4. Use a suitable pump or syringe to suck the oil out of the pump.
5. Dispose of the old 'O' ring on the oil filler-plug (8) and replace it with a new 'O' ring (available
as a spare: refer to Section 8.3).
6. Fill the pump through the filler hole with the correct grade and quantity of oil. Allow the oil
to drain into the pump, then check the oil-level on the sight-glass: refer to Section 6.8.
7. Ensure that the new 'O' ring is correctly positioned on the oil filler-plug (8), then refit the
filler-plug to the HCDP pump.
8. Refit the right-hand side enclosure panel: refer to Section 3.17.
6.10 Change the HCMB pump oil (iH600/iH1000 only)
WARNING
Do not remove the oil filler-plug while the pump is operating. If you do, hot
oil may be ejected from the pump.
WARNING
The majority of synthetic oils/grease can cause inflammation of the skin
(dermatitis). Safety precautions must be taken to prevent prolonged skin
contact with these substances. Use of suitable protective gloves and clothing
along with respirator is recommended if contact with substances is
anticipated.
CAUTION
Do not check the oil-level when the iH system is operating. The correct oil-level may not be
shown when the pump is operating.
CAUTION
Ensure that the oil-level in the HCMB pump is correct. If the pump oil-level is incorrect,
pump performance may be affected and the pump may be damaged.
6-12 iH Dry Pumping Systems
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