Nuvair MCH60, Operation Manual

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MCH60
Nuvair Page 28 www.Nuvair.com
inside it.
•
Replace the filter (c) with a new one.
• Wet the gasket (g) of the filter with a little oil and firmly tighten the
filter manually.
• Close the drain valve (a).
• Remove the top-up plug (b).
• Fill the oil sump with 3.5 L (0.92 gal) of oil from top oil plug (see
“7.6.1 Oil table”).
• Close the oil top plug (b).
•
Switch on the compressor and run it depressurized for 30 seconds.
•
Switch off the compressor and remove the plug from the main power supply.
•
Check the oil level (h); if the oil level is not within the allowed limits top up or drain off.
•
Replace the plug (i).
11.9 Tightening Torque Values
The table below shows tightening torques for bolts or hexagonal-head or cylindrical-head recessed hexagonal
bolts and screws, except for specific cases indicated in the manual.
Pipe connections (swivel nuts, compression fittings) should be finger tight plus an additional 1/2 turn.
6 Bolt and 4 Bolt Torque Sequence
11.10 Changing the Air Intake Filter
After putting the compressor into service,
the intake filter must be changed after the
first 50 working hours. The air filter must
then be changed every 250 working hours
or annually. If the compressor is used in a
dusty environment, the filter change
interval should be reduced to every 100
hours.
Rotate the filter cartridge inside the filter housing 90° every 50 hours.
Change the air filter as follows:
•
Open clips (c) and remove the air filter cover (a).
• Remove the air filter cartridge (b).
Tightening Torque Values
Thread Maximum Torque
M6 - 1/4” 10 Nm ( 7 ft-lb)
M8 - 5/16” 25 Nm ( 18 ft-lb)
M10 - 3/8” 45 Nm ( 32 ft-lb)
M12 - 1/2” 75 Nm ( 53 ft-lb)
M14 - 9/16” 120 Nm ( 85 ft-lb)
M16 - 5/8” 200 Nm ( 141 ft-lb)