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10) Temperature cutoff protection
confirm the malfunction
according to the fault code list
yes
yes
no
yes
no
yes
no
yes
no
yes
no
Replace sensor
yes
Replace indoor PCB
Are indoor sensors for
ambient temperature and
coil properly located?
Is resistance of indoor
sensor correct?
Does four-way
valve work
properly?
Relocate
Replace four-way
valve
Is outdoor four-way valve
in good condition during
heating cycle?
Does small relay coil
of four-way valve have
a voltage of 12V DC?
no
Relay is broken.
Replace PCB
Is indoor unit
malfunction caused by
lack of refrigerant?
charge refrigerant
Is heat exchange effect
adversely affected by heavy dust
in indoor and outdoor units?
cleaning
-309-
Содержание AB092ACBHA
Страница 47: ... a__WcU S c a V e a Wc AU88NATBEA 66 33 1 23 4 43 33 61 2 3 160 2 15 3 52 47 ...
Страница 235: ... N2 4 C N344 C J eab d VW bc eWV V SYcS_ a__WcU S c a V e a Wc 235 ...
Страница 236: ... a__WcU S c a V e a Wc N2 4 C N344 C J Taeea_ d VW bc eWV V SYcS_ 236 ...
Страница 238: ... N364 A D N3 4 A E J eab d VW bc eWV V SYcS_ a__WcU S c a V e a Wc 238 ...
Страница 239: ... N364 A D N3 4 A E J Taeea_ d VW bc eWV V SYcS_ a__WcU S c a V e a Wc 239 ...
Страница 241: ... N464 C D J eab d VW bc eWV V SYcS_ a__WcU S c a V e a Wc 241 ...
Страница 242: ... N464 C D J Taeea_ d VW bc eWV V SYcS_ a__WcU S c a V e a Wc 242 ...
Страница 244: ... N364 A N3 4 A J eab d VW bc eWV V SYcS_ a__WcU S c a V e a Wc 244 ...
Страница 245: ... N364 A N3 4 A J Taeea_ d VW bc eWV V SYcS_ a__WcU S c a V e a Wc 245 ...
Страница 247: ... a__WcU S c a V e a Wc AU242AHBEA AU282AHBEA PCB top side printed diagram 247 ...
Страница 248: ... a__WcU S c a V e a Wc AU242AHBEA AU282AHBEA PCB bottom side printed diagram 248 ...
Страница 250: ... a__WcU S c a V e a Wc AU28NAHBEA AU36NAIBEA AU42NAIBEA PCB top side printed diagram 250 ...
Страница 251: ... a__WcU S c a V e a Wc AU28NAHBEA AU36NAIBEA AU42NAIBEA PCB bottom side printed diagram 251 ...
Страница 253: ... a__WcU S c a V e a Wc AU52NAIBEA PCB top side printed diagram 253 ...
Страница 254: ... a__WcU S c a V e a Wc AU52NAIBEA PCB bottom side printed diagram 254 ...
Страница 256: ... a__WcU S c a V e a Wc AU88NATBEA PCB top side printed diagram 256 ...
Страница 257: ... a__WcU S c a V e a Wc AU88NATBEA PCB bottom side printed diagram 257 ...
Страница 272: ... a__WcU S c a V e a Wc Indoor units except for AP18 AP88 PCB printed diagram 272 ...
Страница 278: ... a__WcU S c a V e a Wc Cabinet indoor units PCB circuit diagram 278 ...
Страница 279: ... a__WcU S c a V e a Wc Cabinet indoor units PCB printed diagram 279 ...
Страница 343: ... a__WcU S c a V e a Wc 14 Air volume and external static pressure curves 343 ...
Страница 349: ...1 8 0 2 4 25 27 22 5 5 heating air discharge angle 45 Temperature distribution a__WcU S c a V e a Wc 349 ...
Страница 357: ...1 8 0 2 4 25 27 22 5 5 heating air discharge angle 45 Temperature distribution a__WcU S c a V e a Wc 357 ...
Страница 364: ...MEMO Commercial Air Conditioner ...