45
PMML0291A rev.2 - 09/2014
INSTALLATION
ENGLISH
Extension cables (supplied with the ATW-FWP-01 ac-
cessory)
When the domestic hot water tank is installed beside the indoor
unit, it is needed to extend the cables up to the terminal board 2
(TB2) of the indoor unit, which is place at certain distance from
the tank. These cables are the following:
Extension cable for the electric heater
Extension cable for the thermistor
Extension cable for the LCD controller
Cables connection
Electric heater of the tank
1 Cut and strip the free end of the 3 wires of the factory supplied
electric heater cable.
1.1)
1.2)
2 Connect the extension cable to the factory supplied cable.
(Factory supplied cable)
2.1)
(Extension cable)
(Factory supplied cable)
(Extension cable)
2.2)
(*)
(*): Use a crimping tool to crimp the cables.
3 Take this extension cable, pass it behind the partition plate
and wire the cable to the two clamps located at the left side
and upper part of the indoor unit.
Clamps
(Front view)
4 Take the extension cable to the Electrical Box 1 and pass it
through one of the upper holes. Connect the earth wire to the
14th terminal and the other two wires to the 24 and 25 con-
nections of the Terminal Board 2.
(Extension cable)
24
25
14
}
Holes to the TB2
NOTE
• Do not touch the Manual safety reset of the electrical heater.
• Do not touch the temperature regulator unless the tank is
working in “emergency” operation due to indoor unit or out-
door unit malfunction. In this case, refer to the section DHW
tank electric heater “emergency” operation.
Heater’s
thermostat
Tank
thermistor
Manual safety reset
(Heater’s thermostat)
85ºC
Temperature
regulation knob
Lamp con-
nectors
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