Carrier 59MN7B - Installation; Installation Notice

19
Air gap here
Open standpipeLQKLJK
PLQLPXP for coilor
humidifier drain
TEE
(1/2” CPVC to 3/4” PVC
adapter from loose parts bag.)
To open drain
&RLORUKXPLGLILHUGUDLQ
ZKHQXVHG
+
+
+
Condensing
Furnace
-
-
-
-
-
ÄÄÄÄÄÄÄÄÄÄ
ÄÄÄÄÄÄÄÄÄÄ
ÄÄÄÄÄÄÄÄÄÄ
ÄÄÄÄÄÄÄÄÄÄ
ÄÄÄÄÄÄÄÄÄÄ
ÄÄÄÄÄÄÄÄÄÄ
ÄÄÄÄÄÄÄÄÄÄ
Evaporator Coil
+
+
+
< +
< +
< +
+
Blower
-
3/4” PVC
3/4
3/4
3/4
3/4
+ = Positive pressure
< + = Pressure lower than areas with +
ï = Negative pressure
+
3/4” PVC
DIRECTION
OF
AIRFLOW
+
+
+
3/4
Open standpipeLQKLJKPLQLPXP
Air gap required when
another drain is connected
to furnace drain.
+
TEE
(1/2” CPVC to 3/4” PVC
adapter from loose parts bag.)
+
+
+
Condensing
Furnace
ï
ï
ï
ï
ï
Evaporator Coil
+
+
+
< +
< + < +
+
Blower
ï
3/4” PVC
3/4
1/2”CPVCorlarger*
+
= Positive pressure
< +
= Pressure lower than areas with +
( = Negative pressure
+
3/4” PVC
DIRECTION OF AIRFLOW
+
+
+
+
3/4
3/4
3/4
3/4
Open
standpipe
(Optional
when coil drain
is
not
connected to
furnace
drain.)
Recommend “T” fitting
standpipe of same
diameteror larger
H[WHQGLQJXSZDUG
ZLWKPLQLPXPLQFKhigh
+
+
+
Condensing
Furnace
-
-
-
-
-
Evaporator
ÄÄÄÄÄÄÄÄÄ
Coil
ÄÄÄÄÄÄÄÄÄ
+
ÄÄÄÄÄÄÄÄÄ
+
ÄÄÄÄÄÄÄÄÄ
+
ÄÄÄÄÄÄÄÄÄ
ÄÄÄÄÄÄÄÄÄ
+
ÄÄÄÄÄÄÄÄÄ
< +
< +
< +
+
Blower
-
3/4” PVC
3/4
3/4
3/4
3/4
3/4
3/4
+ = Positive pressure
< + = Pressure lower than areas with +
ï = Negative pressure
3/4” PVC
Open standpipe
(Optional when coil drain is
not connected to furnace
drain.)
TEE
(1/2” CPVC to 3/4” PVC
adapter from loose parts bag.)
DIRECTIONOFAIRFLOW
A170135
Fig. 17 -- Example of Field Drain Attachment
INSTALLATION
This furnace is certified to leak 2% or less of nominal air
conditioning CFM delivered when pressurized to 1--in. water
column with all present air inlets, including bottom closure in
upflow and horizontal applications, air outlets, and plumbing
and electrical ports sealed.
NOTICE
LEVEL 0-IN. (0 MM) TO
1/2-IN. (13 MM) MAX
UPFLOW OR
DOWNFLOW
HORIZONTAL
MIN 1/4-IN. (6 MM) TO
1/2-IN. (13 MM) MAX
A11237
Fig. 18 -- Furnace Pitch Requirements