TM 1-1520-238-23
11-768
Change 4
11.174. PILOT LONGITUDINAL SHEAR PIN ACTIVATED DECOUPLER (SPAD) ASSEMBLY
DISASSEMBLY/ASSEMBLY (AVIM)
11.174.1. Description
This task covers:
Disassembly. Cleaning. Inspection. Assembly.
11.174.2. Initial Setup
Tools:
Aircraft mechanic’s tool kit (item 376, App H)
Airframe repairman’s tool kit (item 377, 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)
30 - 150 inch-pound 3/8-inch drive click type torque
wrench (item 441, App H)
Materials/Parts:
Cotter pin (3)
Shear rivet MS20470AD3 (2)
Adhesive (item 19, App F)
Brush (item 34, App F)
Cloth (item 52, App F)
Naphtha (item 127, App F)
Wire (item 224, App F)
Personnel Required:
67R
Attack Helicopter Repairer
68G
Aircraft Structural Repairer
67R3F
Attack Helicopter Repairer/Technical
Inspector
References:
TM 1-1500-204-23
Equipment Conditions:
Ref
Condition
11.64
Pilot longitudinal SPAD switch removed
11.173
Pilot longitudinal SPAD shear pin removed
11.174.3. Disassembly
a. Remove SPAD (1) from bracket (2).
(1) Remove and discard cotter pin (3).
(2) Remove nut (4) and washer (5).
(3) Remove bolt (6).
(4) Remove spad (1).
b. Remove outer lever (7) from inner lever (8).
(1) Remove bushing (9) from lever (7) and (8).
(2) Remove lever (7).
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