Rotation safety lock switch on
Lateral roll (tilt) left of right w/
rotation safety lock switch on
Release lateral roll (tilt) button
Release button. (all functions
except tilt when rocker switch is
on)
Traction arc switch closed
Lateral roll (tilt) left or right
Rotation safety lock switch off
Handle loose
Rotation safety lock switch on.
Foot end crossbar tilted left or
right
Rotation safety lock off.
Power down
MIZUHOSI 2009
Brake engages
Brake releases; tilt motor drives
Tilt motor ceases; brake engages
Immediate cessation of above.
No additional function
Tilt motor disabled, brake motor
disabled
Brake motor disabled
Tilt motor drives until tilt drive
status indicator lights
Tilt left or right disabled
Brake engages. LED turns on for
15-25 seconds later, LED off
29
Same as rotation safety lock
switch off.
Also verify switch, wiring, and
mounting of brake on sensor if
brake is weak, brake force
adjustment is incorrect
Same as tilt with rocker switch
off
Additionally: brake motor faulty
or wiring not connected
Hand pendant has failed, PC
board has failed
Same as for tilt w/rocker on
Hand pendant has failed
PC board has failed
Faulty switch,
broken wiring connection,
switch adjustment incorrect,
PC board has failed
Same.
Power off
Power to PC board not
connected
Power supply non-op, PC board
non-op
Cable from PC board to tilt motor
not connected
Tilt motor non-op
Home sensor has failed
Home sensor wiring shorted
Sensor misadjusted,
1/r sensor has failed, 1/r sensor
wiring shorted or disconnected
Sensor misadjusted
Lock sensor has failed
Lock sensor wiring disconnected
Traction arc switch closed
Traction arc switch wiring shorted
Tilt left or right limit switch has
failed
Wiring disconnected
PC board has failed
Motor has failed
Wiring to motor disconnected
LED has failed; wiring
disconnected
PC board has failed
No battery power
NW0498 Rev E