(1) Set multimeter select switch
to volts dc.
(2) Connect positive (+) multimeter lead
at rectifier wire 1478.
(3) Connect negative () multimeter lead
to a known good ground.
(4) Turn ON ENGINE switch
(5) Push in middle frame safe lowering
(a) If there are not 22 to 28 vdc
present, turn OFF ENGINE switch
and repair wire 1478
(see schematic Fig 2-52) or
notify DS Maintenance.
(b) If there are 22 to 28 vdc present,
wire 1478 is OK.
(6) Turn OFF ENGINE switch.
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.
Do not allow the LHS control box assembly cover to hang from console by the wire connections to the
control box assembly. Failure to comply will damage the wire connections.