Boss Hydraulic Air Compressor K36BP Piston

2. Check the cylinder head stud torque (see NOTE 2).

3. Check the operation of the receiver safety valves.;

1. Change the crankcase oil (see NOTE 1).

2. Check cooler fins for dirt and obstruction. Clean if needed.;

The air intake filter is a heavy-duty dry type high efficiency filter designed to protect the compressor from dust and foreign objects.

Frequency of maintenance of the filter depends on dust conditions at the operating site. The filter element must be serviced when clogged. A clogged air filter element will reduce compressor performance and cause premature wear of components.

The interior of the oil cooler should be cleaned when the pressure drop across it at full flow exceeds 25 PSI.

2. Circulate a suitable solvent to dissolve and remove varnish and sludge.

3. Flush generously with hydraulic oil.

4. Once the cooler is reinstalled, fill the hydraulic system with the proper fluid to their appropriate levels.

Compressor Oil Fill, Level, and Drain

Before adding or changing compressor oil, make sure that the compressor is completely relieved of pressure. Oil is added at the fill cap on the side of the compressor body. A drain line is located opposite the service door. The proper oil level is in the middle of the oil sight glass, when the unit is shut down and has had time to settle. The truck must be level when checking the oil. DO NOT OVERFILL. The oil capacity is given in “Compressor Specifications”.;

1. Check crankcase oil level. Add if needed.

2. Drain condensation from air receiver.;