14
VI. Maintenance of the back rest
1. Disassembly and replacement of back pad
①
Find the zipper on the top of the back rest. Unzip it, then the back pad can be removed.
②
There are two air hoses at the bottom of the back pad, pull out the connectors if a replacement needed.
③
There is a zipper at the bottom of the back pad. Unzip it and lift the sponge, then you can see the air
bags there.
④
Pull out the connectors of the hoses, then you can replace the air bag(s) if needed.
2. Disassembly and replacement of the backrest
If the complete backrest is broken and need to be replaced, please consult the steps as below.
①
Find the “stopper” under the backrest and press it , then you can fold backrest on seat part
②
Find the wire plugs and pull out them.
③
Unattach the connecting rod and the U stay fork of the reclining actuator with a flat head rivet, and pull
out the split pin.
④
Lift the backrest at 90 degrees, then take it away from the chair.
The hoses of the back pad
Pull out the hoses
The zipper on the top of the backrest
The zipper at the bottom of the backrest
Note: Insert the wire plugs back
black to black and gray to gray,
otherwise damage to the chair
may result
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