Lifebreath 40VENTAC, 60DHW(T), 60VENTAC, 60DHWDF(T), 60DHWH(T), 4TONVENTAC Model 40DHWDF Down Flow

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Specifications

Model 40DHWDF (Down Flow)

Core Ventilation system has patented aluminum heat recovery core (standard) or an enthalpic energy recovery core (optional) for energy-efficient ventilation. Enthalpic cores are recommended for regions where the temperature does not drop below 25˚F (-4˚C).

Filters

Case

Washable air filters in exhaust and supply air streams of ventilation section, 1" pleated in return plenum side.

Prepainted galvanized steel for superior corrosion resistance.

CFM @ .25"WG CFM @ .5"WG

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

740

 

40DHWDF Output

(MBH)

69.0

76.2

40.5

47.4

54.4

66.5

74.1

81.7

45.7

53.6

61.4

69.3

77.2

85.1

890

 

40.7

47.7

54.8

61.9

43.8

51.3

58.9

790

 

38.0

44.5

51.0

57.6

64.3

70.9

 

 

 

 

61.3

68.3

75.4

42.0

49.2

56.4

63.6

70.8

78.0

 

 

 

 

 

 

660

 

36.5

42.7

49.0

55.3

61.7

68.0

38.7

45.3

51.9

58.6

65.3

72.0

40.0

46.8

53.7

60.5

67.4

74.3

 

33.8

39.6

45.5

51.3

57.2

63.0

35.6

41.7

47.8

53.9

60.0

66.2

36.7

42.9

49.2

55.4

61.7

68.0

1030

 

44.0

51.7

59.3

67.0

74.8

82.5

48.0

56.2

64.5

72.8

81.2

89.6

50.5

59.1

67.8

76.5

85.3

94.1

900

 

41.0

48.0

55.1

62.3

69.4

76.6

44.1

51.7

59.3

66.9

74.6

82.3

46.1

54.0

61.9

69.8

77.8

85.8

825

 

38.9

46.7

52.4

59.2

66.0

72.8

41.7

48.8

56.0

63.2

70.4

77.6

43.5

50.9

58.3

65.8

73.3

80.8

740

 

36.5

42.7

49.0

55.3

61.7

68.0

38.7

45.5

51.9

58.6

65.3

72.0

40.0

46.9

53.7

60.5

67.4

74.3

Water

130

140

150

160

170

180

130

140

150

160

170

180

130

140

150

160

170

180

Temp.

 

 

 

 

3 GPM

 

 

 

 

 

4 GPM

 

 

 

 

5 GPM

 

 

Dimensions & Clearances

 

Top

 

19"

 

29.5"

 

 

 

 

 

 

 

 

22"

 

 

 

 

19"

14"

Optional R/A

Blower Section

 

 

14"

Opening

 

Return Plenum

 

 

 

 

 

 

 

 

 

 

 

 

 

 

22"

 

 

 

29.5"

C L E A N A I R F U R N A C E

Ventilation Exhaust

 

 

 

 

Air Outlet

6"

 

 

 

16"

47.5"

 

 

 

Bottom

 

 

 

 

 

 

 

 

 

 

 

 

 

Ventilation Supply

6"

4"

 

 

 

Air Inlet

 

 

19"

17.25"

Duct (coil)

Latches

 

 

 

 

 

Opening

 

 

 

 

 

 

 

 

 

 

 

 

12"

 

29.5"

 

Front

Side

 

 

 

(SERVICE CLEARANCE 3')

(SERVICE CLEARANCE 1')

Model

40DHWDF

Voltage

120 VAC 60 Hz

 

 

Hp

1/3

 

 

Amps (total)

7

 

 

Water

1/2" Copper Soldered

Connections

Connection

 

 

Airflow (High)

1030 CFM

.25 in wg

.5 in. wg

890 CFM

 

 

Ventilation

100 - 140 CFM

Airflow

 

 

 

Effectiveness

70%

(Aluminum Core)

 

 

 

Total Efficiency

50%

(Enthalpic Core)

 

Net Weight

150 lbs.

 

 

Shipping Weight

165 lbs.

 

 

Note: Ventilation ports and return plenum opening available

off either side of cabinet. All units conform to CSA and UL Standards.

Options

99-186

Weatherhoods, Two - 6" c/w

 

1/4" mesh screen

99-130W

Remote Wall Mount Dehumidistat

 

Control 24 VAC only

99-RSK6

6” back draft damper

Warranty

Units carry a lifetime warranty on the heat recovery (aluminum) core, a five year warranty on the energy recovery (enthalpic) core and a five year replacement parts warranty on all other components.

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Contents OPERATION, Sizing and Installation Manual Table of Contents Introduction Description and Purpose Combo System Basic Principles Closed/Open Combo SystemAir System Call for Space Heating Only OperationCall for Domestic Hot Water and Space Heating Operation Water PipingManual Valves Throttling Valve Shut Off ValvesDrain Valve Check ValvesAnti-Scald Valve Expansion TanksCold Off Season Circulation ControlsWater Heater Thermostat Air Handler Return Air TemperatureAir Handler Temperature Rise Room ThermostatHead Pressure Design vs. Field ConditionsWater System Pressures Flow RateModel 40DHW Up Flow Dimensions & ClearancesWarranty Filters CaseModel 60DHW Up Flow 60DHWModel 40DHWDF Down Flow 40DHWDFModel 60DHWDF Down Flow 60DHWDFModel 40DHWH Horizontal 40DHWHModel 60DHWH Horizontal 60DHWHHigh CFM Lower Btuh Output 4TONDHW40VENTAC Model 40VENTACCore Filters Case Model 60VENTAC 60VENTACModel 4TONVENTAC 4TONVENTACOption 1 Ventilation Ports Off Left Side Locating The UnitDuct Connections Ducting Option 2 Ventilation Ports Off Right SideHorizontal Version Outside Ducting the Weatherhoods Locating Intake WeatherhoodLocating the Exhaust Weatherhoods Locating WeatherhoodPrior to balancing, ensure that Balancing ProcedurePitot Tube Air Flow Balancing Balancing Collar Instructions Placement of the Pitot TubePitot Tube and Gauge Piping HRV Drain Line DiagramDrain Line Plumbing Water HeaterClean Air Furnace Wiring Diagram ElectricalOptional Dehumidistat Start-Up Procedure Following conditions must be met prior to start-upHeating/Cooling Optional Circulation Timer ModelsOperation VentilationPump is noisy TroubleshootingLack of heat HRV core freezes upCondensation/ice forming inside ventilation ducts During cooling cycle, hot water circulates through the coilWater sits in drain pipes Humidity levels are too lowWater Pump Performance Specifications System CommissioningWorksheet for Integrated Combo System Design Part a Design Load Specifications Method a domestic hot water usage for C.1 Part D Proving Required Water Flow Commissioning of Integrated Combo System HRV Balancing McCormick Blvd. London, Ontario N5W 4C8

40DHWDF(T), 4TONVENTAC, 60VENTAC, 40VENTAC, 60DHWH(T) specifications

Lifebreath is a leading manufacturer specializing in indoor air quality solutions, with their series of heat recovery ventilators tailored for both residential and commercial applications. Among their advanced systems, the Lifebreath 60DHW(T), 60DHWDF(T), 4TONVENTAC, 40DHW(T), and 40DHWDF(T) provide exceptional ventilation performance alongside energy efficiency.

The Lifebreath 60DHW(T) and 60DHWDF(T) models are designed for larger spaces, featuring an impressive air flow rate of 60 CFM, making them ideal for homes and businesses that require a robust ventilation solution. These units incorporate a state-of-the-art heat exchange core, allowing for the transfer of heat from outgoing stale air to incoming fresh air, thereby minimizing energy loss.

The significant advantage of Lifebreath's 60DHW series lies in its dual-fan operation, which delivers balanced air flow while maintaining a comfortable indoor climate. Both models are equipped with advanced filtration systems, providing effective capture of airborne pollutants and allergens, promoting optimal air quality.

Moving to the Lifebreath 4TONVENTAC, this unit offers a unique combination of ventilation and cooling functionalities, making it suitable for environments with varying weather conditions. With a 4-ton capacity, it is perfect for larger commercial establishments. The 4TONVENTAC employs innovative technology for efficient energy use, incorporating variable speed drives to adapt to changing ventilation demands, ensuring maximum energy conservation and performance.

The Lifebreath 40DHW(T) and 40DHWDF(T) are perfect for smaller residential applications. With an airflow capacity of 40 CFM, these units maintain comfort without over-ventilating. Similar to the 60DHW models, they feature the same exceptional heat exchange technology to promote energy savings. The 40DHW series also includes user-friendly controls and monitoring features, enabling homeowners to adjust settings for optimal performance based on their specific needs.

A common characteristic across all these models is Lifebreath’s commitment to durability and reliability. Made from high-quality materials, they are built to withstand varying environmental conditions while providing long-lasting service. With easy installation and low maintenance requirements, these heat recovery ventilators prove to be a smart investment for users looking to improve their indoor air quality while reducing energy costs.
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