CLEAN/FLUSH TANK ASSEMBLY. This task covers:
Tools, see Appx B, Sec III, Ref Code (No.):
Tool Kit, General Mechanics Automotive (1)
Sealant, Silicone (Appx E, Sec II, Item 63)
Tape, Antiseize (Appx E, Sec II, Item 67)
Hand Riveter (2)
Varnish, Electrical (Appx E, Sec II, Item 73)
Wire Stripper (16)
Gaskets (TM 10-4610-232-24P)
Heat Gun (16)
Preformed Packings (TM 10-4610-232-24P)
Lockwashers (TM 10-4610-232-24P)
ROWPU shutdown. Low pressure piping removed
Washers (TM 10-4610-232-24P)
(para. 4-42). Tank drained.
Wires disconnected at junction box No. 3
General Safety Instructions:
Observe specific Warnings and Cautions in text.
Protect eyes and skin from direct contact with chemicals. Be especially careful when
opening containers to avoid chemicals and chemical fumes. Wash hands thoroughly with
soap and water after handling chemicals or components exposed to chemicals.
Disconnect hose (1, Figure 4-63) and hose (2) from tank.
Turn elbow (5) out of tank.
Remove coupling (3) with attached dust cap from elbow (5) and remove gasket (4).
Turn elbow (8) out of tank.
Remove coupling (6) with attached dust cap, from elbow (8) and remove gasket (7).
Loosen tube nuts (9) and remove tube (10).
Remove tube stiffeners (11) from tube (10).
Remove elbows (12) from tank.
Loosen nuts (13) until free of fittings (18 and 19).
Remove preformed packing (14) and seals (15).
Remove nuts (13) and tubing (16) with ferrules (17) attached.
Remove fittings (18 and 19).
Do not damage switch wires.
Wires are covered with shrink tubing. If necessary, remove shrink tubing by carefully
slitting it with a knife.
Unscrew nut (20). Slide retainer (21) and bushing (22) off wires (23) attached to level switch (31).
Remove silicone sealant from bore of elbow (25). Unscrew elbow (25) and slide it off wires (23).
Remove four capscrews (26), lockwashers (27), nuts (28), washers (29) and lockwashers (30).
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