Bryant 556A warranty Accessory Usage Guideline

ACCESSORY USAGE GUIDELINE

	REQUIRED FOR	REQUIRED FOR	REQUIRED FOR	REQUIRED FOR
ACCESSORY	LOW-AMBIENT	LONG-LINE	BURIED LINE	SEA COAST
	APPLICATIONS	APPLICATIONS*	APPLICATIONS²	APPLICATIONS
	(BELOW 55°F)	(OVER 50 FT)	(OVER 3 FT)	(WITHIN 2 MILES)
Crankcase Heater	Yes	Yes	Yes	No
Evaporator Freeze Thermostat	Yes	No	No	No
Winter Start Control	Yes³	No	No	No
Accumulator	No	No	Yes	No
Compressor Start Assist	Yes	Yes	Yes	No
Capacitor and Relay
Low-Ambient Controller,
MotorMaster® Control,	Yes	No	No	No
or
Low-Ambient Pressure Switch
Wind Baffle	See Low-Ambient Instructions	No	No	No
Coastal Filter	No	No	No	Yes
Support Feet	Recommended	No	No	Recommended
Liquid-Line Solenoid Valve		See Long-Line
or	No	Application	Yes	No
Hard Shutoff TXV		Guideline
Ball Bearing Fan Motor	Yes**	No	No	No

*For tubing line sets between 50 and 175 ft, refer to the Application Guideline and Service Manual for Residential Split-System Air Conditioners and Heat Pumps using R-410A Refrigerant.

²For buried line applications, refer to Residential Split System Buried-Line Application Guideline. ³ Only when low-pressure switch is used.

** Required for Low-Ambient Controller (full modulation feature) and MotorMaster® Control only.

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