7
4
.
Unlatched operation is very dangerous. Before operating
the machine, be sure to confirm that Lock Unit securely
supports Back Support Frame.
CAUTION
Never operate Lock Pin latch/release operation while the
passenger is on STAIR CHAIR. Doing so may cause injury
to the passenger.
Do not let children operate STAIR CHAIR. It will result in
danger.
4
.
DESCRIPTION OF EACH UNIT
4-1 HOW TO SET THE BACK SUPPORT FRAME
Push Lock Release Lever, which is located above
Operation Box, to the left. Hold Back Support
Frame and let the frame slide slightly backward and
upward.
Lock Release Lever
Click!
[Left side]
[Right side]
Lock pin for Back
Support Frame
Lock Release Pin
Click!
Lock pin for Back
Support Frame
Lock Release Pin
When Back Support Frame has slid slightly,
disengage your finger from the lever and let Back
Support Frame slide further to extract the frame
backward.
Let the frame slide backward until the locking
mechanism emits a clicking sound.
When the lock pin for Back Support Frame has
been locked securely and the frame will not retreat,
the setup is complete.
NOTE:
Make sure that the lock pin for Back Support
Frame is securely caught on both sides of the
frame.
WARNING
