York DWCPXY - Removal of Wired Zone Controller; 5 Errors Display

Wired Zone Controller DWCPXY
15
4.3 Removal of the Wired Zone Controller
5 Errors Display
If there is an error occurring during the operation of the system, the error code will be displayed on
the LCD, as
show in Fig.5.1. If multiple errors occur at the same time, their codes will be
displayed in a sequential fashion.
Note: If an error code is displayed, reference Table 5.1 below for error code explanation and
contact you service representative for further assistance.
Fig.5.1
Table 5.1 Definition of Each Error
Error
Error
Code
Error
Error
Code
Return air temperature sensor open/
short circuited
F1
Drive board communication error
P6
Evaporator temperature sensor open/
short circuited
F2
Compressor overheating protection
H3
Indoor unit liquid valve temperature
sensor open/short circuited
b5
Indoor and outdoor units unmatched
LP
Indoor gas valve temperature sensor
open/ short circuited
b7
Communication line misconnected or
expansion valve error
dn
IPM temperature sensor open/short
circuited
P7
Running mode conflict
E7
Outdoor ambient temperature sensor
open/ short circuited
F3
Pump-down
Fo
Outdoor unit condenser mid-tube
temperature sensor open/short circuited
F4
Jumper error
C5