Specifications - Bradford White M1TW40S Series Service Manual

Power supply
Gas Supply Pipe
Approved Gas Type
Gas Pressure
Venting System
Approved Vent Materials
Minimum Clearance
for Servicing
Water Supply Pressure
Thermal well TCO Limit
Residential Temperature
Set Point Range
Commercial Temperature
Set Point Range
Blower Temperature
Switch
Pressure switch
Blower
6
Dedicated 115VAC, 60 Hz, 15A
Minimum 1/2" NPT (schedule 40 black iron pipe recommended)
Natural or Propane. Unit must match gas type supplied.
5.0" W.C. min. for Nat gas, 11.0" W.C. min. for L.P. gas, 14.0" W.C. maximum (Nat. & L.P.)
Power vent through the wall or vertical through the roof
PVC, CPVC or ABS
18" from top, 24" from front, 4" sides and rear.
150 PSI maximum allowable working pressure. Check local codes for supply pressure
Residential 188°F (87°C), Commercial 199°F (93°C)
60°F (16°C) to 160°F (71°C) (Approximate temperatures)
80°F (27°C) to 180°F (82°C) (Approximate temperatures)
Normally closed, opens @ 165°F (74°C), auto reset @ 130°F (54°C).
TTW1 (M1TW) Models:
Normally open, closes on vacuum increase @ -.68, opens on vacuum decrease @ -.65
TTW1 (M4TW) Models:
Normally open, closes on vacuum increase @ -.83, opens on vacuum decrease @ -.80
TTW2 (M2TW & TW4) Models:
Normally open, closes on vacuum increase @ -1.28, opens on vacuum decrease @ -1.25
TTW1 (M1TW & M4TW) Models:
115VAC, 60Hz, 3.1 amps, 3000 RPM, 42CFM@1.5" W.C.
TTW2 (M2TW & TW4) Models:
115VAC, 60Hz, 3.1 amps, 3000 RPM, 68CFM@0.4" W.C.

Specifications

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