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Maintenance schedule, Possible faults and related permitted remedies, Powxq8125 en – Powerplus POWXQ8125 COMPRESOR 2200W 50L LUBRICATED EN User Manual

Page 7: 7 maintenance schedule, 8 possible faults and related permitted remedies

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POWXQ8125

EN

Copyright © 2010 VARO

P a g e

| 7

www.varo.com

 Change the oil after the first 100 hours of operation and subsequently every 300 hours.

Check the oil level periodically.

 Use API CC/SC SAE 40. (For cold climates, API CC/SC SAE 20 is recommended). Never

mix different grade oils. If the oil changes color (whitish = presence of water; dark =
overheated), it is good practice to replace the oil immediately.

 After topping up, tighten the plug (fig. 11) making sure that there are no leaks during use.

Once a week, check the oil level to assure lubrication in time (fig. 6a).

 Periodically (or after completing work if for more than an hour), drain the condensate that

forms inside the reservoir due to the humidity in the air (fig. 12) in order to protect the
reservoir from rust and so as not to restrict its capacity.

 Periodically, check the tension of the belts which must have a flexion (f) of around 1 cm

(fig. 13).

7 MAINTENANCE SCHEDULE

 Cleaning of intake filter and/ or substitution of filtering element: every 100 hours
 Change of oil: After the first 100 hours + every 300 hours
 Tightening of head tension rods: The check must be carried out prior to the first

compressor starting

 Draining tank condensate: Periodically and at the end of work
 Checking the tension of the belts: Periodically
 Spent oil and condensate MUST BE DISPOSED OF in compliance with protection of the

environment and current legislation.

 The compressor must be disposed in conformity with the methods provided for by local

regulations

8 POSSIBLE FAULTS AND RELATED PERMITTED REMEDIES

Fault

Cause

Remedy

Air leak from the valve of
the pressure switch.

Check valve does not
perform its function
correctly due to wear
or dirt on the seal.

Unscrew the hex-shaped head of
the check valve, clean the housing
and the special rubber disk (replace
if worn). Re-assembler and tighten
carefully (figures 14a-14b).

Condensate drainage
cock open.

Close the Condensate drainage
cock.

Rilsan hose not
inserted correctly in
pressure switch.

Insert the Rilsan hose correctly
inside the pressure switch (fig. 15).

Reduction of efficiency,
frequent start-up. Low
pressure values.

Excessively high
consumption

Decrease the demand of
compressed air

Leaks from joints
and/or pipes.

Change gaskets.

Clogging of the suction
filter.

Clean/replace the suction filter
(figures 10a-10b).

Slipping of the belt.

Check belt tension (fig. 13).

The motor and/or the
compressor overheat
irregularly.

Insufficient ventilation.

Improve ambient conditions

Closing of air ducts.

Check and if necessary clean the air
filter.

Insufficient lubrication.

Top up or change oil (figures 16a-
16b-16c).