Page 19 Mast Series - Operator’s Manual
April 2021
Function Tests
Do Not Operate Unless:
You learn and practice the principles of safe machine operation contained in this operator’s manual.
Avoid hazardous situations.
Always perform a pre-operation inspection.
Inspect the workplace.
Always perform function tests prior to use. Know and understand the function tests
before going on to the next section.
Only use the machine as it was intended.
Fundamentals
The function tests are designed to discover any malfunctions before the machine is put into service.
The operator must follow the step-by-step instructions to test all machine functions.
A malfunctioning machine must never be used. If malfunctions are discovered, the machine must be
tagged and removed from service. Repairs to the machine may only be made by a qualified service
technician, according to the manufacturer’s specifications.
After repairs are completed, the operator must perform a pre-operation inspection and function tests
again before putting the machine into service.
Select a test area that is firm, level and free of obstruction.
Be sure the battery pack is connected.
Pull out the main power switch to “on” position.
At the Ground Controls
Pull the ground red Emergency Stop button out to the on position. Pull out the platform red
Emergency Stop button to the on position.
Turn the key switch to ground control.
Observe the LED readout screen on the platform controls.
Result: The LED should look like the picture at right.
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Observe the LED readout screen on the ECU window.
Result: The LED should look like the picture at right.
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Test Emergency Stop
Push in the ground red Emergency Stop button to the off position.
Result: No functions should operate.
Pull out the red Emergency Stop button to the on position.
Test Up/Down Functions
A buzzer with different sound frequency is actuated by the control. The descent alarm sounds at 60
beeps per minute. The descent delay alarm sounds at 120 beeps per minute. The alarm that goes off
when the pothole guards have not deployed sounds at 180 beeps per minute. The alarm that goes off
when the machine is not level sounds at 180 beeps per minute.
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Section 7 - Function Tests
Function Tests
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