1 Body frame 1
51 Head pad 1
52 Back pad 1
49 Hex socket head cap screw M8*40 2
50 Hex socket head cap screw M8*85 2
30 Spring washer M8 4
33 Plain washer
Φ16*Φ8.4*1.6
4
1
13
No. Name Specication Qty.
Step 3: Assembly of the Head Pad and Back Pad
1. Mount the head pad (51) onto the body frame (1) with two screws (49), two spring washers (30)
and two plain washers (33).
2. Mount the back pad (52) onto the body frame (1) with two screws (50), two spring washers (30)
and two plain washers (33).
No. Name Specication Qty.