Mitsubishi PUZ-A18NHA6 - Removing the Thermistor (TH7); Removing Thermistors (TH3, TH32, TH33)

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5. Removing the thermistor <Ambient> (TH7)
 (1)Removetheservicepanel.(SeePhoto1)
 (2)Removethetoppanel.(SeePhoto1)
 (3)DisconnecttheconnectorTH7(red)onthecontroller
circuitboardintheelectricalpartsbox.
 (4)Loosentheclampfortheleadwireintherearofthe
electricalpartsbox.(SeePhoto4)
 (5)Pulloutthethermistor<Ambient>(TH7)fromthesensor
holder.
Note: In case of replacing thermistor <Ambient> (TH7),
replace it together with thermistor <2-phase pipe>
(TH6), since they are combined together.
Refer to No.4. to remove thermistor <2-phase pipe>.
Photo 7
Photo 9
6. Removing the thermistor <Comp. surface> (TH32)
 (1)Removetheservicepanel.(SeePhoto1)
 (2)Removethetoppanel.(SeePhoto1)
 (3)Removethefrontpanel.(SeePhoto1)
 (4)Removethebackpanel.(SeePhoto1)
 (5)Removetheelectricalpartsbox.(SeePhoto5)
 (6)Removethesoundproofcover(upper)forcompressor.
 (6)Pulloutthethermistor<Comp.surface>(TH32)fromthe
holderofthecompressorshell.
7. Removing the 4-way valve coil (21S4) and linear expansion
valve coil (LEV-A)
 (1)Removetheservicepanel.(SeePhoto1)
 (2)Removethetoppanel.(SeePhoto1)
 (3)Removethefrontpanel.(SeePhoto1)
 (4)Removetheconduitcoverandcordcover.
 (5)Removethebackpanel.(SeePhoto1)
 (6)Removetheelectricalpartsbox.(SeePhoto5)
[Removing the 4-way valve coil (21S4)]
 (7)Remove14-wayvalvecoilfixingscrew(M4×6).
 (8)Removethe4-wayvalvecoilbyslidingthecoiltotheright.
[Removing the linear expansion valve coil (LEV-A)]
 (9)Removethelinearexpansionvalvecoilbyslidingthecoil
upward.
Thermistor<Ambient>
(TH7)
Sensorholder
Electricalpartsbox
Photo 8
4-wayvalve
Linearexpansion
valvecoil(LEV-A)
Linearexpansionvalve
4-wayvalvecoil
fixingscrew
4-wayvalvecoil
(21S4)
Compressor(MC)
Soundproof
cover
OPERATING PROCEDURE PHOTOS
OCH577A