ubbases,orCombusF,oorsD,mens,ons.ble

iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii

 

 

 

 

 

 

 

 

 

Subbase

for Combustible

Subbase

for

Combustible

 

Opening

In Floor

Opening

In Base

Typical

Plenum

Floor

Dimensions

 

For Plenum

Dimensions

Floors

Part

Number

 

 

 

 

 

 

 

M

N

P

R

S

T

 

 

H*

J_

 

K**

 

Furnace

Subbase

 

 

 

 

 

 

 

 

 

 

NAHHOOISB

1511/16

283/4

149/16

16

161/4

145/8

15

131/2

15

131/2

NAHHOO2SB

195/16

283/4

183/16

16

16114

18114

15

171/8

15

171/8

NAHHOO3SB

225/16

283/4

2113/16

16

161/4

21 t/8

15

193/4

15

193/4

NAHHOIOSB

24J/4

28J/4

23u/16

16]/4

161/4

23b/8

15

221/2

15

221/2

Subbase

for

Coil Cabinets

 

 

 

 

 

 

 

 

 

 

NAHHOO4SB

15]]/16

20u/16

14u/16

16]/4

161/4

145/8

15

13]/2

15

131/2

NAHHOO5SB

195/16

209/16

183/16

161/4

161/4

181/4

15

171/8

15

171/8

NAHHOO6SB

23

209/16

2113/16

161/4

161/4

21 t/8

15

193/4

15

193/4

NAHHOO9SB

24]]/16

20u/16

23u/16

16

161/4

23_/8

15

22]/2

15

221/2

Outside Dimension

_ Base Spacer Side To Side

3.Set the base over the opening in the floor, centering it over

the opening. Fasten the base to the

floor

with screws or

Coil Cabinet

Subbase

nails. See Figure 37, Figure 38 and

Figure

39.

 

 

Furnace Subbase

s

Plenum

Combustible

Floor Base

25-20-46

A - 4 1/4" Minimum clearance from back of hole to wall or other obstruction.

4, Drop the plenum through the opening in the base. The

flange of the plenum should rest on top of the subbase.

5.Position furnace or coil cabinet and furnace on subbase so it aligns between the locating tabs.

Plenum

Combustible

Floor Base

/

i

Wood c o;

This subbase for combustible floors has been designed so that

the height of the subbase raises the downflow coil off the floor to

allow easy installation of the condensate drain. See Figure 40.

44001 111400

[_

Page 37
Image 37
Sears N9MP1, N9MP2, 9MPD manual Furnace Subbase, Coil Cabinet

9MPD, N9MP1, N9MP2 specifications

The Sears N9MP2, N9MP1, and 9MPD are prominent models in the realm of residential heating systems, specifically designed to provide efficient and effective heating solutions. These models are part of Sears' commitment to quality and innovation, making them a popular choice among homeowners seeking reliability and performance.

The N9MP2 is a high-efficiency multi-speed gas furnace that boasts an impressive AFUE (Annual Fuel Utilization Efficiency) rating. This feature allows the furnace to convert a significant portion of fuel into usable heat, which effectively translates to lower energy bills for homeowners. The unit is equipped with a two-stage gas valve that provides increased comfort by adjusting the heating output based on demand, ensuring an even temperature throughout the home.

The N9MP1, like its counterpart, is known for its reliability and efficiency. It offers a single-stage operation that is ideal for homes needing consistent heating without the necessity for the more complex stages present in two-stage systems. This model also has a good AFUE rating, making it a cost-effective solution for families looking to reduce their heating expenses. Its design is tailored for easy installation and maintenance, allowing homeowners to keep their heating systems running at optimal performance without hassle.

The 9MPD model takes a step further with its advanced technology integration. It features a sophisticated control board that allows for easier diagnostics and enhanced system management. The 9MPD is also designed with quiet operation in mind, employing advanced sound-reduction technologies to minimize noise levels during heating cycles. Homeowners will appreciate the peace and quiet it brings, particularly in shared living spaces.

All three models are equipped with high-quality insulation and specialized heat exchangers that enhance their thermal efficiency. Additionally, they are designed with safety features such as automatic shut-off systems and robust flame rollout protection, ensuring a safe heating experience.

In terms of characteristics, these models are generally constructed with durable materials, designed to endure harsh weather conditions while providing consistent heating. They can be connected to various home automation systems, which adds to their appeal for tech-savvy consumers.

In conclusion, the Sears N9MP2, N9MP1, and 9MPD represent a comprehensive lineup of reliable, efficient, and technologically advanced heating systems suitable for contemporary homes. Their dedication to performance ensures that homeowners enjoy a warm and energy-efficient environment throughout the chilly seasons.