Maintenance Every 50 Hours; Maintenance Every 100 Hours; Maintenance Every 250 Hours; Maintenance Every 1500 Hours - Sullair 125 User Manual

125, 130, 49HP AND 185 USER MANUAL
3. Check the Engine Operator's Manual for ser-
vice requirements.
4. Check the fuel filter for water.
5. Confirm that the receiver tank cover bolts are
tightened to 60 lb-ft (81N•m).
5.5 MAINTENANCE EVERY 50
HOURS
1. Inspect air filter elements and replace if nec-
essary.
2. Check the fuel filter for water.
5.6 MAINTENANCE EVERY 100
HOURS
1. Clean the radiator and cooler exterior sur-
faces.
2. Check the Engine Operator's Manual for ser-
vice requirements.
5.7 MAINTENANCE EVERY 250
HOURS
1. Check fan belt tension.
2. Clean the radiator and cooler exterior sur-
faces. (Where dust and other atmospheric
contaminants are present, it might be neces-
sary to clean these parts more frequently.)
3. Check the Engine Operator's Manual for ser-
vice requirements.
4. Change the engine oil and filter.
5. Change the compressor fluid if it is not Sul-
lair AWF.
NOTE
The fluid change period varies by fluid
brand. Refer to Section 3.4.
6. Clean or replace the return line strainer.
7. Change the air filter primary elements.
8. Change the compressor fluid filter.
9. Clean the return line orifice.
46
10. Change the fuel filter. (If the filter tends to
clog more often than what is expected,
change the filter more frequently.)
11. Change the engine fuel/water separator.
12. Check the engine rpm idle speed. The idle
speed should be at the specified minimum
idle speed listed in Section 3.
WARNING
Operating the compressor below its mini-
mum specified idle speed will damage the
compressor. Operating the compressor in
this condition will cause coupling and/or
compressor failure.
5.8 MAINTENANCE EVERY 1500
HOURS
1. If the compressor fluid is Sullair AWF,
change the fluid and replace the fluid filter
element. (See Compressor Fluid Filter Ele-
ment Replacement on page 47.)
2. Service the engine cooling system.
3. Lubricate axle bearings on wheel-mounted
units.
5.9 PART REPLACEMENT AND
ADJUSTMENT
PROCEDURES
C F
OMPRESSOR LUID
1. Run the compressor five to ten minutes to
warm the fluid.
2. Shut the compressor down and relieve all
internal pressure.
3. Drain the fluid sump by removing the plug, or
opening the valve at the bottom of the sump
tank.
4. Change the compressor fluid and replace the
fluid filter element (For element replacement
see the filter servicing procedure in this Sec-
tion.)
5. Fill the sump with fluid in accordance with
the specifications in Section 3.
SECTION 5
C P
HANGE ROCEDURE