20
6-5. TROUBLE CRITERION OF MAIN PARTS
SLZ-KA09NA.TH SLZ-KA12NA.TH SLZ-KA15NA.TH
Measure the resistance between the terminals with a tester.
Measure the resistance after 3 minutes have passed since the power supply was intercepted.
(At the ambient temperature 32°F ~ 140°F)
(Refer to the next page for a detail.)
Abnormal
Open or short
Normal
0.6k
~6.0k
Room temperature
thermistor
(TH1)
Condenser/evaporator
temperature thermistor
(TH5)
Measure the resistance with a tester.
(Part temperature 50°F ~ 86°F)
Measure the resistance between the terminals with a tester.
(Coil wiring temperature 50°F ~ 86°F)
Pipe temperature
thermistor/liquid
(TH2)
Indoor fan motor
(MF)
Check method and criterion
Part name
Normal
KA09NA
Normal
WHT-BLK
BLK-BLU
BLU-YLW
YLW-RED
RED-BRN
387~418
77~83
19~21
179~193
KA12NA
303~328
105~114
39~42
235~254
KA15NA
272~295
79~85
37~40
191~206
4.3k~9.6k
Abnormal
Abnormal
Opened or
short-circuited
Opened or short-circuited
Measure the resistance between the terminals with a tester.
(At the ambient temperature 68°F ~ 86°F)
Measure the resistance between the terminals with a tester.
(At the ambient temperature 68°F ~ 86°F)
Vane motor (MV)
Drain pump (DP)
Drain sensor (DS)
1
2
Yellow
Yellow
1
2
3
Normal
Connector
Abnormal
300
Open or short
Normal
Abnormal
290
Open or short
Orange
Red
White
Red — Yellow
Red — Blue
Red — Orange
Red — White
Blue
Yellow
M
BLK
RED ORN
YLW
BLU
BRN
WHT
P
#
: Thermal fuse 284°F±36
F
Relay
connector