TM 1-1520-238-23
4-364
4.112.
NO. 1 OR NO. 2 ENGINE DRAIN HOSE REPLACEMENT
4.112.1. Description
This task covers:
Removal. Installation.
4.112.2. Initial Setup
Tools:
Aircraft mechanic’s tool kit (item 376, App H)
1 x 3/8-inch drive open end box socket wrench
crowfoot attachment (item 77, App H)
1 & 1 1/8-inch open end wrench (item 417, App H)
30 - 150 inch-pound 3/8-inch drive click type torque
wrench (item 441, App H)
Personnel Required:
67R
Attack Helicopter Repairer
67R3F
Attack Helicopter Repairer/Technical
Inspector
Equipment Conditions:
Ref
Condition
1.57
Helicopter safed
2.2
Access doors LN3 and LN4 or RN3 and
RN4 opened
NOTE
This task is typical for both No. 1 or No. 2
engine drain hose.
4.112.3. Removal
a. Remove engine drain hose (1) from engine
common drain (2).
(1) Hold nipple (3). Remove nut (4). Use open
end wrench.
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M04-3922-1
1
4
3
2
M04-3922-2
