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4. SERVICE PROCEDURES
5
Fuse on indoor P.C.B. Ass'y
•
Remove the P.C.B. Ass'y from the electrical component box. Then pull out the
fuse from the P.C.B. Ass'y. (Fig. 48)
•
The check for continuity of the fuse by using the multimeter. (Fig. 49)
Having continuity is acceptable.
(4)
Thermistor Characteristic Curve
1
Room temp. sensor
(KTEC-35)
10
9
8
7
6
5
4
3
2
1
10
15
20
Temperature (°C)
Fuses
Indoor P.C.B. Ass'y
25
30
35
40
0374_M_I
0644_X_S
Fuse
0645_X_S
1
Coil sensor
(PBC-41E)
40
35
30
25
20
15
10
5
0
–20
–15
–10
Temperature (°C)
57
–
–
Fig. 48
Fig. 49
–5
0
5
10
15
0375_M_I
4
20
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