Operation | Important Notes | ||
• | Inspect compressor mounting, driveline, PTO, and air filter for | • These instructions are not intended to modify or circumvent | |
any company policies or procedures. Any differences, whether | |||
integrity. | |||
stated or implied should be investigated before proceeding. | |||
• Check that the bleed valve is set to vent to atmosphere. | |||
• Never pour any liquid or rust inhibitor in the machine, as it will | |||
• | Follow trailer instructions regarding product hose connection | ||
damage the blades. | |||
and valve operation. | |||
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• Slowly engage PTO with engine at idle, and bring up to | Routine Maintenance | ||
operating speed shown on label. | |||
Incorrect speed will cause compressor failure. |
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• Lock engine at recommended speed. The engine speed | Weekly | ||
must remain constant throughout the discharge cycle. | - Check driveline stability. | ||
• | Turn bleed valve to direct air into the tank. | - Mounting integrity of compressor and pipework. | |
• | Unload trailer as per trailer manufacturer’s recommendation. | - Clear fan area and body of any obstructions. | |
Do not exceed maximum tank pressure. | - Run machine for | ||
• | If relief valve is operating, adjust bleed valve to reduce tank |
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pressure. | Monthly | ||
Note: Do not decrease engine speed to reduce pressure. | - Air filter element is clean. | ||
- PTO mounting bolts and transmission oil level. | |||
| Too low (or high) speed will cause compressor failure. | - Drive shaft bearings. | |
• | When unloading is completed, open the bleed valve and | - Compressor and pipework installation bolts. | |
- Check valve is functioning. | |||
reduce pressure as per trailer manufacturer’s instructions. | - Relief valve setting, 30psi for J150 ( optional 36 psi ) | ||
• | Check that all valves are in their correct shutdown positions. | - Check compressor speed is maintained by governor | |
• | Disengage PTO. | - No air leaks. | |
Hydraulic Drive Operation | - Is engine speed label visible in cab? | ||
Yearly | |||
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• Engage PTO and set correct engine speed. | - Check blade wear by measuring distance from the corner of | ||
• Operate the selector valve to start the compressor. | the rotor slot to the blade. Replace blade before | ||
• Continue as PTO drive, use the selector valve to stop the | 5/8” wear is reached. | ||
compressor when unloading is complete. | Blade wear can be checked through the | ||
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| suction port with calipers,after machine is turned off and cool. | |
New Blade
Note - Failure to replace the | Worn Blade | |
blades will eventually | ||
A = 5/8” | ||
result in machine failure. |
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Late blade change can |
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permanently damage the | Blade Replacement Fig 4 | |
machine so that future | ||
blade life is reduced. |
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