Skyjack SJ12 Operating Manual

Tables Section 4
General Maintenance
Before attempting any repair work, disconnect the battery by turning the main power disconnect switch
to “ ” off position. Preventive maintenance is the easiest and least expensive type of maintenance.
Table 4.6 Maintenance and Inspection Schedule
Frequency
Daily
3 months or
150 hours
Yearly
Frequency
Daily
3 months or
150 hours
Yearly
Labels A Test Main Power Disconnect Switch A
Electrical A Base Control Console A
Limit Switches A Test Base Emergency Stop Light A
Hydraulic A Test Base Emergency Stop A
Base A
Test Off/Platform/Base Switch
A
Main Power Disconnect Switch A Test Lower/Neutral/Raise Switch A
Base Control Switches A Test Emergency Lowering A
Battery Charger A Test Platform Maintenance Limit Switch A
Pothole Protection Device A Platform Control Console A
Wheel/Tire Assembly A Test Platform Emergency Stop A
Platform Assembly A Test Enable Trigger Switch A
Fall Protection Anchorage(s) A Test Lift/Off/Drive Switch Off Position A
Platform Control Console A Test Steering A
Manuals A Test Drive Cutout Limit Switch A
Hydraulic/Electrical Compartment A Test Driving A
Battery A Test Brakes A
Main Manifolds A Test Horn A
Hydraulic Tank A Test Platform Raising/Lowering A
Hydraulic Pump and Motor A Test Elevated Drive Speed A
Hydraulic Oil A Test Pothole Sensor A
Steer Cylinder Assembly A Test Lowering Only Alarm A
Motor Controller A Optional Equipment/Attachments A
Tilt Sensors A Test Flashing Lights (If equipped) A
Limit Switches A Test All Motion Alarm (If equipped) A
Lifting Mechanism A Test Outdoor Option Flashing Light (If equipped) A
Mast Assembly A
259AD_CE
Wear Pads A
Chains A
Optional Equipment/Attachments A
Flashing Lights (If equipped) A
Pipe Rack (If equipped) A
A - Perform Visual and Daily Maintenance Inspections & Functions Test. Refer to Section 2.3 and Section 2.4 of this manual.
B - Perform Scheduled Maintenance Inspection. Refer to Service & Maintenance manual.
* - Maintenance must be performed only by trained and competent personnel who are familiar with mechanical procedures.
† - Refer to Skyjack's website @ www.skyjack.com for latest service bulletins prior to performing quarterly or yearly inspection.
B*†
Visual and Daily Maintenance Inspections Function Tests
Outdoor Option Flashing Light & Limit Switch (If
equipped)
A
B*†
WARNING
Use original or equivalent to the original parts and components for the aerial platform.
Page 54
Vertical Mast
TM

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