Specifications

20
MAINTENANCE
OIL FILTER
The compressor oil filter is a throwaway type cartridge. It is designed with a built-in bypass so that
if there is a large restriction, due to cold oil or clogged element, the compressor will still be
lubricated.
To replace filter proceed as follows:
1. Make sure system pressure is relieved.
2. Unscrew with 14mm allen wrench.
3. Remove oil filter from housing.
4. Replace the oil filter screen element.
5. Reinsert oil filter screen into housing and tighten with 14mm allen wrench.
6. Add oil (total system takes one gallon), re-tighten filler cap.
7. Check for leaks in operation.
WARNING
COMPRESSOR OIL COOLER
The interior of the oil cooler should be cleaned when the pressure drop across it at full flow
exceeds 25 PSI. The following procedure has been recommended by the vendor who supplies the
cooler:
1. Remove cooler.
2. Circulate a suitable solvent to dissolve and remove varnish and sludge.
3. Flush generously with compressor lubricant
4. Once the coolers are reinstalled, fill the compressor with the proper fluid to
appropriate level.
DO NOT SUBSTITUTE ELEMENT. USE ONLY A GENUINE BOSS INDUSTRIES
REPLACEMENT ELEMENT. USE OF ANY OTHER ELEMENT MA Y BE
HAZARDOUS AND COULD IMPAIR THE PERFORMANCE AND RELIABILITY
OF THE COMPRESSOR, POSSIBL Y VOIDING THE WARRANTY AND/OR
RESULTING IN DAMAGE TO PROPERTY AND SERIOUS BODILY HARM.