 foot-pounds.
(4)
Lubricate preformed packing (3) and install on adapter (2).
(5)
Install swivel elbow (1) and adapter (2) onto discharge elbow (4).
2-109
|
