TM 5-5420-234-14&P
4-12. UNIT TROUBLESHOOTING (continued).
15. LHS DOES NOT OPERATE PROPERLY IN AUTO MODE (CAB ONLY)
(continued).
VOLTAGE TEST
(1) Open hydraulic cabinet cover.
(2) Loosen four screws on main
junction box cover and open
cover.
(3) Turn engine start switch to ON
position.
(4) Turn light control switch to
STOP LIGHT position.
(5) Set multimeter to voltage
position.
(6) Place positive (+) probe of
multimeter on terminal strip,
position 3.
(7) Place negative (-) probe of
multimeter on known good
ground and check multimeter
for voltage reading.
(8) Turn engine start switch and
light control switch to OFF
position.
WIRING REMOVED FOR CLARITY
4-321
