Function Test
22
Do Not Operate Unless:
√ You learn and practice the principles of safe
machine operation contained in this operator’s
manual.
1 Avoid hazardous situations.
2 Always perform a pre-operation
inspection.
3 Always perform function tests prior to use
Know and understand the function tests
before going on to the next section.
4 Inspect the workplace.
5 Only use the machine as it was intended.
Function Test 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.
At the Ground controls
1.Select a test area that is firm, level and free
of obstruction.
2.Be sure the batteries are connected.
3.Pull out the platform and ground red
Emergency Stop button to the on position.
4.Turn the key switch to ground control.
5.Observe the diagnostic LED readout on the
platform controls.
⊙
Result: The LED should display “CH”.
Test Emergency Stop
6.Push in the ground red Emergency Stop
button to the off position.
⊙
Result: No functions should operate.
7.Pull out the red Emergency Stop button to
the on position.
Test the Up/Down Functions
The audible warnings on this machine and the
standard horn all come from the same central
alarm. The horn is a constant tone. The
descent alarm sounds at 60 beeps per minute.
The alarm sounds at 180 beeps per minute
when the pothole guards have not deployed
and when the machine is not level. An optional
automotive-style horn is also available.
Turn the key switch to platform control or
closed.
8.Toggle platform lift switch upward.
⊙
Result: The platform should not raise.
9.Turn the key switch to the ground control.
10.Toggle platform lift switch upward.
⊙
Result: The platform should raise.
11.Toggle platform lift switch down.
⊙
Result: The platform should lower. The
descent alarm should flash and sound while
the platform is lowering. When the platform
down to 2.1M, stop falling.
12.Pull the platform lift switch.
⊙
Result: The platform should lower to the
lowest location. The descent alarm should
flash and sound while the platform is
lowering.
Test auxiliary lowering
13.Activate the up function by pressing the lift
enable button and platform up button, and
raise the platform approximately 60 cm.
14.Pull the emergency lowering knob located
on the ground controls side of the
machine.
⊙
Result: The platform should lower. The
descent alarm will not sound.
15.Turn the key switch to platform control.
At the platform controls
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