4. Spring tension attachment
CAUTION
・
Never move releasing lever with inserting hexagon socket screw key(adjustment tool).
1) Confirm that the weight of suspended load is within the capacity range of the balancer when
you suspend tool/device or when you pull rope sideways.
2) Increase the spring tension by turning the spindle to the + side with a hexagon socket screw
key.
（
see Fig.1
）
CAUTION: turn it to the opposite direction, the spring will break.
Please confirm indication of main body, the direction of two sides is not same.
Decrease the spring tension by moving releasing lever in right and left.
NOTE
：
Factory setting of spring tension
・
BS3W
／
BS3N.
…Approx.2
.3kg
・
BS5W
／
BS5N…Approx.4
.0kg
・
BS7W
／
BS7
N…Approx.
6.0kg
Refer to graph and adjust tension that load is balanced. (see Fig.2)
(“0”indicates the condition that wire rope is fully retracted into drum and all
spring tension is released.)
■
Back side
■
Front side
Fig.1
Copied
digital
data
from
http://www.endo-kogyo.co.jp/
Summary of Contents for BS3N
Page 14: ......
