JLG 10msp, Service And Maintenance Manual

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SECTION 6 - SECTION 6 - TROUBLESHO TROUBLESHOOTING OTING
3 31 12 21 12 22 28 8 – – J JL LG G L Liifft t – – 6-19 6-19
Code 04 - Tilt Condition Code 04 - Tilt Condition
Check For These Obvious Conditions First: Check For These Obvious Conditions First:
• • If machine is on a tilt of more than 1.5° in either or both the X If machine is on a tilt of more than 1.5° in either or both the X or Y direction, this is normal operation. or Y direction, this is normal operation.
(DRIVE and LIFT UP are disabled when tilt is detected) (DRIVE and LIFT UP are disabled when tilt is detected)
• • Check if Ground Control Module is mounted securely to the mast support column. Check if Ground Control Module is mounted securely to the mast support column.
Code 05 - RESERVED Code 05 - RESERVED
Code 06 - Drive Motor Brush Wear Warning Indicator Code 06 - Drive Motor Brush Wear Warning Indicator
• • Replace Drive Mo Replace Drive Motor Brushes - tor Brushes - see see Section 3.5, Wheel Drive Assembly - Servicing Section 3.5, Wheel Drive Assembly - Servicing - for brush - for brush replacement instructions. replacement instructions.
• • Program Ground Control Statio Program Ground Control Station module to reset the Brush Wear Warning Timer - see n module to reset the Brush Wear Warning Timer - see Section 4.4, Ground Control Mod- Section 4.4, Ground Control Mod-
ule - Programming ule - Programming
Code 07- Left Drive Motor - Disconnected Code 07- Left Drive Motor - Disconnected
Check For These Obvious Conditions First: Check For These Obvious Conditions First:
• • Check left drive motor M1 connector at the Traction Co Check left drive motor M1 connector at the Traction Control Module for secure and proper connection. ntrol Module for secure and proper connection.
Table 6-7. Code 04 - Tilt Condition Table 6-7. Code 04 - Tilt Condition
S ST TE EP P A AC CT TIIO ON N S SP PE EC C Y YE ES S N NO O
1. 1.
Using a digital level check the actual level of the Using a digital level check the actual level of the machines’ resting surface in machines’ resting surface in
both the X and the Y both the X and the Y directions. Does surface check within directions. Does surface check within machine specifi- machine specifi-
cation. cation.
1.5° 1.5°
X X and and Y Y Direction Direction
G Go o tto o S Stteep p 22 D Drriivve e M Maacchhiinne e ttoo
Level Surface Level Surface
2. 2.
At the Ground Control Module, enter At the Ground Control Module, enter the programming mode (See Ground the programming mode (See Ground
Control Programming, Section-3 of Service Manual) and check the tilt Control Programming, Section-3 of Service Manual) and check the tilt sen- sen-
sor X and Y readings. Are readings within machine specification? sor X and Y readings. Are readings within machine specification?
1.5° 1.5°
X X and and Y Y Direction Direction
Replace Ground Replace Ground
Control Module Control Module
Go to Step 3 Go to Step 3
3. 3.
Zero Tilt Sensor on a surface checked to within 0.0 degrees with a digital Zero Tilt Sensor on a surface checked to within 0.0 degrees with a digital
level in both the X and Y directions. (See Ground Control Programming, Sec-
level in both the X and Y directions. (See Ground Control Programming, Sec-
tion-3 tion-3 of of Service Manua Service Manual). l).
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NOTE: NOTE: If frequent calibration of the internal Tilt Sensor is required, replace the Ground Control Module. If frequent calibration of the internal Tilt Sensor is required, replace the Ground Control Module.
T Table 6-8. Code 07 - able 6-8. Code 07 - Left Drive Motor - Disconnected Left Drive Motor - Disconnected
S ST TE EP P A AC CT TIIO ON N S SP PE EC C Y YE ES S N NO O
1. 1.
Check resistance across positive (+) and negative (–) drive motor leads in Check resistance across positive (+) and negative (–) drive motor leads in
M1 connector wiring harness going to th
M1 connector wiring harness going to th e left drive e left drive motor motor. Is reading within . Is reading within
spec? spec?
..1 t 1 to . o .3 o 3 ohhm mss R Reeppllaacce T e Trraaccttio ionn
Module Module
Go to Step 2 Go to Step 2
2. 2.
Repair or replace left drive moto Repair or replace left drive moto r wiring, brushes or motor. r wiring, brushes or motor.
(For brush replacement, see Section 3 of th (For brush replacement, see Section 3 of th is Service Manual) is Service Manual)
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