Section 2 - Familiarization Control Functions
It is the responsibility of the operator to read, completely understand and follow all instructions and warnings
contained in this operating manual and on the aerial platform.
FAMILIARIZATIONFAMILIARIZATION
2.2-4 Emergency Lowering System
This emergency lowering system allows platform
lowering in the event of an emergency or an electrical
system failure.
1. Remove any obstructions from a lowering
platform.
2. Extension platform may need to be retracted or
aerial platform may need to be moved to clear
obstruction. Refer to Section 2.5 for winching and
towing procedures.
1
Figure 2-4. Emergency Lowering System
3. Locate emergency lowering valve (item 1) at
the base of the lift cylinder, pull out and hold
emergency lowering valve (item 1) to lower
platform.
2.2-5 Tilt Alarm
The aerial platform is equipped with a device which
senses when the aerial platform is out of level in any
direction. When activated, it disables drive and lift
functions of the aerial platform and an alarm produces
an audible sound.
WARNING
If the tilt alarm sounds and the platform
does not, or only partially raises,
immediately lower the platform completely
and ensure that the aerial platform is on
a firm level surface.
2.2-6 Hourmeter
This hourmeter is located on the mast.
1
Figure 2-5. Hourmeter
1. This gauge records accumulated operating time
of the aerial platform.
2.2-7 Circuit Breaker/Diagnostic Switch
This assembly is located inside the hydraulic/electrical
compartment.
1
2
Figure 2-6. Circuit Breaker/Diagnostic Switch
1. In the event of power overload or positive circuit
grounding, the circuit breaker pops out. Push
breaker back in to reset.
WARNING
Diagnostic switch should not be used
while any person are in the platform.
2. Diagnostic switch is used to check machine
functionality while the machine is in the service
position.
Vertical Mast
Page 15
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