Table of Contents
Advertisement
(Trap at coil is optional)
Drain Pan
(Trap at coil is optional)
Field Provided Vent
(1" min. 2" max. above
condensate connection)
Condensate
Drain Connection
Figure 37. Furnace with Evaporator Coil Using a
Separate Drain
Drain Pan
(Trap at coil is optional)
Piping from furnace and evaporator coil must slope down a minimum 1/4" per ft. toward trap
Page 26 of 74
(Unit shown in horizontal left-hand discharge position)
Evaporator
Coil
Condensate
Drain Connection
Piping from furnace and evaporator coil must slope down a minimum 1/4" per ft. toward trap
Figure 36. Furnace with Evaporator Coil Using a Separate Drain
Evaporator drain
line required
(Unit shown in horizontal left−hand discharge position)
Evaporator
Coil
Condensate Drain
Connection
Figure 39. Furnace with Evaporator Coil Using a Common Drain
4"min
5"max
5' max.
PVC Pipe Only
(Trap at coil is optional)
Field-Provided Vent
(1" min. to 2" Max.above
condensate drain connection)
Condensate
Drain Connection
Figure 38. Furnace with Evaporator Coil Using a
4"min
5"max
5' max.
PVC Pipe Only
Issue 2346
Field Provided Vent
(4" min. to 5" max. above
condensate drain connection)
Evaporator drain
line required
Common Drain
Field-Provided Vent
(4" min. to 5" Max. above
condensate drain connection)
508364-01
Advertisement
Table of Contents
