Skyjack SJ12 Service Manual

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213558ADA
SJ12, SJ16
Section 5 – Procedures Mast Roller Replacement
4. Remove all hardware securing the mast to the
base.
Figure 42 Mast Hardware Removal
5. Lift mast section 1 up and away from the lift
cylinder. Make sure all harnesses are clear. Set
the mast section aside.
Figure 43 Mast Section 1 Removal
5.13 Mast Roller Replacement
1. Remove the hardware securing the roller
assembly to the mast.
2. Tap the roll pins out of the mast and pull the
roller assembly off.
3. Pull the roller assembly apart. Replace worn
parts as required.
Mounting
Bracket
Roller
Bearing
Pin
Roll Pin
Do w e l
Pin
Figure 44 Roller Pin Components
4. Reassemble the roller assembly.
5. Align the holes in the roller assembly with the
holes in the mast. Tap the roll pins into the holes.
6. Apply Loctite 242 (blue) to the threads and
install the bolts. Torque to 18 ft-lb
IMPORTANT
Once installed, the rollers must turn freely. Check
rotation before assembling the mast.

Skyjack SJ12 Specifications

General

Gradeability	25%
Drive Motor	24V DC
Machine Width	32 in (0.81 m)
Stowed Height	6.5 ft
Overall Width	32 in (0.81 m)
Stowed Height (Rails Folded)	6.5 ft
Drive Speed (Elevated)	0.5 mph (0.8 km/h)
Power Source	Electric