Intertek ACVC96 Service Instructions Manual page 50

TROUBLESHOOTING
INTERNAL CONTROL FAULT/NO POWER
O n
NORMAL OPERATION
E 0
LOCKOUT DUE TO EXCESSIVE RETRIES
E 1
LOW STAGE PRESSURE SWITCH STUCK CLOSED AT START OF HEATING CYCLE
E 2
LOW STAGE PRESSURE SWITCH STUCK OPEN
E 3
OPEN HIGH LIMIT SWITCH
E 4
FLAME DETECTED WHEN NO FLAME SHOULD BE PRESENT
E 5
OPEN FUSE
E 6
LOW FLAME SIGNAL
E 7
IGNITER FAULT OR IMPROPER GROUNDING
E 8
HIGH STAGE PRESSURE SWITCH STUCK CLOSED AT START OF HEATING CYCLE
E 9
HIGH STAGE PRESSURE SWITCH STUCK OPEN
E A
REVERSED 115 VAC POLARITY
E F
AUXILIARY SWITCH OPEN
d 0
DATA NOT YET ON NETWORK
d 4
INVALID MEMORY CARD DATA
b 0
BLOWER MOTOR NOT RUNNING
b 1
BLOWER COMMUNICATION ERROR
b 2
BLOWER HP MIS-MATCH
b 3
BLOWER MOTOR OPERATING IN POWER, TEMPERATURE, OR SPEED LIMIT
b 4
BLOWER MOTOR CURRENT TRIP OR LOST ROTOR
b 5
BLOWER MOTOR LOCKED ROTOR
b 6
OVER/UNDER VOLTAGE TRIP OR OVER TEMPERATURE TRIP
b 7
INCOMPLETE PARAMETERS SENT TO MOTOR
b 9
LOW INDOOR AIRFLOW
C 1
LOW STAGE COOL
C 2
HIGH STAGE COOL
P 1
LOW STAGE HEAT PUMP HEAT
P 2
HIGH STAGE HEAT PUMP HEAT
L 0
LOW STAGE GAS HEAT
H I
HIGH STAGE GAS HEAT
F
CONTINUOUS FAN
1 2
CFM/100; ALTERNATES WITH
50
H I
C 1 C 2 L O
, , ,
P 1 P 2
,
F
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0140F01169 REV A