(1) Set multimeter select switch to diode
(2) Connect positive (+) multimeter lead
to wire 1435 on magnetic switch R28.
(3) Connect negative () multimeter lead
to a known good ground.
(a) If any vdc are not present, go to
Step 10 of this Fault.
(b) If any vdc are present, go to
Step 11 of this Fault.
Remove all jewelry such as rings, dog tags, bracelets, etc. If jewelry or tools contact positive electrical
circuits, a direct short may result. Damage to equipment, injury or death to personnel may occur.
Circuit breakers CB5, CB6, CB12 CB20, CB22, CB23 and relays R3, R13 - R19, R26, R28, R32,
R33 are always electrically hot and can cause severe injury to personnel. Care must be exercised
when working under the electrical circuit board cover.