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