Bryant 355MAV instruction manual Clearancesto Combustibles, Installation

Models: 355MAV

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INSTALLATION

INSTALLATION

This forced air furnace is equipped for use with natural gas at altitudes 0 - 10,000 ft (0 - 3,050m).

An accessory kit, supplied by the manufacturer, shall be used to convert to propane gas use or may be required for some natural gas applications.

This furnace is for indoor installation in a building constructed on site. This furnace may be installed in a manufactured (mobile) home when stated on rating plate and using factory authorized kit.

This furnace may be installed on combustible flooring in alcove or closet at minimum clearance from combustible material.

This appliance requires a special venting system. Refer to the installation instructions for parts list and method of installation. This furnace is for use with schedule-40 PVC, PVC-DWV, or ABS-DWV pipe, and must not be vented in common with other gas-fired appliances. Construction through which vent/air intake pipes may be installed is maximum 24 inches (600 mm), minimum 3/4 inches (19 mm) thickness (including roofing materials).

Furnace must be installed level, or pitched forward within 1/2 inch of level for proper drainage. Failure will result in equipment or property damage. See Installation Manual for IMPORTANT unit support details on horizontal applications.

LEVEL (0")

TO

1/2" MAX

UPFLOW OR DOWNFLOW

FRONT

LEVEL (0")

TO

1/2" MAX

FRONT

HORIZONTAL

MINIMUM INCHES CLEARANCE TO COMBUSTIBLE CONSTRUCTION

This furnace is approved for UPFLOW, DOWNFLOW and HORIZONTAL installations.

ALL POSITIONS:

*Mimimum front clearance for service 30 inches (762mm).

DOWNFLOW POSITIONS:

For installation on combustible floors only when installed on special base No. KGASB0201ALL, Coil Assembly, Part No. CD5 or CK5, or Coil Casing, Part

No. KCAKC.

HORIZONTAL POSITIONS:

§Clearance shown is for air inlet and air outlet end. Line contact is permissible only between lines

formed by intersections of top and two sides of furnace jacket, and building joists, studs, or framing.

Ø120 size Furnace require 1 inch bottom clearance to combustible materials.

325400-201 REV. A

(LIT. TOP)

Clearance arrows do not change with furnace orientation.

0"

B A C K

 

 

E

 

D

I

 

S

 

 

§0"

 

 

Clearance in inches.

1"

TOP/PLENUM

 

 

 

 

 

 

 

 

E

0" §

 

 

 

 

 

 

 

 

D

 

 

 

 

 

 

 

 

 

I

 

 

 

 

 

 

E

 

 

S

 

 

 

 

 

 

C

 

 

 

 

 

 

 

 

 

 

A

 

 

 

 

 

 

 

 

 

 

 

N

 

 

 

 

 

 

 

 

 

 

R

 

 

 

 

 

 

 

 

 

U

 

 

 

 

 

 

 

 

 

 

F

 

 

 

 

T

 

 

 

 

 

 

 

 

 

N

 

 

 

 

 

 

 

 

 

O

 

 

 

 

 

 

 

 

 

R

 

 

 

 

 

 

 

 

 

 

F

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S E R VI

C E

*

 

 

F R

O N

 

 

 

 

 

 

 

T

 

 

 

 

30

 

 

 

 

 

 

3"

 

 

 

MIN

 

 

 

 

 

 

 

 

 

 

 

BOTTOM

 

 

 

 

 

 

 

 

 

 

 

0"

ØVent clearance to

combustibles 0".

A99103

Fig. 3—Clearances to Combustibles

INSTALLER PACKET INCLUDES:

Installation, Startup, and Operating Instructions

Service and Maintenance Instructions

User’s Information Manual

Warranty Certificate

Loose Parts Bag includes:

Quantity

Pressure tube extension

1

Collector Box or condensate trap extension tube

1

Inducer housing drain tube

1

1/2-in CPVC street elbow

2

Drain tube coupling

1

Drain tube coupling grommet

1

Vent and combustion-air pipe support

2

Combustion-air pipe perforated disk assembly

1

Condensate trap hole filler plug

3

Vent and combustion-air intake hole filler plug

2

Before installing the furnace in Canada, refer to the current edition of the NSCNGPIC. Contact Standard Sales CSA International, 178 Rexdale Boulevard, Etobicoke, (Toronto) Ontario, Canada M9W 1R3.

Installation must comply with regulations of serving gas supplier and local building, heating, plumbing or other codes in effect in the area in which installation is made. In absence of local codes, installation must comply with the NFGC in the United States and the NSCNGPIC in Canada.

These instructions cover minimum requirements for a safe installation and conform to existing national standards and safety codes. In some instances, these instructions exceed certain local codes and ordinances, especially those that may not have kept pace with changing residential construction practices. We require these instructions as a minimum for a safe installation.

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Bryant 355MAV instruction manual Clearancesto Combustibles, Installation