Troubleshooting Chart - Amana CVC96 BB Series Installation Instructions Manual

Troubleshooting Chart

Symptom
Furnace fails to operate
Integrated control module
LED display provides no
signal
Furnace fails to operate
Furnace fails to operate
Furnace fails to operate
Furnace operates at reduced
performance
Airflow delivered is less than
expected
Furnace fails to operate
Furnace fails to operate
Furnace fails to operate
Furnace fails to operate
LED Status Fault Description
d0
Equipment lacks shared data
IdL
Normal operation
No 115 power to furnace or no 24
volt power to integrated control
module
None
Blown fuse or tripped circuit
breaker
Integrated control module is non-
functional
Circulator blower motor is not
E0
running when it should be running
Integrated control module has
E1
lost communications with
circulator blower motor
Circulator blower motor horse
power in shared data set does
E2
not match circulator blower
motor horse power.
Circulator blower motor is
operating in a power,
E
temperature, or speed limiting
condition
Circulator blower motor senses
a loss of rotor control
E
Circulator blower motor senses
high current
Circulator blower motor fails to
E
start 10 consecutive times
Circulator blower motor shuts
down for over or under voltage
condition
E
Circulator blower motor shuts
down due to over temperature
condition on power module
Circulator blower motor lacks
information to operate properly
E
Motor fails to start 40
consecutive times
Populate shared data set using memory card
None
Restore high voltage power to furnace and
integrated control module.
Replace non-functional integrated control module.
Tighten or correct wiring connection
Verify continuous circuit through inductor
Replace if open or short circuit
Check circulator blower motor, replace if
necessary
Tighten or correct wiring connection
Check circulator blower motor. Replace if
necessary
Check integrated control module, replace if
necessary
Verify circulator blower motor horse power match
with nameplate, replace if necessary
Verify shared data set is correct for the specific
model, re-populate data using correct memory
card if required
Check filters for blockage, clean filters or remove
obstruction
Check ductwork for blockage and verify all
registers are fully open
Verify ductwork is appropriately sized for system,
resize and/or replace ductwork if necessary
Check filters, filter grille, registers, duct system and
equipment inlet/outlet for blockage, make
necessary corrections and retest
Check circulating blower for obstructions
Repair or replace blower motor or wheel as
required
Check circulating blower shaft for proper rotation
Check voltage to furnace and verify within
nameplate specified range
Check for locked rotor condition
Check integrated control module and verify it is
populated with the correct shared data
46
Corrective Actions