SPECIAL TOOLS; TOOL KITS; JIGS; TEST, MEASUREMENT AND DIAGNOSTIC EQUIPMENT (TDME); AND FIXTURES REQUIRED

WO 1-1520-25 1-20-01

9. SPECIAL TOOLS; TOOL KITS; JIGS; TEST, MEASUREMENT AND DIAGNOSTIC EQUIP-

MENT (TDME); AND FIXTURES REQUIRED:

NOMENCLATURE

NSN

CAGEC

PART NUMBER

QTY

Tool Kit, Aircraft

81996

Mechanic's or equivalent.

Wrench, Torque, Dial

58536

A-A-24 11

Indicator, %-inch drive,

0-75

10. MODIFICATION PROCEDURES:

Mask Blower Slider Plate Removal

Helicopter is safed (TM 1-1

(1)

Access pilot or CPG station (TM

(2)

WARNING

There is an upwardspring preloadat all times. The seat must be occupiedwhenever

it is adjusted. If the seat vertical adjustment handle is pulledwhen the seat is unoccu-

pied, the seat will snap up to it's full up position. This could cause severe personal

injury. If injury occurs, seek medical aid.

NOTE

All callout references in steps (3) through (7) refer to Figure 1, page 6.

Disconnect connector (1) P373 (pilot) or P259 (CPG) from connector (2)

(CPG) on slider plate (3).

Screw electrical connector cover (4) onto connector

Remove and discard two screws

two washers (6) and two nuts (7) from upper

bracket (8).

two washers (10) and two nuts (11) from low-

Remove and discard two screws

er bracket (12).

Remove M43 Mask Blower slider plate (3)from brackets.

Kevlar Panel Bracket Assembly Installation

NOTE

All callout references in steps (1) through (8) refer to Figure 2, page 7.

Thread the tiedown strap (1) through one of the links on the electrical connector

(1)

cover chain (2).

Fold approximately four inches of the cable (3) onto itself, and tighten the tiedown

(2)

strap.

new bracket assembly (4) into existing upper bracket (5) and lower bracket

(3)

(6) on left armored wing (7) of crew seat.