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 TB 55-1900-231-15
(3)
Brake, Air Cylinders - Through the air connection or drain plug, spray/fog one (1) oz. of P-9 each,
after which reconnect air or reinstall drain plug.
(4)
Clutch Actuators - (Are air/hydraulic on the air side preserve the same as item 29. (g)(1) above. On
the hydraulics, ensure the reservoir is filled to operating level with fluid specified BFB 2190 Hydraulic
Oil.
30.
Drive System/Drums/Gypsy Heads:
(a)
Gear/Chain Case - (Enclosed) No preservation required. Fill to operating level with the P-10 Type 1 Grade
30 oil.
(b)
(c)
Brake Drums - Coat/spray the unpainted drum surface with rust inhibiting lacquer-resisting synthetic primer
conforming to FED-TT-P-664, commonly called Glyptol.
NOTE
With the brake off, rotate drum as required to apply.
Do not apply
brake afterwards.
31.
Fuel Tank - Preserve with P-10 grade 30 using the fill and drain method; that is, drain the fuel from the tank, fill
with P-1 grade 30 all the way into neck, then drain the P-1 grade 30. Allow sufficient time for excess/rundown to
drain, then reinstall drain plug.
NOTE
All fittings and lubrication points will be lubricated in normal manner in
accordance with the lubrication order for that equipment.
32.
Sealing Exterior Openings
The D/H envelope shall be established by sealing all outside doors, hatches vents and other openings that lead into
the interior of the craft.
(a)
Clean all dogs, dogging devices and securements, for all hatches and vent covers. Preserve with P-2.
Clean off all knife edges and gaskets.
(b)
Chalk all knife edges and dog down all openings. Open the doors or covers and inspect gasket for proper
seal.
(c)
Dog down all doors and openings as tght as possible to insure the opening is sealed and air tight. Reapply
i
P-2 preservative to dogging devices and securements.
(d)
Seal all openings and doors that cannot be dogged down tightly using contact cement, tape and strippable
coating.
33.
Exhaust Fan Vents, Natural Vents, Overboard Discharges
(a)
Unless designated below all exhaust vents, natural vents and overboard discharges will be sealed as follows:
(1)
Plywood blanks will be placed over the opening.
(2)
Seal edges of the blank with contact cement, tape, and strippable coating.
E-10
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