725 750 Only 4001 775 800 825 5000 875 850 900 925 | Bryant 340MAV

		TABLE 10—MODEL 340MAV ORIFICE SIZE AND MANIFOLD PRESSURE FOR CORRECT INPUT														(Continued)
						FOR USE WITH 140 SIZE FURNACES ONLY
	(TABULATED DATA BASED ON 23,000 BTUH PER BURNER, DERATED 2% FOR EACH 1000 FT ABOVE SEA LEVEL)

	ALTITUDE		AVG GAS						SPECIFIC GRAVITY OF NATURAL GAS
	ALTITUDE		HEAT VALUE		0.58			0.60			0.62		0.64				0.66
		RANGE	HEAT VALUE		0.58			0.60			0.62		0.64				0.66
		(FT)	AT ALTITUDE	Orifice		Manifold	Orifice		Manifold	Orifice		Manifold	Orifice		Manifold	Orifice		Manifold
		(FT)	(BTU/CU FT)	Orifice		Manifold	Orifice		Manifold	Orifice		Manifold	Orifice		Manifold	Orifice		Manifold
			(BTU/CU FT)	No.		Pressure	No.		Pressure	No.		Pressure	No.		Pressure	No.		Pressure
			725	41		3.6	41		3.7	41		3.8	40		3.6	40		3.8
			750	42		3.7	42		3.8	41		3.6	41		3.7	41		3.8
Only		4001	775	42		3.5	42		3.6	42		3.7	42		3.8	41		3.6
Only			800	42		3.3	42		3.4	42		3.5	42		3.6	42		3.7
			800	42		3.3	42		3.4	42		3.5	42		3.6	42		3.7
U.S.A.		to	825	43		3.7	42		3.2	42		3.3	42		3.4	42		3.5
U.S.A.		5000	875	43		3.3	43		3.4	43		3.6	43		3.7	43		3.8
			850	43		3.5	43		3.6	43		3.8	42		3.2	42		3.3
			900	43		3.1	43		3.3	43		3.4	43		3.5	43		3.6
		9%	925	43		3.0	43		3.1	43		3.2	43		3.3	43		3.4
		derate	950	43		2.8	43		2.9	43		3.0	43		3.1	43		3.2

	ALTITUDE		AVG GAS						SPECIFIC GRAVITY OF NATURAL GAS
	ALTITUDE		HEAT VALUE		0.58			0.60			0.62		0.64				0.66
		RANGE	HEAT VALUE		0.58			0.60			0.62		0.64				0.66
		(FT)	AT ALTITUDE	Orifice		Manifold	Orifice		Manifold	Orifice		Manifold	Orifice		Manifold	Orifice		Manifold
		(FT)	(BTU/CU FT)	Orifice		Manifold	Orifice		Manifold	Orifice		Manifold	Orifice		Manifold	Orifice		Manifold
			(BTU/CU FT)	No.		Pressure	No.		Pressure	No.		Pressure	No.		Pressure	No.		Pressure
			700	41		3.5	41		3.7	41		3.8	40		3.6	40		3.7
			725	42		3.7	42		3.8	41		3.5	41		3.6	41		3.8
			750	42		3.4	42		3.5	42		3.7	42		3.8	41		3.5
			775	42		3.2	42		3.3	42		3.4	42		3.5	42		3.7
Only		5001	800	43		3.7	43		3.8	42		3.2	42		3.3	42		3.4
Only			825	43		3.5	43		3.6	43		3.7	43		3.8	42		3.2
			825	43		3.5	43		3.6	43		3.7	43		3.8	42		3.2
U.S.A.		to	850	43		3.3	43		3.4	43		3.5	43		3.6	43		3.7
U.S.A.			875	43		3.1	43		3.2	43		3.3	43		3.4	43		3.5
			875	43		3.1	43		3.2	43		3.3	43		3.4	43		3.5
		6000	900	43		2.9	43		3.0	43		3.1	43		3.2	43		3.3
			925	43		2.7	43		2.8	43		2.9	43		3.0	43		3.1
			950	43		2.6	43		2.7	43		2.8	43		2.9	43		3.0
		11%	975	43		2.5	43		2.6	43		2.6	43		2.7	43		2.8
		derate	1000	43		2.3	43		2.4	43		2.5	43		2.6	43		2.7

	ALTITUDE		AVG GAS						SPECIFIC GRAVITY OF NATURAL GAS
	ALTITUDE		HEAT VALUE		0.58			0.60			0.62		0.64				0.66
		RANGE	HEAT VALUE		0.58			0.60			0.62		0.64				0.66
		(FT)	AT ALTITUDE	Orifice		Manifold	Orifice		Manifold	Orifice		Manifold	Orifice		Manifold	Orifice		Manifold
		(FT)	(BTU/CU FT)	Orifice		Manifold	Orifice		Manifold	Orifice		Manifold	Orifice		Manifold	Orifice		Manifold
			(BTU/CU FT)	No.		Pressure	No.		Pressure	No.		Pressure	No.		Pressure	No.		Pressure
			650	41		3.8	40		3.6	40		3.7	40		3.8	39		3.7
			675	41		3.5	41		3.6	41		3.7	40		3.6	40		3.7
Only		6001	700	42		3.6	42		3.7	41		3.5	41		3.6	41		3.7
Only			725	42		3.4	42		3.5	42		3.6	42		3.7	42		3.8
			725	42		3.4	42		3.5	42		3.6	42		3.7	42		3.8
U.S.A.		to	750	43		3.8	42		3.3	42		3.4	42		3.5	42		3.6
U.S.A.		7000	800	43		3.4	43		3.5	43		3.6	43		3.7	43		3.8
			775	43		3.6	43		3.7	43		3.8	42		3.3	42		3.4
			825	43		3.2	43		3.3	43		3.4	43		3.5	43		3.6
		13%	850	43		3.0	43		3.1	43		3.2	43		3.3	43		3.4
		derate	875	43		2.8	43		2.9	43		3.0	43		3.1	43		3.2

*Orifice numbers shown in BOLD are factory installed.

Percents of derate are based on midpoints of U.S. altitude ranges.

—42—

Image 42

Bryant 340MAV instruction manual 725 750 Only 4001 775 800 825 5000 875 850 900 925

340MAV specifications

The Bryant 340MAV is a standout model in the Bryant lineup, designed to provide exceptional comfort, efficiency, and performance for residential heating and cooling needs. This unit offers a perfect blend of innovative technology and user-friendly features, making it an ideal choice for homeowners seeking reliability and quality.

One of the defining characteristics of the Bryant 340MAV is its impressive efficiency rating. With a SEER (Seasonal Energy Efficiency Ratio) of up to 18, this model ensures that homeowners can enjoy effective cooling during the summer months while minimizing energy consumption. Similarly, the heating efficiency is notable, with a high AFUE (Annual Fuel Utilization Efficiency) rating. This makes the 340MAV an environmentally friendly option that also promotes cost savings on energy bills.

The 340MAV incorporates advanced technologies that enhance its performance. One such technology is the variable-speed compressor, which allows the system to adjust its output based on the demands of the home. This means that the unit operates more quietly and reduces energy usage by matching the cooling or heating output required. Additionally, the two-stage heating capability provides more consistent temperatures and improved comfort throughout the space.

Operating noise is a crucial factor in residential HVAC systems, and the Bryant 340MAV is designed with this in mind. Engineered for quiet operation, the unit features a sound-dampening design, including an insulated cabinet and a specially designed compressor that minimizes noise levels. Homeowners can enjoy a comfortable indoor climate without the disruptive racket often associated with traditional systems.

Furthermore, the Bryant 340MAV is equipped with a durable all-aluminum coil, which improves heat transfer efficiency while also being resistant to corrosion. This characteristic contributes to the longevity of the unit, ensuring that it can withstand various environmental factors without compromising performance.

Another key feature is the advanced control options that the Bryant 340MAV offers. Integration with smart thermostats allows homeowners to monitor and adjust their HVAC system remotely, ensuring optimal comfort at all times. Additionally, the system is compatible with Bryant's Perfect Air™ filtration system, enhancing indoor air quality by reducing pollutants and allergens.

In summary, the Bryant 340MAV is a high-efficiency heating and cooling solution that brings together cutting-edge technology, quiet operation, and user-friendly features. With its focus on comfort and energy savings, it stands out as a prime choice for homeowners looking to invest in a reliable HVAC system.

Contents

Electrostatic Discharge ESD Precautions Safety Considerations Multipoise Orientations Dimensions Unit Size VI. GAS Piping and GAS Pipe Pressure Testing SafetyII. General Installation Codes and Standards Electrostatic Discharge ESD Precautions VII. Electrical Connections General IntroductionApplications II. Upflow Applications Condensate Trap Location Alternate Upflow Orientation Pressure Switch TubingCondensate Trap Tubing Factory-Shipped Orientation Condensate Trap Tubing Alternate Upflow Orientation III. Downflow Applications Condensate Trap LocationCondensate Trap Tubing Horizontal Left Tube Configuration IV. Horizontal Left SUPPLY-AIR Discharge Applications Construct a Working PlatformHorizontal Right SUPPLY-AIR Discharge Applications Attic Location and Working Platform Location Furnace Location for Proper Condensate Drainage II. Furnace Location Relative to Cooling Equipment III. Installation in Horizontal Applications II. Installation in Upflow or Downflow ApplicationsInstallation Leveling Legs if Desired III. Hazardous Locations Opening Dimensions Furnace Plenum Opening Floor Opening CasingWidth Duct Flanges II. Ductwork Acoustical Treatment Filter Arrangement III. Supply AIR ConnectionsIV. Return AIR Connections Filter Information Maximum Capacity of Pipe VI. Bottom Closure PanelVII. GAS Piping Casings only Fire or Explosion Hazard Electrical Connections Wiring III Accessories PCB Removal of Existing Furnaces from Common Vent Systems Electrical DataDirect Venting II. COMBUSTION-AIR and Vent Piping Control Center COMBUSTION-AIR and Vent Pipe Termination Clearances Clearance FT Combustion-Air and Vent Pipe Diameter ExampleCombustion-Air and Vent Pipe Attachment COMBUSTION-AIR Intake Housing Plug Fitting Short Vent 5 to 8 Ft System Maximum Allowable Pipe Length FT Altitude FT 6001 to 7000‡ Air Intake Housing Plug Fitting Drain Vent Extension Pipe Extended Exposed Sidewall PipesTwo-Pipe Termination Kit Concentric Vent/Air Termination Kit IV. Multiventing and Vent Terminations Roof Termination Preferred Sidewall Termination of 12 in. or Less Condensate Drain General II. ApplicationIII. Condensate Drain Protection III. Continuous Blower Mode Heating ModeII. Cooling Mode IV. Heat Pump Mode Component Test START-UP Procedures GeneralIV. Adjustments II. Prime Condensate Trap with Water Inducer Housing Drain Cap BTU/CU FT Orifice Manifold 625 650 Only 7001 675 725 8000 775 750 15% 825 2001to 725 750 Only 4001 775 800 825 5000 875 850 900 925 United States Example 100,000 Btuh Input Furnace Installed AT 4300 FTAltitude Derate Multiplier Canada GAS Rate CU FT/HR Blower OFF Delay Setup PositionCheck Safety Controls Speed Selector II. Check Pressure Switch ChecklistCheck Primary Limit Control Load Calculation CHECKLIST-INSTALLATIONCHECKLIST-START-UP Combustion AIR Vent Piping