ELECTRODRIVE Liftmaster Strong Arm User manual

Strong Arm
Operating Manual

Strong Arm Operating Manual—OM0008E/2
This manual contains important safety, installation and operating instructions for this
unit. Read this manual thoroughly and completely, and retain for future reference. This
unit can cause serious injury to personnel or damage to property if used incorrectly,
therefore do not use this machine for any other purpose apart from its intended use.
Using this unit incorrectly may void warranty.
Any damage audible or visible to this unit should be addressed at the time of discovery.
Electrodrive Pty Ltd can provide parts and service support on request through its
service partner company:
Serviced Equipment Pty Ltd
p: 1300 934 471
e: [e-mail]
Made in Australia by:
Electrodrive Pty Ltd
2A Ayton Street, Sunshine North VIC Australia 3020
p: 1300 934 471 (within Australia)
p: [phone] (International)
e: [email protected]
w: www.electrodrive.com.au
© Electrodrive

Strong Arm—Operating Manual
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Contents
Introduction..................................................................................................................... 4
Assembly......................................................................................................................... 5
Brake winch handle ...................................................................................................... 5
Slew Handle.................................................................................................................. 5
Operating instructions ................................................................................................... 6
Safety check ................................................................................................................. 6
Using the Strong Arm ................................................................................................... 6
Adjusting the boom ...................................................................................................... 6
Maintenance ................................................................................................................... 7
Warranty .......................................................................................................................... 8
Unauthorised maintenance........................................................................................... 8
Misuse .......................................................................................................................... 8
General wear items not covered under warranty.......................................................... 8
Appendix 1: Specications ............................................................................................ 9
Appendix 2: Mounting plate......................................................................................... 10
Appendix 3: Boom length and weight guidelines ...................................................... 11
Service log .................................................................................................................... 12

4
Introduction
The Liftmaster Strong Arm is a cantilever crane used for carrying heavy loads up onto
an elevated surface.
Model Working Load Limit Max Load
SIS4HW 500 kg 500 kg
Brake winch
Winch handle
Slew handle
Retaining pins
Base plate
Boom
Boom support
Locking pin
Hook

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Assembly
Onsite installation and mounting must be done by a qualied engineer.
See Appendix 1 for mounting plate diagram for hole placement.
Brake winch handle
1. Unscrew locking nut (A) on brake winch.
2. Place brake winch handle onto bolt.
3. Screw locking nut into place to secure brake
winch handle.
Slew Handle
4. Unscrew the nut and remove the small bolt (B)
on the slew.
5. Attach slew handle by sliding it onto the slew,
aligning the bolt hole.
A
B

6
Operating instructions
Safety check
Before using the Strong Arm, the operator should complete the following check:
1. Retaining pins are locked correctly and the unit is secured to the base plate.
2. Boom support is in correct position and that it rmly holds the boom.
3. Boom locking pin is secure, preventing the boom from sliding.
Using the Strong Arm
1. Rotate winch handle anti-clockwise to lower hook.
2. Secure load to the hook.
Prior to lifting, check that the clip on the hook is locked in place and
that the hook has a proper lift point.
3. Rotate handle clockwise slowly to raise the load in a safe manner.
4. Rotate slew handle to turn the boom in a circular arc either clockwise or anti-
clockwise.
Adjusting the boom
Extending the boom
Remove boom locking pin and slowly slide boom to desired length and reattach locking
pin to secure the boom.
Adjusting the boom height
Have a rm grip on the boom and boom support and slowly raise until desired angle is
reached. Placing boom support into holder, make sure it is safely secured.
See Appendix 3 for boom length and weight guidelines.
Boom is not to be extended or raised while the weight is attached.
All changes must be done prior to operation.

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Maintenance
§Always check cable and hook for signs of damage, wear and fraying.
§Check for any structural damage.
§Check that the winch locks correctly and winch cogs and teeth are suciently
lubricated with CRC TAC2 (or equivalent) adhesive lubricant. Check that the roller
pins are free of damage and moving correctly.
§Check that all pins, washers and clips aren’t damaged or missing.

8
Warranty
Electrodrive Pty Ltd warrants that this product is free from defects in materials and
workmanship for a period of twelve months from the date of dispatch from the
Electrodrive plant.
If a defect is reported, Electrodrive will repair or replace the defective part, at its own
discretion. This warranty does not apply if this unit has been misused, damaged, or
modied in any way.
Please be aware that modications and misuse will void your warranty. The following
activities (including, but not limited to) are examples of these:
Unauthorised maintenance
§There are modications to the body or frame of the machine
§Use of non-specied parts
§The machine is serviced by an unauthorised service agent
Misuse
§Overloading the unit during lifting
§Carrying people or other foreign objects
§Exposed to rain or other precipitation, unless weatherproof option is installed
§Exposed to a corrosive environment
General wear items not covered under warranty
§Tyres, tubes and castors

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Appendix 1: Specications
The Strong Arm has been load tested in accordance with Test Specication Clause
12.2/AS4991-2004 (Certicate Number ALS31085).
See Appendix 3 for boom length and weight guidelines.

10
Appendix 2: Mounting plate

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Appendix 3: Boom length and weight
guidelines

12
Service log
Service recommendations
To ensure this equipment is kept in a safe and reliable condition, it is important to
follow a preventative maintenance program. Maintain a log of the service work on the
cards below, and always use an approved Electrodrive service agent to conduct the
works. Approved service personnel will be provided with all necessary documents and
components in service repair, including but not limited to, circuit diagrams, component
part lists, descriptions, service checklists and spare parts.
6 month service
Date of service Service agent
Machine serial number
Summary of works
Next service due

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12 month service
Date of service Service agent
Machine serial number
Summary of works
Next service due
18 month service
Date of service Service agent
Machine serial number
Summary of works
Next service due

14
24 month service
Date of service Service agent
Machine serial number
Summary of works
Next service due
30 month service
Date of service Service agent
Machine serial number
Summary of works
Next service due

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36 month service
Date of service Service agent
Machine serial number
Summary of works
Next service due
42 month service
Date of service Service agent
Machine serial number
Summary of works
Next service due

16
48 month service
Date of service Service agent
Machine serial number
Summary of works
Next service due
54 month service
Date of service Service agent
Machine serial number
Summary of works
Next service due

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60 month service
Date of service Service agent
Machine serial number
Summary of works
Next service due

Mobility solutions to help you push, pull & lift with ease
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