Gondzik NL-BKDX100-400II/R, User Manual

Page: 4 / 42

4
I. Prologue
Thanks for choosing Nulite New Energy brand heat pump for your heating cooling or sanitary hot water solutions!
Please read this manual carefully before installation and operation! This manual contains the information about
installation, electrical debugging, operation, and maintenance. The following items should be focused:
1. Before installation, please confirm if your local voltage supplying matches with the voltage which showed on
the machine's nameplate and if the carrying capacity of the power supply, wires and plug bases are suitable for
the range of this machine's input power.
2. Users are not allowed to change the power line or plug base by themselves. All wiring works must be carried
out by a qualified electrician, please 100% be sure to connect the earth line correctly. If the earth wiring is not
connected correctly, it may cause electric shock accidents.
3. After the completion of the construction of all wiring work, please make sure to recheck that everything is well
connected before power on.
4. Installing the machine in the place which the combustible gas may leak is strictly forbidden.
5. Do not put your hands or foreign matters into the air outlet of heat pump unit, otherwise it will be dangerous to
the people and equipment nearby.
6. In order to obtain a better energy-saving effection, the unit should be installed in a place with well-ventilated.
ATTENTIONS:
1. Please make sure the water circulation system filled with enough water before the machine starts working.
2. When the machine is under operating, all valves of the water systems must be in the open positions.
3. If without inlet water or with a long time stopped using, when re-boot the machine, please refer to the item of
attentions 1.
4. A removable filter must be installed at the water inlet and please clean the valve periodically depend on your
locate water quality (every 2 or 3 months).
5. The maximum water temperature is 55
℃
, at hot water heating mode, please adjust the water
temperature to a appropriate temperature (The most comfortable water temperature for shower is 38C~42C , if
the water temperature above 50
℃
, there might be with danger of burning skin!)
6. The maintenance of the machine must be carried out by professional electricians.
7. When the unit get powered off, please discharge all the water inside the water circulation system. Otherwise
the heat exchanger might be frozen at cold ambient temperatures.
8. Please confirm the installation location of the main controller. When installing the main controller, be sure to
install it in a waterproof place, and the installation must be firm.