Option 1: Plumbing to drain
with
condensate pump.
=
Pump with (140°F temperature rating, > 5 GPH pump
flow rate, with 9-foot rise).
=9252978(+54;+6+*;.+3.92/*/,/+6/745+6'8/3-
=
Use a pump with a built-in overflow sensor or install the pump
in a drip pan with wet switch wi
re
d to tu
rn
off humidifier.
=
Support rubber hose every 6 in.
=
PVC must be schedule 40 or higher rating.
=
All plastic pipe joints are welded.
=
Drain into a P-trap that will re
main wetted at all times.
1-1/2 IN. MINIMUM TRAP
(OR SIZE PER LOCA
L
CODE)
VENTED PER
LOCA
L
CODE
AL
L
PLASTIC PIPE
JOINTS ARE WELDED
1/2 IN. MNPT X SWEAT
1/2 IN. FNPT X 1-1/2 IN. PVC
1-1/2 IN. PVC
1/2 IN. (MINIMUM) PVC PIPE
1/2 IN. FNPT X 1-1/2 IN. PVC
1/2 IN. MNPT X 1/2 IN. CPVC
1/2 IN. FNPT X 1-1/2 IN. PVC
HOSE CLAMP
1/2 IN. BARB X 1/2 IN. MNPT
SIZE
TO
FI
T PUMP OUTPUT
Option 2: Plumbing to a dedicated trap.
HOSE CLAMPS
AT
AL
L
CONNECTIONS
3/8-IN. TUBING
RATED
AT
212°F
3/4 IN. FNPT X 3/4 IN. CPVC
3/4 IN. CPVC PIPE
TO
PUMP
AL
TERN
AT
IVE
HOSE FROM
HUMIDIFIER
FOR ALL OPTIONS SHOWN:
1/2 IN. MNPT X SWEAT
1/2 IN. FNPT X 1-1/2 IN. PVC
1-1/2 IN. PVC
1/2 IN. (MINIMUM)
PVC PIPE
1/2 IN. FNPT X 1-1/2 IN. PVC
1/2 IN. MNPT X 1/2 IN. CPVC
1/2 IN. FNPT X 1-1/2 IN. PVC
HOSE CLAMP
1/2 IN. BARB X 1/2 IN. MNPT
MCR29888
AL
L
CONNECTIONS FROM
SOLENOID
VALVE
TO
DRAIN TRAP ARE SEALED
SINK
1-1/2 IN.
PVC TE
E
1-1/2 IN. PVC
1-1/2 IN.
PVC
COUPLING
WELD
WE
LD
STAINLESS STEEL
SLOTTED BAND
COUPLING SIZED
TO
FI
T PIPE (COPPER,
PVC, CPVC)
SIZE
TO
FI
T PUMP OUTPUT
AL
TERN
AT
IV
E
THIS CONFIGURATION ALLOWS FOR
REM
OV
AL
OF
THE
TRAP
THREADS
WELD
Option 4: Plumbing to sink trap
.
1/2 IN. MNPT X SWEAT
1/2 IN. FNPT X 1-1/2 IN. PVC
1/2 IN. PVC
1/2 IN. (MINIMUM)
PVC PIPE
1/2 IN. FNPT X 1-1/2 IN. PVC
1/2 IN. MNPT X 1/2 IN. CPVC
3/4 IN. FNPT X 1-1/2 IN. PVC
HOSE CLAMP
3/8 IN. BARB X 3/4 IN. MNPT
AL
L
PLASTIC PIPE UNDER
SINK 1-1/2 IN. MINIMUM PVC
AL
L
CONNECTIONS FROM
SOLENOID
VALVE
TO
DRAIN TRAP ARE SEALED
SINK
COUPLING
WE
LD
WE
LD
THREADS
THREADS
WE
LD
WY
E
ALTERN
AT
IVE
THIS CONFIGURATION ALLOWS FOR
REMO
VA
LO
F THE TRAP
SIZE
TO
FIT PUMP OUTPUT
Option 3: Plumbing to
sink
with
a
dedicated trap
.
1/2 IN. COPPER PIPE
1/2 IN. FNPT X SWEAT
HOSE
CLAMPS
HOSE FROM
HUMIDIFIER
140°F RATED PUMP
>5 GPH FLOW RATE
WITH 9-FT RISE
1/2 IN.
BARB X 1/2 IN. MNPT
FLEXIBLE
HOSE
SEAL ALL
CONNECTIONS FROM
SOLENOID
VALVE
TO
DRAIN STACK
1/2 IN. FNPT X
1/2 IN. PVC
1/2 IN. (MINIMUM) PVC PIPE
1/2 IN. FNPT X 1/2 IN. CPVC
1/2 IN. CPVC PIPE
1/2-IN. TUBING
RATED
AT
140°F
Connect to humidifier.
Common to all
plumbing options
.
STAINLESS STEEL
SLOTTED BAND
COUPLING SIZED TO
FIT PIPE (COPPER,
PVC, CPVC)
WELD
1-1/2 IN. PVC
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