Skyjack SJ16 Service Manual

83
SJ12, SJ16
213558ADA
Electrical System Troubleshooting Section 4 – Troubleshooting Information
4.2-20 Reverse Drive Function Inoperative
1. Loose or broken wire #15 from Lift/Off/Drive
switch S3 to Platform connector X1 pin #A10.
Check continuity. Replace if defective.
2. Loose or broken wire #15 in mast control cable
or its connectors.
Check continuity between Mast function cable
connector P2 pin #3 and Platform connector X1
pin #A9 on cable. Check for loose or corroded
connections on cable connectors.Replace if wire is
defective.
3. Loose or broken wire #15 from Mast function
cable to Reverse Cutout Relay 15BCR.
Check continuity. Replace if defective.
4. Defective Tilt switch TS1. Test Tilt switch. Replace if defective.
5. Loose or broken wire #15B from Tilt switch TS1
to Reverse Cutout Relay 15BCR.
Check continuity. Replace if defective.
6. Loose or broken wire #02 from Reverse Cutout
Relay 15BCR to Base terminal block.
Check continuity. Replace if defective.
7. Defective Reverse Cutout Relay 15BCR. Check relay. Replace if defective.
8. Loose or broken wire #15A from Reverse Cutout
Relay 15BCR to Base terminal block.
Check continuity. Replace if defective.
9. Loose or broken wire #15A from Base terminal
block to Reverse Valve coil 4H-15A.
Check continuity. Replace if defective.
10. Loose or broken wire #02 from Base terminal
block to Reverse Valve coil 4H-15A.
Check continuity. Replace if defective.
11. Defective Reverse Valve coil 4H-15A. Check continuity. Replace if defective.
4.2-21 Two or More Functions at One Time
1. Shorted diode(s). Check continuity of all diodes. Replace if defective.
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Skyjack SJ16 Specifications

General

Gradeability	25%
Drive Motor	24V DC
Max Gradeability	25%
Platform Height	16 ft
Lift Capacity	500 lbs
Machine Width	0.76 m
Overall Width	0.76 m
Drive Speed (Stowed)	4.8 km/h
Drive Speed (Raised)	0.8 km/h
Turning Radius (Inside)	0 in
Power Source	24V DC Electric