Mitsubishi Electric ecodan PUHZ-W50VHA2 User Manual page 32

Do not touch any switch with wet hands. There may be a risk of an electric shock.
After stopping operation, make sure to wait at least 5 minutes before turning off the main power. Otherwise, it may cause
breakdown.
ELECTRIC BOOSTER AND IMMERSION HEATERS
WARNING:
FTC2 has signal outputs for the booster heater however it can not isolate power to them in the event of overheating. All
electrical heaters used on the water circuit must have:
Cut-out mechanism to prevent overheating or a thermostat to prevent overheating
CHOOSING THE FTC2 UNIT INSTALLATION LOCATION
Do not install the FTC2 in outdoor location as it is designed for indoor installation only. The FTC2 circuit board and
casing are not waterproof.
Avoid locations where the heat unit is exposed to direct sunlight or other sources of heat.
Select a location where easy wiring access to the power source is available.
Avoid locations where combustible gases may leak, be produced, flow or accumulate.
Select a level location that can bear the weight and vibration of the unit.
Avoid locations where the unit is exposed to oil, steam, or
sulphuric gas.
Do not install in a location that is hot or humid for long
periods of time.
The FTC2 unit should be supplied with the following parts
1. FTC2 unit x 1
2. Thermistor x 2 (TH1 Red Cable & TH5 Black Cable)
3. Remote controller cable (5m) x 1
4. Remote controller x 1
INSTALLING THE FTC2 UNIT
Remove 2 screws from FTC2 unit and remove the cover. Install
the 4 screws into the 4 holes.
A Screw
B Cover
C Hole for installation
B
30
INSTALLATION: FTC2
A
Fig. 3.5
29
Fig. 3.4
Fig. 3.6