Table 8-9 - Alarm Code Descriptions - York ECO2 YPAL 050 Installation & Operation Manual

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TABLE 8-9 – ALARM CODE DESCRIPTIONS
ALARM CODE
COMPRESSOR SYSTEM 1 (COMPRESSORS 1A, 1B) LOCKED OUT ON HIGH PRESSURE CONTROL. THE CIRCUIT
01
OPENED THREE TIMES WITHIN A 2-HOUR WINDOW.
COMPRESSOR SYSTEM 1 (COMPRESSORS 1A, 1B) LOCKED OUT ON HIGH PRESSURE CONTROL. THE CIRCUIT
02
OPENED THREE TIMES WITHIN A 2-HOUR WINDOW.
COMPRESSOR SYSTEM 2 (COMPRESSORS 2A, 2B) LOCKED OUT ON HIGH PRESSURE CONTROL. THE CIRCUIT
03
OPENED THREE TIMES WITHIN A 2-HOUR WINDOW.
COMPRESSOR SYSTEM 2 (COMPRESSORS 2A, 2B) LOCKED OUT ON HIGH PRESSURE CONTROL. THE CIRCUIT
04
OPENED THREE TIMES WITHIN A 2-HOUR WINDOW.
COMPRESSOR SYSTEM 1 (COMPRESSORS 1A, 1B) LOCKED OUT ON LOW PRESSURE CONTROL. THE CIRCUIT
05
OPENED THREE TIMES WITHIN A 1-HOUR WINDOW.
COMPRESSOR SYSTEM 1 (COMPRESSORS 1A, 1B) LOCKED OUT ON LOW PRESSURE CONTROL. THE CIRCUIT
06
OPENED THREE TIMES WITHIN A 1-HOUR WINDOW.
COMPRESSOR SYSTEM 2 (COMPRESSORS 2A, 2B) LOCKED OUT ON LOW PRESSURE CONTROL. THE CIRCUIT
07
OPENED THREE TIMES WITHIN A 1-HOUR WINDOW.
COMPRESSOR SYSTEM 2 (COMPRESSORS 2A, 2B) LOCKED OUT ON LOW PRESSURE CONTROL. THE CIRCUIT
08
OPENED THREE TIMES WITHIN A 1-HOUR WINDOW.
COMPRESSOR SYSTEM 1A LOCKED OUT ON COMPRESSOR MOTOR PROTECTION MODULE. THE CIRCUIT
09
OPENED THREE TIMES WITHIN A 1-HOUR WINDOW.
COMPRESSOR SYSTEM 1B LOCKED OUT ON COMPRESSOR MOTOR PROTECTION MODULE. THE CIRCUIT
10
OPENED THREE TIMES WITHIN A 1-HOUR WINDOW.
COMPRESSOR SYSTEM 2A LOCKED OUT ON COMPRESSOR MOTOR PROTECTION MODULE. THE CIRCUIT
11
OPENED THREE TIMES WITHIN A 1-HOUR WINDOW.
COMPRESSOR SYSTEM 2B LOCKED OUT ON COMPRESSOR MOTOR PROTECTION MODULE. THE CIRCUIT
12
OPENED THREE TIMES WITHIN A 1-HOUR WINDOW.
FIRST STAGE HEATING IS LOCKED OUT ON LIMIT SWITCH TRIPS. THE CIRCUIT OPENED THREE TIMES WITHIN
13
A 1-HOUR WINDOW.
SECOND STAGE HEATING IS LOCKED OUT ON LIMIT SWITCH TRIPS. THE CIRCUIT OPENED THREE TIMES
14
WITHIN A 1-HOUR WINDOW.
THIRD STAGE HEATING IS LOCKED OUT ON LIMIT SWITCH TRIPS. THE CIRCUIT OPENED THREE TIMES WITHIN
15
A 1-HOUR WINDOW.
FIRST STAGE OF HEATING IS LOCKED OUT BECAUSE THE IGNITION CONTROL BOARD FAILED TO TURN
16
ON THE GAS VALVE AFTER 5 MINUTES OF OPERATION OR THE GAS VALVE HAS VOLTAGE ON IT AND THE
CONTROL IS NOT CALLING FOR THE STAGE OF HEATING.
SECOND STAGE OF HEATING IS LOCKED OUT BECAUSE THE IGNITION CONTROL BOARD FAILED TO TURN
17
ON THE GAS VALVE AFTER 5 MINUTES OF OPERATION OR THE GAS VALVE HAS VOLTAGE ON IT AND THE
CONTROL IS NOT CALLING FOR THE STAGE OF HEATING.
THIRD STAGE OF HEATING IS LOCKED OUT BECAUSE THE IGNITION CONTROL BOARD FAILED TO TURN
18
ON THE GAS VALVE AFTER 5 MINUTES OF OPERATION OR THE GAS VALVE HAS VOLTAGE ON IT AND THE
CONTROL IS NOT CALLING FOR THE STAGE OF HEATING.
19
SPACE TEMPERATURE SENSOR HAS FAILED OPEN OR SHORTED. THE DISPLAY WILL INDICATE –40.0.
20
SUPPLY AIR TEMPERATURE SENSOR HAS FAILED OPEN OR SHORTED. THE DISPLAY WILL INDICATE –40.0.
21
RETURN AIR TEMPERATURE SENSOR HAS FAILED OPEN OR SHORTED. THE DISPLAY WILL INDICATE –40.0.
22
OUTDOOR AIR TEMPERATURE SENSOR HAS FAILED OPEN OR SHORTED. THE DISPLAY WILL INDICATE –40.0.
DIRTY FILTER SWITCH HAS CLOSED INDICATING THE FILTERS NEED REPLACED. THIS HAS NO EFFECT ON
23
THE OPERATION OF THE UNIT.
JOHNSON CONTROLS
DESCRIPTION
FORM 100.50-NOM6 (1207)
Continued on next page
161
8

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