19
Illustration of hydraulic valve for hydraulic power unit
a. Manual power unit, 220V/60Hz, Single phase (See Fig. 31)
V. TEST RUN
1. Adjust synchronous cable (See Fig. 32)
Pu
sh button “UP” to lift the carriages up to the position of the cable nut higher than
chain pulley. Use wrench to hold the cable fitting, meanwhile
use ratchet spanner to tighten the cable nut.
Make sure two cables are with the same tension
so that two carriage can work synchronously.
Fit the plastic hole cover on the lifting head.
I
f the carriage does not Synchronize when lifting,
please tighten the cable nut of lower side carriage.
2
. Adjust safety cabl
e
Lifting the carriage and lock at the same height, strain the safety cable and then
release a little, and then tighten the cable nuts. Make sure the safety device can
always be worked properly.
3. Adjust the lower speed
port
port
release valve
valve
valve