International comfort products R9MSB0801716 Installation Instructions Manual page 20

INSTALLATION INSTRUCTIONS
Example of Field Drain Attachment cont.
Evaporator Coil
Ä Ä Ä Ä Ä Ä Ä Ä Ä
+
Ä Ä Ä Ä Ä Ä Ä Ä Ä +
Ä Ä Ä Ä Ä Ä Ä Ä Ä
Ä Ä Ä Ä Ä Ä Ä Ä Ä
+
Ä Ä Ä Ä Ä Ä Ä Ä Ä
Ä Ä Ä Ä Ä Ä Ä Ä Ä
Ä Ä Ä Ä Ä Ä Ä Ä Ä
Condensing
+ Furnace
+
+
-
Blower
-
- -
-
+ = Positive pressure
< + = Pressure lower than areas with +
= Negative pressure
CAUTION
!
CUT HAZARD
Failure to follow this caution may result in personal
injury.
Sheet metal parts may have sharp edges or burrs. Use
care and wear appropriate protective clothing, safety
glasses and gloves when handling parts, and servicing
furnaces.
Figure 14 − Knockout Removal
20
Open standpipe
(Optional when coil drain is
3/4" PVC
not connected to furnace
drain.)
3/4
+ +
3/4
3/4
3/4" PVC
TEE
3/4
(1/2" CPVC to 3/4" PVC
adapter from loose parts bag.)
< +
< +
< +
3/4
-
3/4
L14F027
L12F019
Specifications subject to change without notice.
INSTALL CLAMPS ON DRAIN ELBOW
ATTACH DRAIN ELBOW TO CONDENSATE
DRAIN TRAP
PULL DRAIN STUB
THROUGH CASING
OPEN SPRING CLAMP
INSERT FACTORY−SUPPLIED 1/2−IN. CPVC
TO 3/4−IN. PVC ADAPTER OR 1/2−IN. CPVC PIPE
*CLAMP MAY BE LOCATED ON OUTSIDE OF DRAIN ELBOW
Figure 15 − Formed Rubber Drain Grommet
Figure 16 − Modify Rubber Drain Elbow
Gas Furnace: R9MSB
L12F022
A11581
440 01 6001 05