(1) Set multimeter select switch to ohms.
(2) Is there continuity measured on wire
1435 between 24V relay R12,
terminal 85 and a known good
(a) If there is no continuity, repair
wire 1435 (see schematic
Fig 2-24) or notify DS
(b) If there is continuity, wire 1435 is
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.