This series of products is the YBZ series power unit, which is widely used in two-post automobile hoists.
The YBZ Series Power Unit is part of a power unit family widely used in two-post auto hoists, hydraulic fork lifts and scissors lifts. Pushing the start button on the motor lifts the machine, while lowering is activated by the manual release valve with speed controlled by the throttle valve in the return line.
The document covers outline dimensions, section views for manual and electric unloading valves, a hydraulic circuit diagram and model specifications. Special notes address the S3 duty cycle, oil viscosity and mounting, plus initial and periodic oil change intervals.
| Duty cycle | S3 duty |
|---|---|
| Duty cycle timing | 1 minute on, 9 minutes off |
| Oil viscosity | 15~68 cst |
| Recommended oil | N46 hydraulic oil |
| Mounting position | Vertically |
| Oil change interval | After 100 hours initially, then every 3000 hours |
| Motor certification | 60HZ motors with CSA or UL certification available upon request |
It uses S3 duty and can only be worked intermittently, with 1 minute on and 9 minutes off.
Oil viscosity should be 15~68 cst, and N46 hydraulic oil is recommended.
The power unit should be mounted vertically.
Oil changing is required after the initial 100 operation hours, afterwards once every 3000 hours.