TM 1-1520-238-23
1-162
1.52.
ENCU TURBINE SERVICING
1.52.1. Description
This task covers:
Servicing.
1.52.2. Initial Setup
Tools:
Aircraft mechanic’s tool kit (item 376, App H)
Chemical protective gloves (item 154, App H)
Hand oiler (item 220, App H)
Materials/Parts:
Packing (2)
Lubricating oil (item 118, App F) (below -25 F)
Lubricating oil (item 119, App F) (above -25 F)
Wire (item 225, App F)
Personnel Required:
67R
Attack Helicopter Repairer
67R3F
Attack Helicopter Repairer/Technical
Inspector
Equipment Conditions:
Ref
Condition
1.57
Helicopter safed
2.2
Access doors T250L, T250R, T290L,
T290R, and L325 opened
2.84
Center aft catwalk removed
1.52.3. Servicing
a. Remove fill plug (1) from ENCU turbine (2).
(1) Remove lockwire from plug (1).
(2) Remove plug (1) from turbine (2).
(3) Remove and discard packing (3) from plug
(1).
b. Service ENCU turbine (2) until cotton (4) will
not absorb any more oil. Use lubricating oil
(item 118, App F) or lubricating oil (item 119,
App F) and oiler.
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