Hydro-Pro + premium 7, Руководство пользователя и обслуживания

Страница: 62 / 196

- 59 -
10. Maintenance
(1) You should check the water supply system regularly to avoid the air entering the system and occurrence of low
water flow, because it would reduce the performance and reliability of HP unit.
(2) Clean your pools and filtration system regularly to avoid the damage of the unit as a result of the dirty of
clogged filter.
(3) You should discharge the water from bottom of heat exchanger if HP unit will stop running for a long time
(especially during the winter season)
(4) In another way, you should check the unit is water fully before the unit start to run again.
(5) After the unit is conditioned for the winter season, it is recommended to cover the heat pump with special
winter cover.
(6) When the unit is running, there is all the time a little water discharge under the unit.
10.2 Refrigerant pressure
For checking the unit under running model, make sure there is refrigerant pressure gauge which shows working
condition of unit. The following mapping table shows the number of refrigerant pressure and unit working
condition. If there is big difference between them, the machine is probably malfunctioning.
R32 pressure and temperature mapping table
Unit Condition Power Off Running
Ambient (
℃
) -5~5 5~15 15~25 25~35 / / / / /
Water temp (
℃
) / / / / 10~15 15~20 20~25 25~30 30~35
Pressure gauge
(kg/cm2)
6.8~9.3 9.3~12.5
12.5~
16.4
16.4~21 13~18 15~19 16~23 19~28 21~35