JLG 450A_AJ Series II Service Manual User Manual

Page 354

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SECTION 6 - JLG CONTROL SYSTEM

6-44

– JLG Lift –

3121290

3/3

(Continued)

LEFT FORWARD DRIVE PUMP OPEN
CIRCUIT

Machines with chassis module ONLY.

LEFT REVERSE DRIVE PUMP SHORT
TO GROUND

Machines with chassis module ONLY.

LEFT REVERSE DRIVE PUMP SHORT
TO BATTERY

Machines with chassis module ONLY.

LEFT REVERSE DRIVE PUMP OPEN
CIRCUIT

Machines with chassis module ONLY.

ALTERNATOR/ECM POWER SHORT
TO GROUND

HOUR METER SHORT TO GROUND

HOUR METER SHORT TO BATTERY

HORN SHORT TO GROUND

HORN OPEN CIRCUIT

HORN SHORT TO BATTERY

AUX POWER SHORT TO GROUND

AUX POWER OPEN CIRCUIT

AUX POWER SHORT TO BATTERY

GLOW PLUG SHORT TO GROUND

Machines with glowplugs configured ONLY.

GLOW PLUG OPEN CIRCUIT

Machines with glowplugs configured ONLY

GLOW PLUG SHORT TO BATTERY

Machines with glowplugs configured ONLY

LP LOCK SHORT TO GROUND

Machines with dual-fuel engines ONLY.

LP LOCK OPEN CIRCUIT

Machines with dual-fuel engines ONLY.

LP LOCK SHORT TO BATTERY

Machines with dual-fuel engines ONLY.

LP START ASSIST SHORT TO
GROUND

Machines with dual-fuel engines ONLY.

LP START ASSIST OPEN CIRCUIT

Machines with dual-fuel engines ONLY.

LP START ASSIST SHORT TO BAT-
TERY

Machines with dual-fuel engines ONLY.

MAIN DUMP SHORT TO GROUND

MAIN DUMP OPEN CIRCUIT

MAIN DUMP SHORT TO BATTERY

PARKING BRAKE SHORT TO
GROUND

PARKING BRAKE OPEN CIRCUIT

PARKING BRAKE SHORT TO BAT-
TERY

START SOLENOID SHORT TO
GROUND

Machines with diesel engines ONLY.

START SOLENOID OPEN CIRCUIT

Machines with diesel engines ONLY.

START SOLENOID SHORT TO BAT-
TERY

Machines with diesel engines ONLY.

MAIN LIFT APU SHORT TO GROUND 1250AJP ONLY.

MAIN LIFT APU OPEN CIRCUIT

1250AJP ONLY.

MAIN LIFT APU SHORT TO BATTERY 1250AJP ONLY.

Table 6-6. Help Fault Codes, Displayed Faults, and Descriptions

Flash Code

Fault Displayed on Analyzer

Description

Priority

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