SJXF50XT
24
Problem Self-diagnosis display Check/inspection point Action on error detection
Refrigerator
compar tment (chilled
case) is not c ooled
well
R-ther mistor f ault 1) Connec tor inse rtion c heck (M ain PWB , interm ediate
connector)
2) Thermi stor res istanc e check (C heck th e value in th e
thermistor characteristic table.)
3) If the above c heck re sults are n ormal:
1) Correct t he inst allatio n.
2) Replace t he ther mistor.
3) Replace t he main PW B.
R-fan mo tor fault 1) Connector ins erti on chec k (Main PW B, inter mediat e
connector)
2) Fan motor installation/condition/operation check
3) If the above c heck re sults are n ormal:
1) Correct t he inst allatio n.
2) Correc t the inst allati on, or rep lace the f an motor.
3) Replace t he main PW B.
R-thermistor high temperature
No self- diagnosis faul t
1) R-dampe r conne ctor inse rtio n check ( Main PW B,
intermediate connector)
2) R-damper installation/condition/operation check
3) R-ther mistor c onnec tor inser tion check (Ma in PWB,
intermediate connector)
4) R-ther mistor re sista nce che ck (Chec k the value i n the
thermistor characteristic table.)
5) R-fan mo tor oper ation ch eck (Rot ation sp eed is low.)
6) Door pac king ins pecti on and installation/operating conditions
(Instal lation e nvironm ental te mperat ure, door o pening /closi ng
freque ncy, too much s tuffe d food, bl ock of co ld air supp ly por t
at the bac k of the chi lled cas e, sucti on por t, etc.)
7) If the ab ove check r esults a re norma l:
1) Correct t he inst allatio n.
2) Correc t the inst allati on, or rep lace the R -damp er.
3) Correc t the inst allati on.
4) Replace t he therm istor.
5) Replac e the R-fa n motor.
6) Improve th e packin g mounti ng/ins tallat ion/op eratin g
condition.
7) Replac e the main P WB.
Refrigerator
compar tment (chilled
case)is to o much
cold.
R-ther mistor f ault 1) Connec tor inse rtion c heck (M ain PWB , interm ediate
connector)
2) Thermi stor res istanc e check (C heck th e value in th e
thermistor characteristic table.)
3) If the above c heck re sults are n ormal:
1) Correct t he inst allatio n.
2) Replace t he ther mistor.
3) Replace t he main PW B.
R-ther mistor l ow tempe rature 1) R-damper c onnec tor inser tion check (Ma in PWB,
intermediate connector)
2) R-damper installation/condition/operation check
3) If the above c heck re sults are n ormal:
1) Correct t he inst allatio n.
2) Correc t the inst allati on, or rep lace the R -damp er.
3) Replace t he main PW B.
Ice mak ing failu re
Ice mak ing spee d is
low
Ice rel ease ope ration e rror 1) Conn ector in sert ion che ck (Main P WB, inte rmedia te
connector)
2) Ice maker ass’y installation/condition/operation check
3) If the above c heck re sults are n ormal:
1) Correct t he inst allatio n.
2) Correc t the inst allati on, or rep lace the i ce maker as s’y.
3) Replace t he main PW B
Ice maker t hermi stor faul t 1) Connecto r inser tion c heck (Ma in PWB, i nterme diate
connector)
2) Thermi stor res istanc e check (C heck th e value in th e
thermistor characteristic table.)
3) If the above c heck re sults are n ormal:
1) Correct t he inst allatio n.
2) Replace t he ther mistor.
3) Replace t he main PW B.
Ice maker t hermi stor hig h tempera ture 1) Con nector i nsert ion che ck (Main P WB, inte rmedi ate
connector)
2) Thermi stor res istanc e check (C heck th e value in th e
thermistor characteristic table.)
3) Door pac king ins pectio n and installation/operating condition
check
4) If the above c heck res ults are n ormal:
1) Correct t he inst allatio n.
2) Replace t he ther mistor.
3) Improve the mounting/installation/operating condition.
4) Replace t he main PW B.
Ice str orage box i s full of ic e cubes 1) Ice sen sor oper ation c heck (Che ck for co ntact w ith the ic e
storage box, etc.)
2) Ice maker a ss y installation/condition/operation check
3) If the above c heck re sults are n ormal:
1) Correct o r replac e the ic e sensor.
2) Correc t the inst allati on, or rep lace the i ce maker as s’y.
3) Replace t he main PW B.
No water in w ater tank 1) Water tank water l evel and ins tallat ion chec k
2) Water pump c onnect or inser tion c heck (Ma in PWB,
intermediate connector)
3) Water pump installation/condition/operation check
4) Water pipe installation/condition check
5) Ice make r therm istor res istanc e chec k (Check th e value in
the ther mistor c harac terist ic table.)
6) If the above c heck re sults are n ormal:
1) Replenish w ater into th e water ta nk. Cor rect the
installation.
2) Correc t the inst allati on.
3) Correc t the inst allati on, or rep lace th e water pump.
4) Correc t the inst allati on.
5) Replac e the ther mistor.
6) Replace t he main PW B.
No self- diagnosis fault 1) Ice maker ass’y and wa ter pump op eratio n check i n ice tray
cleaning operation
2) Water pipe he ater res istanc e check (ap prox. 3.5 k)
3) Water pump/pipe installation/condition/operation check
4) If the above c heck res ults are n ormal:
1) Replace th e ice maker a ss’y or wate r pump.
2) Correc t the co nnecto r install ation, o r replac e the water
pipe heater.
3) Correc t the inst allati on, or rep lace th e water pump /pipe.
4) Replace t he main PW B.