Hayward ENERGYLINE PRO ENPI4MA Installation Instructions Manual page 44

1. GENERAL INSTRUCTIONS - SAFETY (continued)
• Verify that the drains flow well.
• Verify the tightening of the hydraulic and electrical connections
• Verify the hydraulic sealing of the condenser.
• Have the leak-tightness of the cooling circuit to the leak detector checked by
an accredited professional.
Before any maintenance operation, the heating pump must be
disconnected from any electrical current source. The maintenance
operations must only be carried out by personnel that is qualified and
authorised to handle liquid refrigerants.
Instructions for winterising
• Put the heat pump in "OFF" mode.
• Cut the power supply to the heat pump.
• Empty the condenser with the help of the drain to avoid any risk of
deterioration. (high risk of freezing).
• Close the by-pass valve and unscrew the entry/exit connection unions.
• Eliminate the maximum amount of residual stagnant water from the
condenser with the help of an air gun.
• Close the water entry and exit areas of the heating pump to avoid introducing
foreign bodies.
• Cover the heating pump with a dedicated winterising case.
Any damage caused by poor winterising maintenance will lead to
cancellation of the warranty.
Conditions for use
This device can be used by children aged 8 years and over as well as by
persons who have reduced, physical, sensory or mental capacities, or who
lack experience or knowledge, if they are correctly monitored or if instructions
pertaining to the use of the device in complete safety have been given to them
and the risks incurred are understood.
Children must not play with the device.
Cleaning and maintenance by the user must not be carried out by children
without surveillance.
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