Snorkel S2633 User Manual
Page 50
Chapter 12 – Troubleshooting
46
S2633 – 8210048
Symptom
Possible Cause
Corrective Action
Platform will not extend.
Foot lever not fully depressed.
Fully step on foot lever to release the pin
from the rear stop before extending the
platform.
Drive functions don’t work.
Switches set wrong.
From the upper controls:
Press the high or low speed drive
button then squeeze and hold the
interlock switch. Push the joystick for-
ward to drive the platform forward or
pull it backward to drive the platform
in reverse.
y
Machine is not on a level surface or
too steep a grade.
Lower the platform and drive to a level
surface.
Load capacity exceeded.
Remove load from platform. Refer to
platform capacity placard for maximum
capacity.
Low hydraulic system pressure.
Stow the machine and do not operate until
repairs are made.
Only slow drive speed works.
Platform elevated above 3′ (0.9 m).
Lower platform to drive machine at faster
speed.
Low speed drive button depressed.
Press the high speed drive button.
Machine will not steer.
Joystick interlock switch not en-
gaged.
Engage the interlock switch before operat-
ing the steer switch.
Wheels won’t turn when winch-
ing or pushing.
Brakes are engaged.
To release the brakes from the front drive
motors (refer to Figure 11.3):
Remove the thread protectors from
the outer plugs.
Use a 5 mm Allen wrench to remove
the outer plugs turning counterclock-
wise.
Use a 5 mm Allen wrench to turn the
inner plugs as far as possible turning
clockwise.
y
y
y
Brakes don’t work.
Brake are not fully engaged.
To engage the brakes from the front drive
motors (refer to Figure 11.3):
Use a 5 mm Allen wrench to turn the
inner plugs as far as possible coun-
terclockwise.
Use a 5 mm Allen wrench to turn the
outer plugs as far as possible clock-
wise.
Replace the thread protectors on the
outer plugs.
y
y
y
Tilt alarm does not work.
Platform is not raised more than 3′
(0.9 m).
Normal operation. The tilt alarm is not
active until the platform is raised more
than 3′ (0.9 m).