(1) Set multimeter select switch
to volts dc.
(2) Connect positive (+) multimeter lead
on wire 1488 at harness connector
MC94, terminal D.
(3) Connect negative () multimeter lead
to a known good ground.
(4) Turn ON ENGINE switch.
(a) If there are not 22 to 28 vdc
present, perform Step (5) below
and replace LHS control
assy (Para 7-40).
(b) If there are 22 to 28 vdc present,
LHS control assy is OK.
(5) 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.