Minor service - portable diesel air compressor (all makes)
Estimated duration: 1 - 1.5 hours • Frequency: every 250 engine hours
Equipment Details
| # | Service Action | Type | Done | Notes |
|---|---|---|---|---|
| Engine | ||||
| 1 | Drain and replace engine oil (15W-40) | DRAIN/FILL | ☐ | |
| 2 | Replace engine oil filter | REPLACE | ☐ | |
| 3 | Inspect air filter element - replace if dirty | INSPECT | ☐ | |
| 4 | Drain fuel/water separator and check for contamination | DRAIN | ☐ | |
| Compressor System | ||||
| 5 | Check and drain receiver tank condensate valve | DRAIN | ☐ | |
| 6 | Test safety relief valve operation | TEST | ☐ | |
| 7 | Inspect compressor oil level (rotary screw) or valve condition (reciprocating) | INSPECT | ☐ | |
| 8 | Check belt tension and condition | CHECK | ☐ | |
| 9 | Inspect air hoses, couplings and whip checks | INSPECT | ☐ | |
| 10 | Check oil/water separator (aftercooler) | CHECK | ☐ | |
| Lubrication | ||||
| 11 | Grease all specified grease points | GREASE | ☐ | |
| Controls and Gauges | ||||
| 12 | Check pressure gauges and regulator | CHECK | ☐ | |
| 13 | Test pressure switch cut-in/cut-out | TEST | ☐ | |
| Structural / Safety | ||||
| 14 | Inspect wheels, frame and tow bar | INSPECT | ☐ | |
| 15 | Check earthing lead | CHECK | ☐ | |
| 16 | Test emergency stop | TEST | ☐ | |
Fluid Specifications (General Guide)
| System | Type / Grade | Approx. Capacity |
|---|---|---|
| Engine oil | 15W-40 CI-4 / CK-4 | 6 - 12 L |
| Compressor oil (rotary screw) | PAO or mineral | 8 - 15 L |
| Grease | EP2 lithium complex | As required |
Specifications are general guidelines for typical portable diesel air compressors. Always refer to the manufacturer's service manual for your specific make and model. Capacities vary by compressor size.
Parts / Consumables Required
| # | Part / Consumable | Part Number | Qty | Ready |
|---|---|---|---|---|
| 1 | Engine oil (15W-40) | 6-12 L | ☐ | |
| 2 | Engine oil filter | 1 | ☐ | |
| 3 | Fuel/water separator element | 1 | ☐ | |
| 4 | Compressor oil (if topping up) | As req. | ☐ | |
| 5 | EP2 grease cartridges | 1-2 | ☐ | |
| 6 | Rags, drip tray, waste oil container | - | ☐ |
Notes / Defects Identified
Next Service Due
Technician
Supervisor / Workshop Manager