Table 52 - Bas Operational And Fault Codes - Johnson Controls Quantech Millennium QCC3080CZE Installation Operation & Maintenance

SECTION 10: MAINTENANCE

TABLE 52 - BAS OPERATIONAL AND FAULT CODES

P56/58 OPERATIONAL CODE
0 NO ABNORMAL CONDITION
1 UNIT SWITCH OFF
2 SySTEM SWITCH OFF
3 LOCK-OUT
4 UNIT FAULT
5 SySTEM FAULT
6 REMOTE SHUTDOWN
7 DAILy SCHEDULE SHUTDOWN
8 NO RUN PERMISSIVE
9 NO COOL LOAD
10 ANTI-COINCIDENCE TIMER ACTIVE
11 ANTI-RECyCLE TIMER ACTIVE
12 MANUAL OVERRIDE
13 SUCTION LIMITING
14 DISCHARGE LIMITING
15 CURRENT LIMITING
16 LOAD LIMITING
17 COMPRESSOR(S) RUNNING
18 HEAT PUMP LOAD LIMITING
168
P57/59
0 NO FAULT
1 VAC UNDER VOLTAGE
2 LOW AMBIENT TEMPERATURE
3 HIGH AMBIENT TEMPERATURE
4 LOW LEAVING CHILLED LIQUID TEMP
5 HIGH DISCHARGE PRESSURE
6 HIGH DIFFERENTIAL OIL PRESSURE
7 LOW SUCTION PRESSURE
8 HIGH MOTOR CURRENT
9 LLSV NOT ON
10 LOW BATTERy WARNING
11 HIGH OIL TEMPERATURE
12 HIGH DISCHARGE TEMPERATE
13 IMPROPER PHASE ROTATION
14 LOW MOTOR CURRENT / MP / HPCO
15 MOTOR CURRENT UNBALANCED
16 LOW DIFFERENTIAL OIL PRESSURE
17 GROUND FAULT
18 MP /HPCO
19 LOW EVAPORATOR TEMPERATURE
INCORRECT REFRIGERANT
20
PROGRAMMED
21
POWER FAILURE, MANUAL RESET
REQUIRED
22 UNIT MOTOR CURRENT
23 LOW SUPERHEAT
24 SENSOR FAIL
25 DISCHARGE INHIBIT
26 MP/HPCO INHIBIT
27 PUMP TRIP
28 PUMP FAIL MAKE FLOW
FORM QCC3-NM1
ISSUE DATE: 12/19/2023
FAULT CODE
Quantech