Exclusive Notes
1. The power unit is of S3 duty, which may only be worked intermittently,i.e. 1minute on and 9 minutes off.
2. Clean each of the hydraulic elements concerned in advance of installation of the electrical power unit.
three. Viscosity on the hydraulic oil shoud be 15~46 cst, which must also be clean and absolutely free of impurities, N46 hydraulic oil is advisable .
4. Check the oil degree during the tank soon after the first operation from the power unit.
five. Oil transforming is required right after the initial one hundred operation hours, afterwards as soon as every single 3000 hrs.

Electrical power UNITS FOR DOCK LEVELER four
General Description
This electrical power unit is deigned for all those dock levellers which have to have floating ramps with an emergency quit function. The ramp will rise when the pump is running.The lip will expend immediately once the ramp cylinder finishes its stroke. The ramp cylinder will retract when the pump stops running. An emergency quit might be recognized whilst the solenoid valve is energized. The lowering velocity of both the ramp as well as the lip is adjusted from the needle valves within the procedure.