Polytropic master l - Maintenance (by a qualified technician); Please check the following on a monthly basis:; Please check the following points weekly:

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The minimum working time depends of the season; contact your distributor for more
information.
If the temperature decreases and the machine work every time the filtration pump is on:
increase the filtration time.
A thermal pool cover is very important in order to avoid unnecessary heat loss.
IMPORTANT: An uncovered pool will loose 4 times more heat than a covered pool.
The heat pump working is calculated for a covered swimming pool.
Maintenance (by a qualified technician)
Before any maintenance operation, the heat pump must be completely stopped for few
minutes before connecting pressure controllers. This is because high pressure and
temperature inside the heat pump could be harmful.
Please check the following on a monthly basis:
 Check and clean the evaporator (with a soft brush or water jet).
Do not use high pressure cleaner.
 Check all electrical and ground connections.
 Check that all electrical connections and terminals are securely connected.
 Check gas pressure (when heat pump is stopped, manometer must indicate a pressure
higher than 0.5)
Please check the following points weekly:
 Check settings.
 Check securities.
 Check all electrical connections and ground.
 Check condenser cleanliness.
Use soft soap and water to clean the heat pump casing.
Do not use solvents.