4-12. UNIT TROUBLESHOOTING (continued).
15. LHS DOES NOT OPERATE PROPERLY IN AUTO MODE (CAB ONLY)
Electrical power must be shut off
be checked. Failure to comply
with this caution may result in dam-
age to test equipment or electrical
and access cover from heater
CAB CONTROL BOX
(2) Disconnect wiring from components.
A reading of infinity indicates an open
(4) Connect multimeter to leads at each
end of wire and check multimeter for
harness, positions C and F.
Any reading besides infinity indicates
a grounded wire.
of wire and connect to chassis
MAIN JUNCTION BOX