52
221491AFA
SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT
Section 4 – Inspections Before Operation
Function tests
4.3-12 Do a test of the brakes
IMPORTANT
The brakes engage instantly when you release the
function-enable switch. This causes the MEWP to
stop immediately.
1.
Make sure the path of intended motion is clear.
2.
Move the
lift/off/drive
switch
3
to the
drive
position
3a
.
3.
Squeeze and hold the
function-enable
switch
4
.
4.
Drive the MEWP forward. Release the
controller
handle
5
.
▪
Result:
The MEWP stops. Do not operate the
MEWP if the MEWP pulls to one side while it
stops. A service technician must do a check
on the brake adjustments.
5.
Drive the MEWP rearward. Release the
function-
enable
switch
4
only.
▪
Result:
The MEWP stops. Do not operate the
MEWP if the MEWP pulls to one side while it
stops. A service technician must do a check
on the brake adjustments.
4.3-13 Do a test of the platform raise and
lower functions
WARNING
Look for overhead obstructions or other possible
hazards around the MEWP when you raise the
platform. Do not lower the platform unless the area
below is clear of personnel and obstructions. If
you do not obey, there is a risk of death or serious
injury.
1.
Move the
lift/off/drive
switch to the
lift position
3b
.
2.
Squeeze and hold the
function-enable
switch
4
.
3.
Push the
controller handle
5
to raise the
platform by approximately 0.5 m (20 in).
▪
Result:
The platfor
m
raises.
4.
Squeeze and hold the
function-enable
switch
4
.
5.
Pull the
controller handle
5
to fully lower the
platform.
▪
Result:
The platform fully lowers.
TM
4
3a
5
3
3b
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