27
OPERATING PROCEDURE
PHOTOS
Photo 14
Photo 13
Heat exchanger
Screws of the
heat exchanger
8. Removing the pipe temperature detection
(liquid and gas) thermistors and room temperature
thermistor
(1) Remove the panel. (Refer to 1.)
(2) Remove the screw of the electrical cover, and then the
electrical cover. (See photo 3)
(3) Remove the pipe temperature detection (liquid and gas)
thermistors from the holders.
(4) Disconnect the connector CN44 on the indoor controller
board.
(5) Loosen the room temperature thermistor wire clamp under
the electrical box.
(6) Disconnect the connector CN20 on the indoor controller
board.
9. Removing the heat exchanger and linear expansion
valve
(1) Remove the panel. (Refer to 1.)
(2) Remove the hair pin cover and water cover (See Photo 3.)
(3) Remove the 2 screws of the heat exchanger.
(See Photo 14.)
(4) Unhook the heat exchanger from 2 catches (electrical box
side).
(5) Pull out the heat exchanger and linear expansion valve.
Photo 12
Thermistor
(Gas/TH23)
Thermistor
(Liquid/TH22)
Room temperature
thermistor (TH21)
Hair pin cover
Содержание PFFY Series
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