Lennox International Inc FIGURE EL296UHE with Evaporator, Coil Using a Common Drain, 5”max

EL296UHE with Evaporator Coil Using a Separate Drain

(Unit shown in horizontal left-hand discharge position)

Evaporator

Coil

4”min

5”max

5’ max.

PVC Pipe Only

Condensate

Drain Connection

Drain Pan

Piping from furnace and evaporator coil must slope down a minimum 1/4” per ft. toward trap

.

Field Provided Vent

(4” min. to 5” max. above condensate connection)

FIGURE 56

EL296UHE with Evaporator

Coil Using a Common Drain

Evaporator drain

line required

(1” min. to 2” Max.above condensate drain connection)

Condensate

Drain Connection

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 57

EL296UHE with Evaporator Coil Using a Common Drain

(Unit shown in horizontal left−hand discharge position)

Evaporator

Coil

4”min

5”max

5’ max.

PVC Pipe Only

Condensate Drain

Connection

(4” min. to 5” Max.above condensate drain connection)

Drain Pan

Piping from furnace and evaporator coil must slope down a minimum 1/4” per ft. toward trap

FIGURE 58

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