Raising and lowering adjustment
Release retention screw. Pull toggle and carry out height adjustment. The retention
screw must be re-tighten ed after the height has been adjusted. If the retention screw
can be screwed completely home . This means that unit can not to be used anymore
and must be overhauled by the manufacturer. The lowering rate can be adjusted by
revolving the valve core.
Item No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
2 . Adjustment & Operation
3 . Parts List & Expolded Figure
Description
Locknut
Angle Iron
Angle Iron
Cylinder
Copper washer
Valve base
Copper washer
Valve core
Washer
Leather Cup
Column
Locking Base
Toggle
Mandrel
Self-locking Plate
Supporting Rod
Block Rod
Retention screw
Locating Pin
Compression Spring
Handle
Pin base
Graduated plate
Wheel
Plug
O-ring
O-ring
Nut
Cover
Pin
4
Quantity
4
4
2
2
1
1
1
1
1
1
1
1
1
2
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1