TM 9-2320-279-34-1
Troubleshooting Index (Cont)
Table 2-2.
Troubleshooting Subject Index (Cont)
Subject
Vehicle System
Page
Crane jerks when operated . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Crane operating levers not moving in remote control
. . . . . . . . . . .
Crane operation is not smooth in remote control mode . . . . . . . . . . . . . .
Crane outrigger extended light does not work . . . . . . . . . . . . . . . . . . . . . .
Crane overload protection circuit malfunction . . . . . . . . . . . . . . . . . . . . . . .
Crane rotates slowly in one direction, but rotates normally in other
direction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Crane starts to move as soon as remote controller is connected and
turned on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Crane will not fold completely or folds slowly . . . . . . . . . . . . . . . . . . . . .
Crane will not operate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Crane will not operate in one or more remote control functions . . . . .
Crane will not unfold or will not unfold completely . . . . . . . . . . . . . . . . .
Engine high idle does not operate . . . . . . . . . . . . . . . . . . . . . . . . . . .
Excessive creep in first and reverse . . . . . . . . . . . . . . . . . . . . . .
Flowmeter does not operate (not registering) . . . . . . . . . . . . . . . . .
High idle does not operate .
.
.
.
.
.
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.
.
.
.
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. .
High stall speed . . . . . . . . . . . . . . . . . . . . . . . . .
Hoist lowers load too quickly . . . . . . . . . . . . . . . . . . . .
Hoist operates slowly or will not lift load . . . . . . . . . . . . . . . . . . . . . .
Hoist operation slow when lowering or raising . . . . . . . . . . . . . . . . . . . . . .
Hoist will not hold load
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Hoist will not lower load . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Hydraulic circuits inoperative .
.
.
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.
.
.
Hydraulic oil is foamy . . . . . . . . . . . . . . . . . . . . . .
Lift cylinder will not extend .
.
.
.
.
.
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.
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Lift cylinder will not lift load . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Hydraulic . . . . . . . . . . . . . . 2-22
Material Handling
Crane (M977, M985) . . . 2-124
Material Handling
Crane (M983) . . . . . . . . . 2-54
Material Handling
Crane (M983) . . . . . . 2-69
Material Handling
Crane (M983)
. . . . . . . . . 2-77
Material Handling
Crane (M983) . . . . . . . . 2-73
Material Handling
Crane (M983) . . . . . . 2-54
Material Handling
Crane (M983)
. . . . . . . . . 2-82
Material Handling
Crane (M983)
. . . . . . . . 2-48
Material Handling
Crane (M977, M985) . . . 2-83
Material Handling
Crane (M983)
. . . . . . . . . 2-61
Material Handling
Crane (M983) . . . . . . 2-47
Engine . . . . . . . . . . . . . 2-10
Transmission . . . . . . . . . . . 2-17
Tanker . . . . . . . . . . . . . . . . . 2-24
Engine . . . . . . . . . . . . . . . . . 2-10
Transmission . . . . . . . . . . . 2-21
Material Handling
Crane (M977, M985) . . 2-113
Material Handling
Crane (M983)
. . . . . . . . . 2-34
Material Handling
Crane (M977, M985) . . . 2-114
Material Handling
Cranes
(M983) . . . . . . . . . . . . . . . . 2-35
(M977, M985) . . . . . . . . . . . 2-113
Material Handling
Cranes
(M983) . . . . . . . . . . . . . . . . 2-36
(M977, M985) . . . . . . . . . . 2-112
Hydraulic . . . . . . . . . . . . . 2-22
Hydraulic . . . . . . . . . . . . . . 2-22
Retrieval System
(M984E1) . . . . . . . . . . . . . 2-126.5
Retrieval System
(M984E1) . . . . . . . . . . . . . 2-126.5
Change
3
2-7
