TM 1-1520-238-23
12-260
12.57.
ENGINE ANTI-ICE RELAY BOX REMOVAL/INSTALLATION
12.57.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
12.57.2. Initial Setup
Tools:
Electrical tool kit (item 378, App H)
Light duty laboratory apron (item 27, App H)
Chemical protective gloves (item 154, App H)
Adjustable air filtering respirator (item 262, App H)
Materials/Parts:
Brush (item 34, App F)
Sealing compound (item 175, App F)
Personnel Required:
68X
Armament/Electrical System Repairer
68X3F
Armament/Electrical System Repairer/
Technical Inspector
References:
TM 1-1520-238-T
Equipment Conditions:
Ref
Condition
1.57
Helicopter safed
2.2
Access doors T250L, T250R, T290L,
T290R, and L325 opened
12.57.3. Removal
a. Remove engine anti-ice relay box (1) from
supports (2).
(1) Detach connector P1087 (3) from receptacle
(A337)J1 (4).
(2) Remove sealing compound from edges of
box (1) mating surfaces and bolts.
(3) Remove four bolts (5) and washers (6).
(4) Remove box (1).
GO TO NEXT PAGE
M04-3314-1
6
5
1
M04-3314-2
4
3
2
