York DHM42CMB21S Service Manual page 46

Unit n indoor pipe
midway temperature
sensor error
Indoor Evaporator
Temp Sensor Short/
Open-Circuit
(Air Valve) Unit
n indoor unit pipe
outlet temperature
sensor error
(Liquid Valve)
Unit n indoor pipe
inlet temperature
sensor error
Error
Error Description
Code
Unit A indoor unit pipe
13 outlet temperature sensor
error
Unit A indoor pipe inlet
14
temperature sensor error
Unit A indoor ambient
15
temperature sensor error
16
Unit A anti-freezing
17
protection
Unit D communication
41
error
Unit D indoor pipe midway
42
temperature sensor error
Unit D indoor unit pipe
43 outlet temperature sensor
error
Unit D indoor pipe inlet
44
temperature sensor error
Unit D indoor ambient
45
temperature sensor error
38
See
/
Table 16
See
/
Table 16
See
/
Table 16
See
/
Table 16
See
/
Table 16
See
Flash 7 times
Table 16
Error
Code
Unit B indoor unit pipe
23 outlet temperature sensor
error
Unit B indoor pipe inlet
24
temperature sensor error
Unit B indoor ambient
25
temperature sensor error
26
Unit B anti-freezing
27
protection
46
Unit D anti-freezing
47
protection
Unit E communication
51
error
Unit E indoor pipe midway
52
temperature sensor error
Unit E indoor unit pipe
53 outlet temperature sensor
error
Flash twice /
Flash twice /
Flash 22 times /
Flash 19 times /
Flash once /
/ /
Error Description
E2 E2
F2 F2
b7 b7
b5 b5
F1 F1
E7 E7
Error
Error Description
Code
Unit C indoor unit pipe
33 outlet temperature sensor
error
Unit C indoor pipe inlet
34
temperature sensor error
Unit C indoor ambient
35
temperature sensor error
36
Unit C anti-freezing
37
protection
Unit E indoor pipe inlet
54
temperature sensor error
Unit E indoor ambient
55
temperature sensor error
56
Unit E anti-freezing
57
protection
C5 Jumper terminal error
Indoor
Indoor
Indoor
Indoor
Indoor
Indoor