Cessna 150K - Page 221

16-46. TROUBLE SHOOTING (Cont).
TROUBLE
PROBABLE CAUSE
REMEDY
BOTH ANTI-COLLISION
Faulty wiring.
Test for continuity. Repair or
STROBE LIGHTS WILL replace.
I
NOT LIGHT.
THRU 1972
MODELS. (Cont).
ONE ANTI -COLLISION Flash tube burned out. Test with new tube.
Replace
STROBE LIGHT WILL flash tube.
NOT LIGHT.
BEGINNING
WITH 1973
MODELS.
Faulty power supply.
Listen for whine in power supply
to determine if power is operating.
Faulty wiring. Test for continuity.
Repair or
replace.
Faulty trigger head.
Test with new trigger head.
Replace trigger head.
BOTH ANTI-COLLISION
Circuit breaker open.
Inspect. Reset.
STROBE LIGHTS WILL
NOT LIGHT. BEGINNING
Faulty switch.
Test for continuity.
Repair or
WITH 1973 MODELS. replace.
Faulty wiring.
Test for continuity.
Repair or
replace.
DOME LIGHT TROUBLE.
Short circuit in wiring.
1. Inspect circuit breaker.
If
circuit breaker is open, proceed
to step 2.
If circuit breaker is
OK, proceed ~o step 3.
Defective wiring.
2. Test circuit until short is
located. Repair or replace
wiring.
3.
Test for open circuit. Repair
or replace wiring.
If no short or
open circuit is found, proceed to
step 4.
Lamp burned out.
4. Test lamp with ohmmeter or
new lamp.
Replace lamp.
Defective switch.
5.
Check for voltage at dome
light with master and dome light
switch on.
Should read battery
voltage.
Replace switch.
Change 1 16-15