Skyjack SJ4740 - 13 Do a Test of the Brakes; 14 Do a Test of the Platform Raise and Lower Functions; 15 Do a Test of the Horn

216380ACA SJ3215, SJ3219, SJ3220, SJ3226, SJ4726, SJ4732, SJ4740
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Section 4 – Inspections Before Operation
Function Tests
4.3-13 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 to the drive
position.
3. Squeeze and hold the function-enable switch.
4. Drive the MEWP forward and then rearward.
Release the controller handle.
▪
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 forward and then rearward.
Release the function-enable switch only.
▪
Result: The MEWP comes to an instant and
sudden stop. Do not operate the MEWP if it
does not stop immediately, or it pulls to one
side while it stops. A service technician must
do a check on the brake adjustments.
4.3-14 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.
2. Squeeze and hold the function-enable switch.
3. Push the controller handle to raise the platform
by approximately 0.5 m (20 in).
▪
Result: The platform rises.
4. Squeeze and hold the function-enable switch.
5. Pull the controller handle to fully lower the
platform.
▪
Result: The platform fully lowers.
4.3-15 Do a test of the horn
1. Push the horn button
7
.
▪
Result: The horn makes a sound.
Platform control console
CUT OUT
TM
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