TROUBLESHOOTING PROCEDURES - continued - TM-55-1925-292-14-P0143

TM 55-1925-292-14&P

0009 00

From Sheet 1

WARNING

Take great care when working

around energized electrical

equipment. Contact between

unprotected body parts and

electrical conductors can cause

serious injury or death.

Place pressure switch PS-1

UP in the OPERATE position

and measure for 120 Vac across

terminals 8 and 5 in pressure

switch PS-1.

Locate and repair the faulty wiring

120 Vac

in the FM-200 system between the

present?

circuit breaker and pressure switch

PS-1.

Yes

WARNING

Take great care when working

around energized electrical

equipment. Contact between

unprotected body parts and

electrical conductors can cause

serious injury or death.

Set the FM-200 SYSTEM

circuit breaker in the 01 and 02

emergency lighting panel 1 to

Pressure switch PS-1 is

Does

OFF and place pressure switch

pressure switch No

faulty. Notify the

PS-1 UP in the OPERATE

maintenance supervisor

PS-1 check

position. Measure for

of the defect.

good?

continuity across pins

8 and 9 and pins 5 and 6

in pressure switch PS-1.

Yes

Locate and repair the

faulty wiring in the FM-200

system electrical wiring

between PS-1 and the

inoperative amber strobe

light.

Exit

Procedure 4. Amber Strobe Light Does Not Flash When The FM-200 System Is Actuated (Sheet 2 of 2)

0009 00-7