H O R N D O E S N O T O P E R A T E
I N I T I A L S E T U P
General Mechanics Tool Kit (Item 30, App D)
Digital Multimeter (Item 43, App D)
See your -10
Engine stopped/shutdown (see your -10)
Carrier blocked (see your -10) -
Trim vane lowered (see your -10)
Power plant front access door open
(see your -10)
1. Turn MASTER SWITCH to ON.
2. Is MASTER POWER indicator on?
1. Remove horn ground lead plug (1) from horn
2. Measure continuity between horn ground lead
plug (1) and ground.
3. Does multimeter read 0 ohms?
1. Go to Master Switch On
Indicator Does Not Light
1. Replace horn ground lead
2. Verify no faults found.