SECTION 5 600H, 700HH, 750, 750H, 750HH, 825, 900H, 1050 USER MANUAL
77
radiator cleaning may be necessary.
3. Check Engine Operator’s Manual for
required service
5.7 MAINTENANCE EVERY 300
HOURS
When not using Sullair AWF, change the compressor
fluid and replace the fluid filter element. Refer to
“Main Fluid Filter Servicing” on page 82.
5.8 MAINTENANCE EVERY 600
HOURS
When not using Sullair AWF, replace the fluid filter
element only. Refer to “Main Fluid Filter Servicing” on
page 82.
5.9 MAINTENANCE EVERY 1000
HOURS
Perform the following after every 1000 hours of
operation:
1. Clean the return line orifice and strainer.
2. Repack the wheel bearings on wheel-
mounted units.
5.10 MAINTENANCE EVERY 1500
HOURS
When using Sullair AWF, change the compressor
fluid and replace the fluid filter element.
Refer to Section 5.15: Parts Replacement &
Adjustment Procedures on page 78.
5.11 MAINTENANCE EVERY
YEAR OR 1500 HOURS
Change hydraulic system fluid filter element.
5.12 MAINTENANCE EVERY
YEAR
1. When using Sullair T4 Hydraulic Fan Fluid,
change fluid.
2. Change hydraulic system fluid filter element.
3. Remove and clean suction line strainer in
hydraulic fluid reservoir. Refer to Section 5
on page 75 for detailed Maintenance Instruc-
tions.
4. Test operation of hydraulic fluid level switch.
Refer to Refer to Section 5 on page 75 for
Test Instructions.
5.13 MAINTENANCE AFTER 4500
HOURS OF OPERATION
1. Replace CEM spark plugs.
2. Check Engine Operator's Manual for
required service.
5.14 MAINTENANCE AFTER 5000
HOURS OF OPERATION
1. Replace the CEM DPF element.
2. Check Engine Operator's Manual for
required service.
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