Bryant 593C warranty Accessory Usage Guideline, SOUND POWER dBA

ACCESSORY DESCRIPTION AND USE (Listed Alphabetically) Continued

17.Time Delay Relay

An SPST delay relay which briefly continues operation of the indoor blower motor to provide additional cooling after the compressor cycles off.

SUGGESTED USE: For improved efficiency ratings for certain combinations of indoor and outdoor units. Refer to ARI Unitary Directory.

18.Winter Start Control

An SPST delay relay which bypasses the low-pressure switch for approximately 3 minutes to permit start-up for cooling operation under low load conditions.

SUGGESTED USE: All air conditioners where Low-Ambient Controller has been added.

ACCESSORY USAGE GUIDELINE

	REQUIRED FOR	REQUIRED FOR	REQUIRED FOR
	LOW-AMBIENT	LONG-LINE	SEA COAST
	APPLICATIONS	APPLICATIONS*	APPLICATIONS
ACCESSORY	(Below 55°F)	(Over 50 Ft)	(Within 2 Miles)
Crankcase Heater	Yes	Yes	No
Evaporator Freeze Thermostat	Yes	No	No
Winter Start Control	Yes†	No	No
Accumulator	No	No	No
Compressor Start Assist	Yes	Yes	No
Capacitor and Relay
MotorMaster® Control
or	Yes	No	No
Low-Ambient Pressure Switch
Wind Baffle	See Low-Ambient Instructions	No	No
Coastal Filter	No	No	Yes
Support Feet	Recommended	No	Recommended
Liquid-Line Solenoid Valve		See Long-Line
or	No	Application	No
Hard Shutoff TXV		Guideline
Ball Bearing Fan Motor	Yes‡	No	No

*For tubing line sets greater than 50 ft and/or 20 ft vertical differential, refer to Residential Split-system Long-Line Application Guideline and Service Manual.

† Only when low-pressure switch is used.

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

SOUND POWER (dBA)

	Sound			OCTAVE BAND CENTER FREQUENCY (Hz)
Unit	Level
Size	(dBA)	125	250	500	1000	2000	4000	8000
018-C, D	76	54.0	63.5	66.0	66.0	65.0	62.5	55.5
024-C, D	78	53.0	69.0	69.5	71.0	68.5	64.5	60.5
030-C, D	80	53.5	64.0	66.5	69.5	69.0	65.0	58.5
036-C, D	80	57.0	65.5	71.0	75.0	71.0	67.5	62.0
042-C, D	80	62.5	69.0	72.0	75.0	72.0	69.5	62.5
048-C	82	63.0	71.0	71.0	72.0	73.5	68.0	63.5
060-C	82	61.5	69.5	71.0	74.5	70.0	69.0	66.0

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