Maintenance
Heat pump water heater is a high automatic equipment, please perform regular inspection
termly. If the unit can be long-term and efficiently maintenance, the operating reliability
and service life will have an unexpected increase.
1.The extra water filters should be cleaned regularly to ensure clean water quality of the
system, and to avoid damage caused by dirty water filter blocking.
2.Users should pay attention for usage and maintenance to below : all units' protection
devices are set up before leaving factory, do not make any adjustment by yourself.
3.Frequently check the power supply and electrical wiring system is solid or not, whether
electrical components are abnormally working, if yes, should timely maintenance and
change for a new one.
4.Perform regular checks of the water supply system, check whether the tank safety valve,
liquid level controller and exhaust devices work properly, so as to avoid air into the system,
and reduce the water cycle volume, thus affect the heating function and operation reliability.
5.Check whether pumps and water valves are normal working or not, whether water tubing
and water pipes connector are leakage or not.
6.The unit and around should remain clean, well-ventilated. Regularly clean (1-2 month)the
side air heat exchanger to maintain a good effect of heat exchange.
7.Frequently check whether each part of the unit work normal or not, check whether there is
oil on the pipeline joints and charging valve to ensure that no refrigerant leakage.
8.Do not piling up debris around the unit, so as not to block from air inlet and outlet, the unit
around should be kept clean the dry, well-ventilated.
9.If the unit stops for a longer time, should drain all the water in the pipeline, cut off power
supply, and sets the protective equipment.When re-run the unit, complete inspection is a
must before reboot.
10.When unit failure, and the user can not resolve the problem, please call our Company in
local maintenance department, in order to promptly send people for maintenance.
11.Host condenser cleaning.We propose to use 50
-60
, and 15% hot phosphoric acid for
condenser cleaning, launch the circulating pump of the host unit for three hours' cleaning,
finally rinse with water three times. (Propose to back up a 3-way connector when installing
the pipeline, block one joint),in order to clear the connection pipe. Do not use corrosive
cleaning fluid for condenser cleaning.
12.Water tanks need to remove theWater scale after some time (normally two months,
according to the water quality of local place).
℃
℃
Ⅹ
.Maintenance
Water heater
17