Residential Gas Energy Saver TTW® High EF Water Heaters
28/29 C
■ High Energy Factor (EF) – These models qualify for most energy rebate programs as well as the September 1, 2010 minimum ENERGY STAR® EF requirement ■ Bradford White ICON System™ ■ Advanced ScreenLok® Technology Flame Arrestor Design ■ Flammable vapor sensor ■ Powerful blower motor ■ Horizontal and vertical venting
■ Vitraglas® Lining ■ Factory installed Hydrojet® Total Performance System ■ Water Connections 3/4" NPT factory installed true dielectric fittings ■ Pedestal base ■ 2" Non-CFC foam insulation ■ Protective magnesium anode rod ■ Factory installed heat traps ■ T&P relief valve included ■ Low restriction brass drain valve
A
B G
F D
H E Photo of M-4-TW-40T6FBN
Power Vent Energy Saver Models
Meet or exceed ASHRAE 90.1b (current standard) CEC Listed 78% Recovery Efficiency
DIMENSIONS IN INCHES
NATURAL GAS AND LIQUID PROPANE GAS MODELS Model Number
M-4-TW40T6FBN M-4-TW50T6FBN M-4-TW60T6FBN
Gal. Cap.
Input BTU/Hr.
40 50 60
40,000 40,000 40,000
A
GPH 1st Hour** Recovery Delivery 90°F Rise* Rating
72 86 98
43 43 43
Floor to Vent Conn.
67 67 68
C
D
E
F
G
H
Jacket Dia.
Vent Size
Floor to T&P Conn.
Floor to Gas Conn.
Floor to Top of Heater
Floor to Water Conn.
Depth
Approx. Shipping Weight (lbs)
20 22 24
2 2 2
50 50 501/2
113/4 113/4 113/4
563/4 57 573/4
573/4 58 583/4
247/8 263/4 283/4
152 175 210
B
*Based on manufacturers rated recovery efficiency. All propane models feature a Titanium Stainless Steel burner. For propane (LP) models change suffix “BN” to “SX”. For 10 year models, change suffix from “6” to “10”. 110 V.A.C. Required for Power Venting / 110 V.A.C., 60HZ, 3.1 Amperes. **First Hour Delivery Rating is based on the March 2010 AHRI Directory. M-4-TW-40 M-4-TW-50 M-4-TW-60 Max. Equivalent Length Min. Equivalent Length Number of 90° Elbows†
1 2 3
2" Vent Pipe
3" Vent Pipe
50 ft. 7 ft. 45 ft. 40 ft. 35 ft.
120 ft. 15 ft. 115 ft. 110 ft. 105 ft.
†Consult I&O manual when using four or more elbows. Subtract 5ft. for each additional 90° elbow.
(LP) Propane Gas Inputs
M-4-TW-40T6FSX M-4-TW-50T6FSX M-4-TW-60T6FSX
38,000 BTU/Hr. 38,000 BTU/Hr. 38,000 BTU/Hr.
GPH Rec. 90°F Rise
41 41 41