
USER MANUAL // ELECTRIC STAIR CLIMBING CHAIR PS-190
Review 03/19
8
03.1 Chair’s use
1. Before transfer patients, open the chair, ensure the red cross-bar has
insert the lock slot. Warning: Be sure the cross-bar is locked before using.
2. After the patient sit down, fasten the vest belts.
3. Press the lock button to adjust the telescopic front handles, open fol-
ding handle to 90 degree, then autolock.
4. The headrest can be adjusted according to patient’s height by pull &re-
lease the black bar, total 3 positions,then fasten the head cushion.
5. Track operation: Push down the black tube along the slot to fold the
track and track frame will be locked automatically by the side lock, when open
the track , open the black size lock rst, then pull out the black tube.
Adjust track tightness: if you nd the track become too loose or tight, you can
use socket head wrench to adjust it.
6. After using, pull the black cross bar along the slot to fold the chair.
7. Go down the stair: (this product is suitable for any type of stairs)
Open battery switch: push the chair to the stair, make the chair fall backward,
press the “DOWN” , the chair will go down the stairs , you just need to hold the
chair, ensure that the chair go straight line.
Go up the stair:
Pull the chair to the stair, make the chair fall backward, press the “UP”, the chair
will go up the stairs, you just need to hold the chair, ensure that the chair go
straight line, and lightly press the backrest to ensure the chair steady climbing.
Stop on the stairs: if you want to stop the chair on the stairs, just move your
nger away from the button, the chair has its own balance will not move down
or fall down from the stairs, very safe.
8. The installation of the battery, charging and maintenance.
Insert the battery to the slot, can be locked by key.
Battery charging need 5 hours, the full charging can use about 1.5 hours, equal
to climbing and down 5 layers building 30 times.
When no use the chair, close the battery switch, if long time not use, make sure
to charge the battery every 3 month, the battery can repeat charge for 500
times, its lifetime is about 3-5 years.
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