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*Maintain downward slope, including installations in which the drain is not directly below the heater.
**A 2" (50 mm) minimum distance must be maintained between the condensate line and drain to allow full
flow of the condensation.
*** Condensate connection on 140H model is located on the back left and the connection method is the same
as shown.
Installation
with neutralizer
Installation
without neutralizer
1/2"
Condensate
drain tube*
Overflow bypass*
(1/2" Condensate
drain tube)
Neutralizer cartridge (Included
with Neutralizer accessory)
1/2" MPT x 3/8" FPT (Included
with Neutralizer accessory)
1/2" Condensate drain tube*
1/2" Condensate drain tube*
1/2" FPT x 1/2" HB (Included
with Neutralizer accessory)
1/2"
Condensate
drain tube*
1/2"
MPT
Condensate
connection
2" (50 mm)
MIN. distance**
Floor drain, standpipe, pump,
or other acceptable drain
Floor drain, standpipe, pump,
or other acceptable drain
2" (50 mm)
MIN. distance**
2" (50 mm)
MIN. distance**
1/2"
MPT
Condensate connection
Installation
Installation Manual
140H Condensate
drain port***
Summary of Contents for 140H
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