Navien KDB-203 STC, Инструкция по эксплуатации

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User’s Manual for Room Thermostat(DR-2ND, DR-2NDP)
Before Usage
Thank you very much for purchase this room thermostat(tele-room controller)
You had better fully read this user's manual.
It can give you more convenient and warm life.
Contents
Check point for safety
Check point for fixing.
Check point for usage.
Fixing & Wiring.
Description & Function.
Check point for safety
1. Check the electric voltage before you operate the boiler.
2. Tele-room controller can be adapted to voltage DC 24~31V from the main controller of boiler.
Do not adapt to another electric outlet AC 220V or other.
3. Make sure to connect the electric port properly. One is for room controller, the other is for telephone.
Check point for fixing
1. Fix the room controller on the wall of main room or living room. The height is about 1.5m.
2. Fix on the properly spot to sense the room temperature.
3. Avoid to fix near the heater or under the sun light, this can cause the torsion of the case and do a harm to
the electric parts inside the case.
4. Avoid to fix in the place there is dirty, fumy, humid, this can do a harm to the electric parts inside the
case.
Check point for usage
1. You had better take care to prevent the metallic parts (Needle, Coin) or in flammables (Paper, Match stick)
from entering into the air vent hole of the case. This can make a short-circuit or fire.
2. Do not open the case, and treat yourself.
3. Be careful the power line not to exposed in the room.
4. Keep out form the volatiles. (Thinner, Benzine, Solvent, ...)
5. Before you clean the room controller, plug the power cord out and use a smooth cloth.