TM 5-5420-234-14&P
4-12. UNIT TROUBLESHOOTING (continued).
14. MAIN FRAME DOES NOT UNLOAD IN MANUAL MODE (MODEL B ONLY)
(continued).
MAI N FRAME
UNLOAD VALVE
ANDSOLENOID
POSITION 1
CONTINUITY TEST
CAUTION
Electrical power must be shut off
from circuit before continuity can
be checked. Failure to comply with
this caution may result in damage
to test equipment or electrical sys-
tem.
NOTE
POSITION 2
A reading of infinity indicates an
open circuit.
(1) Set multimeter to ohms position.
(2) Connect multimeter between position
"1" and position " 2" on main frame
unload valve solenoid. Check
multimeter for continuity.
449304
- -293
5. 9
Change 1
