

The Sullivan Air Compressor 40DG is a robust industrial compressor designed for high-efficiency performance in demanding environments. Known for its reliability and durability, this model is ideal for various applications requiring compressed air solutions. Regular maintenance ensures optimal operation and longevity of the equipment.
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Tensioning Guide
Belt-diagram
C-120 pulleys
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Pre-built workflows to keep your asset running smoothly.
Daily Electrical System Inspection
Replace Roller and Pulley
Install Engine B-120
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Motion Industries
Applied Industrial Technologies
Electrical Brothers
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Drive Motor
B2 Rollers
Tensioning System
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Sullivan Air Compressor 40DG
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1000 Hourly Air Compressor Maintenance
1. Change compressor lubricoolant filter.
2. Take sample of lubricoolant and submit for analysis if operating in severe environment. (Ex: chemical fumes, oxidizing elements, fine dust)
3. Inspect air filter element.
• When using Palasyn 45: Every 4,000 hours or once a year, whichever occurs first
- Drain lubricoolant and replace with a fresh charge. Inspect interior of tank. Clean tank if any build-up of deposits is present. This may have to be done sooner depending upon results of lubricoolant analysis. Replace air/oil separator element and the air filter element.
• When using Pallube 32p: Every 8,000 hours
- Change Pallube 32p lubricoolant and inspect tank interior. Replace air/oil separator element. Replace air and oil filter.
• When using Pal Extra 44: Every 10,000 hours
- Change AFX 32 and inspect tank interior. Replace air/oil separator, as well as air and oil filter element.;
1000 Hourly Air Filter Inspection
Open and lock out main disconnect.
Remove end cover by operating snap-catch to release cover.
Remove air filter element, taking care to prevent dirt, which has collected on the outer surface of the element from falling into the open compressor inlet. Wipe dust from inside of housing with a damp cloth.
NOTE: To minimize downtime, it is recommended that a spare element be kept on hand. Check model and serial number for proper element number.
Replace element as needed.
NOTE: An optional safety element is available. For fine dust conditions, a smaller micron element is also available.
Snap the end cover back on once the filter element has been replaced.
Sign off on the air filter inspection
1000 Hourly Oil Filter Replacement
Open and lockout main disconnect.
Relieve all internal system pressure.
Using a strap wrench, remove spin-on oil filter element. (P/N 00520-017)
Spread a thin film of grease on the gasket.
Install element by hand until gasket touches the filter head.
Tighten 2/3 to one more turn.
Check for leaks after compressor is up to temperature.
Sign off on the oil filter replacement
1 Daily Air Compressor Maintenance
Check lubricoolant level prior to start-up
Drain condensate from auxiliary receiver, if so equipped
Observe the instrument panel gauges
Keeping a daily log of all operating parameters is recommended
First 50 hours
Change compressor lubricoolant filter
1 Yearly Air/Oil Separator Replacement
Open and lock out main disconnect
Disconnect main air line to aftercooler
Disconnect control air. Pick up line @ MVP
Disconnect oil return scavenge line
Unbolt cover in a diagonal criss-cross pattern
Remove cover and separator element
Drain lubricoolant and clean interior of oil separation tank if element appears dirty
Clean flange and cover surfaces. (If rusty, clean thoroughly and paint with high temperature paint)
Coat surfaces of gasket lightly with lithium grease
Access the parts list for your equipment in MaintainX.
½" | 200 Psi Relief Valve
03100-008
¼" Male Elbow
96399-004
½" Pressure Relief Valve - 200 psi
03100-008
¼" X ¼" Oil Drain Valve
95784-004
1 ¼" Minimum Pressure Valve
09610-001
½" | 200 Psi Relief Valve
03100-008
¼" Male Elbow
96399-004
½" Pressure Relief Valve - 200 psi
03100-008
¼" X ¼" Oil Drain Valve
95784-004
1 ¼" Minimum Pressure Valve
09610-001
½" | 200 Psi Relief Valve
03100-008
¼" Male Elbow
96399-004
½" Pressure Relief Valve - 200 psi
03100-008
¼" X ¼" Oil Drain Valve
95784-004
1 ¼" Minimum Pressure Valve
09610-001
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