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13. After the BLOWER OFF timer has been satisfied, the
integrated control de-energizes the main circulating blower
circuit.
Cooling Mode
1. On a call for cooling, the thermostat closes applying 24 VAC
to the G & Y terminals on the low voltage terminal strip.
2. The G terminal applies 24VAC to the G terminal of the
integrated control, energizing the main circulating blower
circuit at the cooling speed.
3. The Y terminal applies 24VAC to the contactor.
4. When the thermostat is satisfied, the contactor and integrated
control de-energize. Compressor and outdoor fan will stop
running.
5. The circulating blower motor de-energizes after a 40 second
delay.
Fan Mode
1. On a call for fan only operation, the thermostat applies 24
VAC to the G terminal connected to the G terminal of the
integrated control.
NOTE: If a call for heat occurs, the circulating blower de-
energizes prior to normal heating cycle.
REPLACEMENT PARTS
Replacement parts are available through your distributor.
Please have the complete model and serial number of the
unit when ordering replacement parts.
ELECTRICAL:
• Capacitors
• Compressors
• Contactors
• Gas Valves
• Ignition Controls
• Ignitors/Flame Sensors • Transformers
MOTORS:
• Blower Motor
• Fan Motor
• Inducer Blower Motor
COMPONENTS:
• Blower Assembly
• Burner Manifold
• Burners/Orifices
• Cabinet Panels
• Expansion Valves
18
• Pressure Switches
• Relays
• Temperature Limit Switches
• Thermostats
• Time Delay Relays
• Fan Grille
• Filter/Driers
• Gaskets
• Heat Exchanger
EQUIPMENT MAINTENANCE
WARNING:
ELECTRICAL SHOCK, FIRE OR
EXPLOSION HAZARD
Failure to follow safety warnings exactly could
result in serious injury or property damage.
Improper servicing could result in dangerous
operation, serious injury, death or property
damage.
• Before servicing, disconnect all electrical power
to furnace.
• When servicing controls, label all wires prior to
disconnecting. Reconnect wires correctly.
• Verify proper operation after servicing.
AVERTISSEMENT:
RISQUE D'ÉLECTROCUTION, D'INCENDIE
OU D'EXPLOSION
Si les consignes de sécurité ne sont pas suivies
à la lettre, cela peut entraîner la mort, de graves
blessures, un fonctionnement dangereux ou des
dommages matériels.
Un entretien inadéquat peut entraîner la mort, de
graves blessures, un fonctionnement dangereux
ou des dommages matériels.
• Avant de faire l'entretien de l'appareil de
chauffage, le débrancher de l'alimentation
électrique.
• Avant l'entretien des commandes, étiqueter tous
les fils avant de les déconnecter. Rebrancher
correctement les fils.
• Vérifier que l'appareil fonctionne correctement
après l'entretien.
CAUTION:
Use care when removing parts from this unit.
Personal injury can result from sharp metal edges
present in all equipment of sheet metal construction.
Proper maintenance is important to achieve optimum
performance from the system. The ability to properly perform
maintenance on this equipment requires certain mechanical
skills and tools. If you do not possess these skills, contact your
dealer for maintenance. Consult your local dealer about the
availability of maintenance contracts. Routine maintenance
should include the following:
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