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TM 10-4320-342-24
2-19. MALE FLANGE COUPLING REPLACEMENT.
This task covers:
a. Removal
b. Installation
INITIAL SETUP
Tools
Equipment Condition
General Mechanics Tool Kit (App B,
200/600 GPM pump assembly removed from the
Sect III, Item 1)
system (Para 2-9, TM 10-4320-342-10)
Torque Wrench: 0-600 pounds (App B,
Sect III, Item 7)
Material/Parts
Preformed Packing (App F, Item 44 and 98)
Lubricant (App E, Item 18)
Locknut (App F, Item 99)
a. REMOVAL. Refer to Figure 2-39.
NOTES
·
This procedure covers the male flange coupling on the 200 GPM fuel pump.
Procedure for the 600 GPM fuel pump is similar.
·
When installing new dust cap, remove and discard gasket supplied with dust
cap. Install new arctic service gasket in dust cap.
(1)
Remove dust cap (1), split rings (2) and chain (3) from male flange coupling (4).
(2)
Remove gasket (5) from dust cap (1).
(3)
Remove locknuts (6), flatwashers (7) and bolts (8) from male flange coupling (4) and discharge elbow (10).
Discard locknuts.
(4)
Separate male flange coupling (4) from discharge elbow (10) and remove preformed packing
(9)
Discard preformed packing.
b.
INSTALLATION.
(1)
Lubricate preformed packing (9) and position on flange of discharge elbow (10).
(2)
Position male flange coupling (4) on discharge elbow (10).
(3)
Install bolts, flatwashers (7) and locknuts (6). Torque locknuts 170 to 187 foot-pounds.
(4)
Install arctic service gasket (5) in dust cap (1) and install cap (1).
(5)
Install split rings (2) onto male flange coupling (4) and dust cap (1).
2-107
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