DISASSEMBLY PROCEDURE
PHOTOS
88
Photo 10-1
10. How to remove the plate heat exchanger (P-HEX)
(Refrigerant - Water)
<E*ST20C model>
(1)Pumpdowntherefrigerantcircuitandclosethestop
valve at the outdoor unit side.
(Refer to 12. SUPPLEMENTARY INFORMATION.)
(2) Remove the front panel (Refer to Procedure 1).
(3)Removethecontrolbox(RefertoProcedure4).
(4)
RemovetheDIVframebycuttingthebandandremoving
2screwsonit.(Photo10-1)
(5)Cutthebandsbundlingthepipes.(Photos10-1and10-2)
(6)Removethe2flarenutsontherefrigerantpipingontop
of the
cylinder unit. (Photo 10-3)
Photo 10-2
Photo 10-3
DIV frame
Screw
Screw
Screws
Band
Bands
Top panel
Flare nuts
P-HEX
Band
Continuetothenextpage.
Screws
Band
Coated
clamp
Cable
strap
Bands