Lennox EL296UH045XE36B - EL296 UHE with Evaporator Coil Using a Separate Drain; EL296 UHE with Evaporator Coil Using a Common Drain

Page 42
FIGURE 46
EL296UHE with Evaporator Coil Using a Separate Drain
(Unit shown in horizontal left-hand discharge position)
.
5’ max.
PVC Pipe Only
4”min
5”max
Evaporator
Coil
Drain
Pan
Condensate
DrainConnection
Field Provided Vent
(4” min. to 5” max. above
condensate connection)
Piping from furnace and evaporator coil must slope down a minimum 1/4” per ft. toward trap
FIGURE 47
EL296UHE with Evaporator
Coil Using a Common Drain
(1”min. to 2” Max.above
condensate drain connection)
Condensate
DrainConnection
Evaporator
drain line re
quired
IMPORTANT
When combining the furnace and evaporator
coil drains together, the A/C condensate drain
outlet must be vented to relieve pressure in or
der for the furnace pressure switch to operate
properly.
FIGURE 48
EL296UHE with Evaporator Coil Using a Common Drain
(Unit shown in horizontal left−hand discharge position)
CondensateDrain
Connection
(4”min. to 5”Max.above
condensate drain connection)
5’ max.
PVC Pipe Only
4”min
5”max
Evaporator
Coil
Drain
Pan
Piping from furnace and evaporator coil must slope down a minimum 1/4” per ft. toward trap