TM 9-2320-279-34-1
Troubleshooting Index (Cont)
2-7. TROUBLESHOOTING INSTRUCTIONS (CONT).
Table 2-2.
Troubleshooting Subject Index (Cont)
Subject
Vehicle System
Page
Boom lowers under load or will not hold load . . . . . . . . . . . . . . . . . . . . . . . . .
Boom moves slowly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Boom operation erratic when telescoping in . . . . . . . . . . . . . . . . . . . . . . . . . .
Boom operates abnormally, slowly, will not telescope in or out, or raise
or lower
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Boom raises or lowers slowly
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Boom will not telescope out
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Boom will not go to maximum height
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Boom will not hold load . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Boom will not lift load
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Boom will not lower (M977, M985)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..
Boom will not lower or will not lower completely
. . . . . . . . . . . . . . . . . . . . .
Boom will not raise . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Boom will not raise load
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Boom will not telescope in
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Cable, winch will not pay out
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Control rods do not move complete in or out . . . . . . . . . . . . . . . . . . . . . . . . . .
Coolant pump fails to operate (indicator light comes on) . . . . . . . . . . . . . ..
Crane bounces, jerks, or does not operate smoothly . . . . . . . . . . . . . . . . . . .
Crane chatters when nearing maximum travel in any function or
when operating with near maximum load
. . . . . . . . . . . . . . . . . . . . . . . . . .
Crane controls sticking
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Crane controls will not move
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Crane creeps clockwise or counterclockwise . . . . . . . . . . . . . . . . . . . . . . . . . .
Crane does not rotate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Crane folds too quickly (falls when folding)
. . . . . . . . . . . . . . . . . . . . . . . . . .
Material Handling
Crane (M983) . . . . . . . . . 2-47
Material Handling
Crane (M983)
. . . . . . . . . 2-50
Material Handling
Crane (M977, M985) . . . 2-93
Material Handling
Crane (M977, M985) . . . 2-90
Material Handling
Crane (M977, M985) . . . 2-87
Material Handling
Crane (M977, M985) . . . 2-100
Material Handling
Crane (M983) . . . . . . . . . 2-44
Material Handling
Crane (M977, M985) . . . 2-107
Material Handling
Crane (M9831
. . . . . . . . . 2-45
Material Handling
Crane (M977, M985) . . . 2-106
Material Handling
Crane (M983)
. . . . . . . . . 2-42
Material Handling
Crane (M977, M985) . . . 2-100
Material Handling
Crane (M977, M985) . . . 2-100
Material Handling
Crane (M977, M985) . . . 2-101
Heavy Duty Winch . . . . . . 2-27
Material Handling
Crane (M983)
. . . . . . . . . 2-69
Arctic Heater Kit . . . . . . . 2-128
Material Handling
Crane (M977, M985) . . . 2-124
Material Handling
Crane (M983) . . . . . . . . . 2-32
Material Handling
Crane (M977, M985) . . . 2-123
Material Handling
Crane (M977, M985) . . . 2-123
Material Handling
Crane (M983) . . . . . . . . . 2-54
Material Handling
Crane (M983)
. . . . . . . . . 2-54
Material Handling
Crane (M983)
. . . . . . . . . 2-50
2-6
Change 3
