PRINTED IN U.S.A.
61
50960025/CP0514
CHECKING GENERAL MACHINE
OPERATION AND CONDITION
Are any decals missing or damaged? Are all guards,
shields and covers in place? Do all controls function
smoothly and properly? Are there any abnormal vibra-
tions or noises? Are any hose or fitting connections
leaking? Is the engine exhaust color normal?
CHECKING PERSONNEL WORK PLAT-
FORM (PWP) SYSTEM (if used)
Machine Position
The following must be performed before begining the
PWP System checking procedures:
1.
Machine on level surface,
2.
Boom fully lowered,
3.
Frame level,
4.
Transmission in “N” (Neutral),
5.
Parking brake switch “OFF,”
6.
PWP System switch “OFF,”
7.
Remote switch plugged in and “ENGAGED.”
Activation Tests
To test the PWP System activation logic:
1.
Start the engine and press the PWP rocker switch
to “ON.”
l
The PWP System lamp in the switch should be
flashing.
2.
Apply the service brakes.
l
The PWP switch lamp should be illuminated
continuously after three seconds, indicating that
the PWP System has been activated.
l
The parking brake should engage, as indicated
by the lamp in the parking brake switch illumi-
nating.
l
The carriage tilt and auxiliary functions should
now be disabled. The joystick control should
continue to function normally for boom
raise/lower and extend/retract.
Lockout Tests
To test the transmission and joystick control lockout
logic:
1.
Shift transmission into “F” (Forward) and
increase the engine speed slightly.
l
The transmission should remain de-clutched,
allowing the engine to increase speed easily.
l
Return the transmission selector to “N”
(Neutral) after the check.
2.
Have an assistant move the remote shutdown
switch to “Dis-engaged.”
l
The joystick control should now be disabled, so
that boom raise/lower and extend/retract will no
longer function.
l
Have the assistant move the remote shutdown
switch to “Engaged” after the check.
3.
Tilt the frame to the right slightly more than two
degrees.
l
The joystick control should now be disabled so
that boom raise/lower and extend/retract no
longer function.
l
Repeat the procedure with the frame tilted to
the left.
l
Return the frame to a level position after the
checks.
De-activation Tests
To test the PWP System de-activation logic:
1.
Turn the key switch to “OFF” and wait for the
engine to stop. Then turn the key switch back to
“ON.”
l
The PWP switch lamp and the parking brake
switch lamp should both be illuminated.
2.
Turn the key switch to “OFF” and then turn the
PWP rocker switch to “OFF.” Turn the key switch
back to “ON.”
l
The PWP switch lamp should be flashing and
the parking brake switch lamp should be on
continuously.
WARNING
If the PWP System fails to operate properly
during any of the PWP System checks, DO
NOT USE the machine until the cause has
been corrected. Contact your dealer (or
Manitou Americas) for service information and
parts.
