Skyjack SJ46 AJ+ Service Manual

136
229042ABA SJ46 AJ+, SJ46 AJ, SJ51 AJ
Section 4 – Troubleshooting Information Electrical System - ANSI/CSA
4.2-58 The Load Sense Indicates Overload or Overload Warning with the Platform
Empty or Below Weight
1. Load sense mis-calibration Refer to calibration procedure for recalibration of
load cell
2. Load cell circuit not operating Check wiring from load cell to platform control
module. Check CAN termination resistors. Check
load cell. Repair or replace as required
4.2-59 The Overload Indicator Light does not Turn On when the Platform is Overloaded
1. Defective lamp Check lamp. Replace if defective
2. Load cell circuit not operating Check wiring from load cell to platform control
module. Check CAN termination resistors. Check
load cell. Repair or replace as required
3. Load sense out of calibration Refer to calibration procedure for recalibration of
load cell
4. No output control module Check Voltage at platform control module
connectpr J3 pin #7 for 12V when platform is
loaded with 110% of rated capacity. (Boom fully
retracted and 12” (30cm) off the ground.)
5. Loose or broken wire #82 from the platform
control module connector J13 pin 7 to overload
lamp PL10.
Check continuity. Replace if defective
6. Loose or broken wire #02 from overload lamp to
platform terminal strip
Check continuity. Replace if defective
4.2-60 The Audible Alarm does not Turn On with the Platform Overloaded
1. Defective alarm BP3 Check alarm. Replace if defective
2. Loose or broken wire #118 from platform control
module connector J13 pin 8 to alarm BP3
Check continuity. Replace if defective
3. Loose or broken wire #02 from alarm BP3 to
platform terminal block
Check continuity. Replace if defective
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Skyjack SJ46 AJ+ Specifications

General

Brand	Skyjack
Model	SJ46 AJ+
Category	Boom Lifts
Language	English