Wiring Diagram; Fault Code - York 19 SEER Installation Manual

TABLE 6: Fault Code
Description
Discharge line sensor failure (open)
High discharge line temperature
High discharge line temperature
High discharge line temperature
Low discharge line temperature
Low discharge line temperature
Low discharge line temperature
Wiring - Configuration Related Faults
O signal received in AC mode
W signal received in AC mode
W and O signal received in AC mode
System previously configured as AC, now HP
System previously configured as HP, now AC
System previously configured as HP, now AC
Y2 present without Y1
Configuration Error
Configuration Error
Johnson Controls Unitary Products
Required Condition
Control senses an open sensor
1 fault occurrence
Discharge Temperature > 263°F
Discharge Temperature > 263°F
3 HDT fault occurrences
Discharge Temperature > 263°F
4 HDT soft lockouts within 12 hours
or a combination of 4 soft lockouts
Discharge Temperature < 90°F
Discharge Temperature < 90°F
3 LDT fault occurrences
Discharge Temperature < 90°F
4 LDT soft lockouts within 12 hours
or a combination of 4 soft lockouts
O signal received in AC mode
1 fault occurrence
W signal received in AC mode
1 fault occurrence
W and O signal received in AC mode
1 fault occurrence
No RV on configuration,
RV present on subsequent startup
1 fault occurrence
RV present on configuration,
No RV on subsequent startup
RV present on configuration,
No RV on subsequent startup
1 fault occurrence; Cooling Mode
Y2 present without Y1
1 fault occurrence
Jumpers Set to 00000 without a factory
configuration, no tonnage selected, or
incorrect tonnage set.
7-Segment 7-Segment
LED
Display 1 Display 2
2 RED
1 4
flashes
RED
1 5
(solid)
2 RED
1 5
flashes
3 RED
1 5
flashes
RED
1 6
(solid)
2 RED
1 6
flashes
3 RED
1 6
flashes
2 RED
1 8
flashes
2 RED
1 9
flashes
2 RED
2 0
flashes
2 RED
2 5
flashes
RED
2 6
(solid)
2 RED
2 6
flashes
2 RED
2 7
flashes
2 RED
3 0
flashes
5390862-UIM-A-0318
Control
Response
Soft Lockout
Fault, None Lockout
Soft Lockout
Hard Lockout
Fault, None Lockout
Soft Lockout
Hard Lockout
Soft Lockout
Soft Lockout
Soft Lockout
Soft Lockout
Fault, None Lockout
Soft Lockout
Cooling Mode ONLY
Soft Lockout
Soft Lockout
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