Whirlpool WAHM, Installation Instructions Manual, Page: 4 / 16

4
.
Drain Pan Connections
Horizontal Installations can be either “Right” or “Left.”
For Horizontal Right Installations, a drain pan location change is
required. Use drain connections marked “A” below.
For Horizontal Left Installations, use drain connections marked
“A” below.
Conversion to Horizontal Right
Before Conversion
1. Remove screws from the blower access cover and lift off of
the unit. Set aside.
2. Remove screws from the coil access cover and lift off of the
unit. Set aside.
3. Remove screws from the coil support bracket and lift off of
the unit. Set aside.
4. Remove the coil/drain pan assembly by lifting and sliding out.
The assembly consists of the coil, the bottom drain pan and
the side drain pan.
5. Remove the side drain pan from the coil/drain pan assembly
and install on the opposite side.
6. Reinstall the coil/drain pan assembly in the same orientation
as before by lifting and sliding into the air handler.
7. Install the coil support bracket on the opposite side of the air
handler.
A. Drain connections
B. Coil access cover
C. Blower access cover
A. Drain connections
A. Drain connections
B. Coil access cover
C. Blower access cover
Factory ready (on some models)
Drains
A
Horizontal Left
B C
A
Horizontal Right
Left to Right Airflow: Requires drain pan
location change.
Drains
Factory ready (on some models)
Drains
A
Horizontal Left
B C
A. Filter access door
B. Bottom drain pan
C. Side drain pan
D. Blower
E. Top cap
F. Coil/Drain pan assembly
(consists of coil, bottom
drain pan and side drain pan)
A. Coil support bracket
C
B
A
E
D
F
A