TM-3-1040-279-12-P

GENERATOR SET, SMOKE, MECHANICAL: PULSE JET, M157 W/120 GAL FOG OIL TANK AND W/80 GAL FOG OIL TANK

TECHNICAL MANUAL; OPERATOR’S AND ORGANIZATIONAL MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST AND DEPOT MAINTENANCE REPAIR PARTS

MAY 1987

TM-3-1040-279-12-P - Page 183 of 389

TM 3-1040-279-12&P

e. PURGE Switch.

REMOVAL

1. Remove panel cover (P. 4-110).

NOTE

Removal and installation procedures are the

same for both PURGE switches. When re-

moving right PURGE switch, disconnect cable

assembly CU-1 from fire detection unit.

2. Tag and unsolder electrical connections from PURGE switch (1).

3. Remove nut (2), washer (3) and key washer (4) and remove PURGE switch (1) from instrument

panel (5).

INSTALLATION

1. Install PURGE switch (1) in instrument panel (5) and secure with nut (2).

2. Solder electrical connections as tagged to switch (1).

NOTE

If cable assembly CU-1 was disconnected, re-

connect cable CU-1 to fire detection control

unit.

3. Install panel cover (P. 4-110).

Change 2

4-115