LG ARNH963K2A2 Installation Manual page 31

Indirect Water storage tank sensor Well (MeG61846102)
Sensor
Holder Cap
Thermistor
Water
Sensing Bulb
Pipe
PT 1/2 inch
Figure 22: Indirect Water Storage Tank Sensor Well Installation (Typical)
Sensor
Inside Surface of
Well
Domestic Waterside
of Storage
Water Tank Outer Wall
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rouGHING-IN
If the storage tank comes with an existing sensor well that can
accommodate the LG provided hot water storage tank sensor,
then skip the first step in the procedure below.
Procedure - Typical
1. Drill and thread a 1/2" FPT hole in the tank wall at the
tank manufacturer's recommended location.
— This sensor will provide the average tank water tem-
perature to the Hydro Kit.
2. Remove well cap and sensor from the sensor well and
place in a secure location.
3. If welding the well to the tank:
— Insert the well into the thread hole and rotate till the
threads on the neck bottom out. Weld the sensor to
the tank and pressure test as necessary.
4. No welding installation:
— Wrap the threads of the sensor well about 8 times with
Teflon tape. Insert the well into the threaded hole in the
tank wall. Turn clockwise until secure and then finalize
tightening using a socket or open-end wrench.
Water Piping
31