Oshkosh Corporation JLG 450AJ, Руководство по обслуживанию и ремонту

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SECTION 6 - JLG CONTROL SYSTEM
3121659 – JLG Lift – 6-51
PLATFORM ROTATE RIGHT
VALVE – SHORT TO GROUND 3397 The UGM detects a short to ground at this output The UGM shall prohibit Plat-
form Rotate Left and Right Power Cycled
PLATFORM ROTATE RIGHT
VALVE – OPEN CIRCUIT 3398 The UGM detects an open circuit at this output The UGM shall suspend Plat-
form Rotate Left and Right;
(340AJ, 400S, 450AJ) The
UGM shall limit Platform
Rotate Left and Right to
Creep speed after controls ini-
tialized;
(18RS, 24RS) Platform Rotate
Left and Right permitted
after controls are initialized The UGM no longer detects open circuit;
(340AJ, 400S, 450AJ) Full speed Platform
Rotate Left and Right permitted after con-
trols are initialized
PLATFORM ROTATE RIGHT
VALVE – SHORT TO BATTERY 3399 The UGM detects a short to battery at this output The UGM shall prohibit Plat-
form Rotate Left, Right and
Flow Control Valve outputs Power Cycled
JIB LIFT UP VALVE - SHORT TO
GROUND 33100 MACHINE SETUP > JIB = YES;
The UGM detects a short to ground at this output
The UGM shall prohibit Jib Lift
Up;
The UGM shall limit Jib Lift
Down to Creep speed Power Cycled
JIB LIFT UP VALVE - OPEN CIR-
CUIT 33101 MACHINE SETUP > JIB = YES;
The UGM detects an open circuit at this output
The UGM shall suspend Jib
Lift Up and Down;
The UGM shall limit Jib Lift Up
and Down to Creep speed
after controls initialized The UGM no longer detects open circuit;
Full speed Jib Lift Up and Down permitted
after controls are initialized
JIB LIFT UP VALVE - SHORT TO
BATTERY 33102 MACHINE SETUP > JIB = YES;
The UGM detects a short to battery at this output
The UGM shall prohibit Jib Lift
Up, Down and Flow Control Power Cycled
JIB LIFT DOWN VALVE - SHORT
TO GROUND 33103 MACHINE SETUP > JIB = YES;
The UGM detects a short to ground at this output
The UGM shall prohibit Jib Lift
Up and Down Power Cycled
JIB LIFT DOWN VALVE - OPEN
CIRCUIT 33104 MACHINE SETUP > JIB = YES;
The UGM detects an open circuit at this output
The UGM shall suspend Jib
Lift Up and Down;
The UGM shall prohibit Jib Lift
Up;
The UGM shall limit Jib Lift
Down to Creep speed after
controls initialized The UGM no longer detects open circuit;
Jib Lift Up permitted after controls are ini-
tialized
Full speed Jib Lift Down permitted after
controls are initialized
JIB LIFT DOWN VALVE - SHORT
TO BATTERY 33105 MACHINE SETUP > JIB = YES;
The UGM detects a short to battery at this output
The UGM shall prohibit Jib Lift
Up, Down and Flow Control Power Cycled
TOWER LIFT UP VALVE – SHORT
TO GROUND 33106 The UGM detects a short to ground at this output The UGM shall prohibit Tower
Lift Up;
The UGM shall limit Tower Lift
Down Creep speed Power Cycled
TOWER LIFT UP VALVE – OPEN
CIRCUIT 33107 The UGM detects an open circuit at this output The UGM shall suspend Tower
Lift Up and Down command
and revert to Open Loop Cur-
rent control for Tower Lift;
The UGM shall limit Tower Lift
Up and Down to Creep speed
after controls initialized The UGM no longer detects open circuit;
Full speed Tower Lift Up and Down permit-
ted after controls are initialized
Table 6-5. Diagnostic Trouble Code Chart
Help Message DTC
Fault Condition/Trigger
(For configurable items, fault applies only if
configured. All listed conditions to be met unless
stated otherwise)
Required Control
Response or State
Assignment
Conditions Required for Movement
and/or to Clear Fault