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5.0 Maintenance
5.1 Maintenance
The lifetime of the compressor unit depends on the maintenance carried out. There-
fore check regularly oil level, belt tension and suction filter, and keep compressor
block and motor clean. (Especially oleaginous dust on ribs reduces cooling).
Oil: Change oil after app. 50 operating hours and thereafter every 900 operating
hours, however, as a minimum every 6 months. Compressor unit to be warm after
operation when draining/re-filling oil.
Check oil-level glass. Level: ½ full oil-level glass.
Belt tension: Check after app. 20 operating hours initial tensions of belt as follows:
press with a power of 40-50 N (4-5 kp) downwards on each belt on middle between
flywheel and belt pulley. Belt must be pushed app. 10 mm downwards. Tighten up if
necessary.
Drainage of water: It is likewise important that air receiver is drained of water every
2
weeks. Water must be removed in a legal way. (Draining off at bottom of air re-
ceiver).
Filter: Depending on surroundings of compressor the filter cartridge in suction filter
must be changed regularly.
5.2 Oil type
STENHØJ KOMPRESSOR A/S recommend that you use STENHØJ RCS 68 which
is a fully synthetic compressor oil. Order STENHØJ OIL 1L. no. 341705.
5.3 Environmental demands
Do no pour oil directly on soil when having changed it. Contact local authorities ad-
ministration to get information on depositing.
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