American National Standard (ANSI-119.2/ NFPA-501C) for all recreational vehicle installations.

CANADA: CAN/CGA-B149.1 and .2–M00 National Standard of Canada. (NSCNGPIC)

GENERAL INFORMATION

M a n u f a c t u r e r Wa r r a n t y - O w n e r ’s Responsibilities

It is the sole responsibility of the homeowner to make certain the gas furnace has been correctly set up and converted to the proper fuel (L.P. gas or Natural gas) and adjusted to operate properly. All gas furnaces are manufactured for Natural gas and must be fi eld converted when using L.P. gas.

CAUTION:

Do Not alter or modify this furnace or any of its components.

Never attempt to repair damaged or inoperable components. This may cause unsafe operation, ex- plosion, fire and/or asphyxiation.

If furnace malfunctions or does not operate properly, contact a qualified service agency or gas utility for assistance.

A warranty certifi cate with full details is included with these instructions. However, NORDYNE will not be responsible for any costs found necessary to correct problems due to improper setup, improper installation, furnace adjustments, improper operating procedure on the part of the user, etc. Carefully review these responsibilities with your manufactured housing dealer, service company or gas supplier.Some specific examples of service calls which cannot be included in warranty payments are:

Converting the furnace to use another type of gas.

Repairing duct work in the home found to be faulty.

Correcting wiring problems in the electrical circuit supplying the furnace.

Resetting circuit breakers, blown fuses or other switches.

Correcting problems due to improper gas supply pressure to the furnace.

Providing instructional training on how to light and operate the furnace.

Furnace problems caused by installation of an air conditioner, heat pump or other air comfort devices.

Adding a Roof Jack extension because of unusual wind and/or snow conditions.

Revising installation of the furnace flue assembly (Roof Jack).

Adjusting or calibrating of thermostat.

Any construction debris which falls into fl ue system.

Minimum Clearances

This heating appliance must be installed with clearances not less than the minimums listed in Table 1. This furnace must be installed with ample clearance for easy access to the air fi lter, blower assembly, burner assembly, controls, and vent connections. See Figures 1 - 3 (page 6).

The dimensions of the room or alcove must be able to accommodate the overall size of the furnace and the installation clearances listed in Table 1 and in Figure 4 (page 6).

Alcove installations: minimum 18” clearance at front of furnace shall be provided for future servicing. A removable access panel should be installed between top of the furnace door frame and the ceiling.

Closet installations must use a louvered door having a minimum free area of 235 sq.in.when located 6” from furnace or 390 sq. in. for 5 ton ready M1/M5 furnaces. For special clearance between 1”and 6”, requirements are a louvered door with a minimum of 250 sq. in. free area, with the openings in the closet door in line with the louvered openings in the furnace door. A fully louvered closet door may be used. See Circulating Air Requirements (page 7).

ALL MODELS

CLOSET

ALCOVE

 

 

 

 

Front

6”

 

18”

 

 

 

 

Back

0”

 

0”

Sides

0”

 

0”

Roof Jack

0”

 

0”

Top

6”

 

6”

 

 

 

 

Top and Sides of Duct

0”

 

0”

 

 

 

 

Bottom of Duct

 

 

 

B Cabinet

0”

 

0”

A Cabinet

0”

 

0”

(w/ coil box)

 

 

 

 

 

 

 

 

A Cabinet

1/4”

 

1/4”

(w/o coil box)

 

 

 

 

 

 

 

 

Table 1. Minimum Clearances

 

5

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Nordyne AND M5S, SERIES M1B installation instructions General Information, Minimum Clearances, ALL Models Closet Alcove