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Page Title:
STEERING SELECT SWITCH DOES NOT OPERATE - continued |
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 TM 10-3930-673-20-1
VOLTAGE TEST
(1) Set multimeter to volts dc.
(2) Connect multimeter positive lead (+) to
steering select valve where wire 84
connects.
(3) Connect multimeter negative lead () to
known good ground.
(4) Connect negative battery cable to
negative side of battery (Para 8-42).
(5) Turn engine start switch to ON position,
BUT DO NOT START ENGINE
(TM 10-3930-673-10).
(6) Switch steering select switch to CRAB
position (TM 10-3930-673-10).
(a) If voltage present, replace steering
select valve (Para 14-10).
(b) If voltage is not present, repair wire
84 and/or connector (Para 8-48).
(7) Turn engine start switch to OFF
position (TM 10-3930-673-10).
(8) Disconnect negative battery cable from
negative side of battery (Para 8-42).
WIRE 85
VOLTAGE TEST
(1) Set multimeter to volts dc.
(2) Connect multimeter positive lead (+) to
steering select valve where wire 85
connects.
(3) Connect multimeter negative lead () to
known good ground.
(4) Connect negative battery cable to
negative side of battery (Para 8-42).
WIRE 84
(5) Turn engine start switch to ON position,
BUT DO NOT START ENGINE
TR01589
(TM 10-3930-673-10).
(6) Switch steering select switch to 4
WHEEL position (TM 10-3930-673-10).
(a) If voltage present, replace steering
select valve (Para 14-10).
(b) If voltage is not present, repair wire
85 and/or connector (Para 8-48).
(7) Turn engine start switch to OFF
position (TM 10-3930-673-10).
(8) Install battery cover (Para 8-42).
2-597
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