13
7.13
Clean the compressor.
DO NOT use a pressure washer or hose pipe to clean the compressor as water
could penetrate critical components and cause machine failure.
7.14
Check that the relief valve vents pump output and reduces engine speed when
maximum pressure is reached.
7.15
Check that the compressor restarts pressure build up automatically at 2 bar below
maximum pressure.
Operations to be carried out monthly
7.16
Check belt tension.
7.17
A weight of 3kg applied at the belt mid-point should give a deflection of approximately
10mm.
7.18
If adjustment is required, maintain the alignment of the two pulleys.
Adjust by repositioning the engine using the screw adjuster.
Operations to be carried out every 100 hours
7.19
Change the air filter element.
7.20
Replace the pump lubricating oil with an oil suitable for temperatures ranging from
-5°C to 45°C, viscosity Type 68 compressor oil.
7.21
Drain the oil when it is warm, not hot, as this will drain more effectively.
7.22
Place a suitable container under the drain plug and remove the drain plug.
7.23
Once all the oil has drained, replace the drain plug and refill with new oil to the correct
level.
7.24
Replace the engine oil with semi-synthetic SAE15w40 engine oil.
7.25
Drain the oil when the engine is warm, not hot, as this will drain the oil more effectively.
7.26
Place a suitable container under the drain plug and remove the drain plug.
7.27
Once all the oil has drained, replace the drain plug and refill with new oil to the correct
level.
7.28
Check all tube fittings and electrical connections.
7.29
Inspect the pressure tank inside and out for damage or corrosion.
