Samsung AM160FNBFEB/EU, Руководство по обслуживанию

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T ro u b l eshootin g
4-10 2 S a m s u n g El e c troni c s
1 . C a u se o f pro b l e m
4-4-58 3 -ph ase Inpu t W iri ng error
Ou tdoor u nit disp l a y
I ndoor u nit disp l a y ×(O peration )
ስ
( R eser v ation )
ስ
(Bl ast )
ስ
(F i l ter ) ×( De f rost )
Ju d g m ent Method
. W hen t u rn on the po w er and c he ck the stat u s o f the po w er f ro m the in v erter .
I f the phase does not c onne c t the po w er ( no phase ) : E4 25 or E466 (E 3 66 ) is disp l a y ed (A ir c onditioner to m aintain the nor m a l state .)
H o w e v er ) N - phase m u st b e proper ly c onne c ted .
C a u se o f pro b l e m
∙ C he ck the inp u t w irin g
∙ E M I Fu se short
R ep l a c e I n v erter P CB
Po w er O ff
Y es
Y es
No
Y es
Did the Main
T er m ina l Bl o ck and Po w er R , S, T, N is
c onne c ted proper ly?
Po w er BOX T er m ina l : C he ck the phase - to - phase
c onne c tion 3 80V o f the R , S, T and then restart .
( N - phase m u st b e proper ly c onne c ted .)
No
No
No
Y es
C onne c tion and then restart it
L o w v o l ta g e error d u rin g this initia l c har g e :
R ep l a c e Fu se , i f the re c ti f ier diode o f the in v erter
P CB is nor m a l .
C onne c tion and then restart it
Did the R ea c tor
C onne c tion T er m ina l is c onne c ted
proper ly?
Did the E M I P CB Fu se is short ?
I s E M I P CB C N2 1
c onne c tor and I n v erter P CB a cc u rate ly
c onne c ted ?