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1. More frequently when operating in a dusty
environment.
2. Replace the element when the pressure drop exceeds
11.5 psi.
3. Refer to the caterpiller instruction manual.
4. See section Before starting.
5. Replace all rubber flexibles every 6 years, according
to DIN 20066.
6. See section Safety Valve.
7. Use Atlas Copco oil filters, with by-pass valve, as
specified in the parts list.
8. See section COMPRESSOR OIL
9. Replace the fuel filters regularly. Gummed or
clogged filters mean fuel starvation and reduced
engine performance. The quality of the fuel deter-
mines the frequency of renewal.
MAINTENANCE SCHEDULE
Service Hours
Service Packs
Daily Initial
50hours
Normal
Or every 250 hours
1310300430
Bi-Yearly
Or every 500 hours
1310312930
Yea r ly
Or every 1000 hours
1310312931
Note
Electrolyte level and terminals of battery Check Check Check Check
Leaks in air-, oil- or fuel system (5) Check Check Check Check
Oil cooler package Clean Clean Clean
Engine minimum and maximum speeds Check Check Check Check
Safety valve (6) Test
Door Hinges Grease Grease Grease
Shut-down switches Check
Pressure drop over separator element (2) Measure Measure Replace
Fan v-belt (3) Adjust Adjust Adjust Adjust
Fuel tank Clean Clean Clean
Compressor oil (1),(8) Change
Compressor oil filter (7) Replace Replace
Air filter element (1) Replace
Engine oil (3) Change Change Change Change
Engine oil filter (3) Replace Replace Replace Replace
Fuel filter (Primary and Final) (3) (9) Replace Replace Replace
Engine intake and exhaust valves (3) Adjust Adjust
Inspection by Atlas Copco Service technician
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