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V. TEST RUN
1. Adjust the equalizing cable
Use wrench to hold the cable end, meanwhile use ratchet
to tighten the cable nuts until both cables have the same
tension. If the two carriages do not lift at the same
time, screw and tighten the cable nuts on the
lower of the two carriages.
2. Adjust safety cable
Lift the carriages and lock at the same height, pull the safety cable and then release
a little, and then tighten the safety cable nuts. Make sure the safety locks click at the
same time.
3. Bleeding air from oil cylinder
This hydraulic system is designed to bleed air by loosening
the bleeding screw on top of the cylinders. Lift the carriages
to about 12 inches and loosen the bleeding plug.
Lower the lift until fluid comes out. Tighten the screws
after bleeding
.
4. Adjust the lowering speed (Only for ATLAS power unit)
(Adjust with a load on the lift) (See Fig. 46)
You can adjust the lowering speed of the lift if needed: Loosen the locking nut on the
throttle valve, and then turn the throttle valve clockwise to decrease the lowering
speed, or counterclockwise to increase the lowering speed.
Adjust clockwise, decrease lowering speed
(See Fig. 44)
(See Fig. 45)
Throttle valve
Fig. 46
Counterclockwise, increase lowering speed
34
Cable nut
Fig. 44
Bleeding Plug
Fig. 45
Throttle valve
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