TM 9-4110-254-14
542. CONTROL BOX COVER REPAIR AND REPLACEMENT
This task covers:
a. Removal
b. Repair
c. Installation
INITIAL SETUP
Materials / Parts
Equipment Conditions
Rivet (8)
disconnected.
Rivet (11)
General Safety Instructions:
Adhesive, General Purpose
WARNING
Wiping Rag
Acetone and methyl-ethyl ketone (MEK) are
3,Acetone E
flammable and their vapors can be explosive.
Repeated or prolonged skin contact or
Methyl- Ethyl Ketone
inhalation of vapors can be toxic. Use in a
19,MethylEthyl Ketone
well ventilated area, wear gloves, and keep
Gaskets (2)
away from sparks or flame
Gaskets
Gaskets
a. Removal.
(1)
Using drill bit slightly smaller than rivet diameter, drill through eleven rivets (1) and remove control
box cover (2).
(2)
Using drill bit slightly smaller than rivet diameter, drill through eight rivets (3) and remove data
plates (4) and (5)
b. Repair.
(1)
Remove as much old gasket material (6), (7), or (8) as possible by pulling or scraping it away from the
control box cover (2)
(2)
Soften and remove old adhesive and gasket (6), (7), or (8) residue, using acetone or methyl-ethyl ketone
(MEK) and a stiff brush.
(3) Be sure that the attaching surface of the control box cover (2) is clean and free of paint and old adhesive
material.
(4)
Coat the mating surfaces of the control box cover (2) and gasket (6), (7), or (8) with adhesive Let both
surfaces air dry until adhesive is tacky, but will not stick to fingers.
(5)
Starting with an end, carefully press gasket (6), (7), or (8) onto the control box cover (2). Press firmly
overall to ensure complete contact.
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