STT113 TOWER CRANE OPERATION AND SERVICE MANUAL
8B
-
14
Table
8-6-1
Adjusting the speed limiter
（
（
（
（
SLCHGV
）
）
）
）
1. Lift load V with low speed (PV), and then
hoisting with high speed.
2. Adjusting bolt (1) until the bolt head touches the sensitive switch (2).
3. Lower the load, and add
10
% to the load.
Lift it with low speed, then try to lift it with
high speed. At this moment, it shouldn’t
obtain the high speed (the fifth gear),
otherwise, readjusted.
Adjusting the max. load limiter
（
（
（
（
SLCHPV
）
）
）
）
1. Lift load X with low speed.
2. Adjusting bolt (3) until the bolt head touches the sensitive switch (4).
3. Lower the load, and add
10
% to the load.
Lift it with low speed. If the load can be
lifted, readjusted it.
Note:
For various load V, W, X and Y, see the table 8-6-2.
