Introduction; Codes And Standards; Safety - International comfort products F8MVL Installation Instructions Manual

INTRODUCTION

F8MVL & G8MVL 4−way multipoise Category I fan−assisted
furnace is CSA (formerly A.G.A. and C.G.A.) design−certified.
A Category I fan−assisted furnace is an appliance equipped
with an integral mechanical means to either draw or force
products of combustion through the combustion chamber
and/or heat exchanger. The furnace is factory−shipped for use
with natural gas. This furnace is not approved for installation in
mobile homes, recreational vehicles, or outdoors.
Figure 3 − Return Air Temperature
4
Figure 2 − Clearances to Combustibles
This furnace is designed for minimum continuous return−air
temperature of 60_F (15_C) db or intermittent operation down
to 55_F (13_C)db such as when used with a night setback
thermostat. Return−air temperature must not exceed 80_F
(27_C) db. Failure to follow these return−air temperature limits
may affect reliability of heat exchangers, motors, and controls.
(See Figure 3)
For accessory installation details, refer to the applicable
instruction literature.
NOTE: Remove all shipping brackets and materials before
operating the furnace.
80_F/27_C
Follow all national and local codes and standards in
addition to these instructions. The installation must comply
with regulations of the serving gas supplier, local building,
heating, plumbing, and other codes. In absence of local
codes, the installation must comply with the national codes
listed below and all authorities having jurisdiction.
In the United States, follow all codes and standards for the
following:

Safety

60_F/16_C
NFPA 54/ANSI Z223.1−2012 and the Installation Standards,
Warm Air Heating and Air Conditioning Systems ANSI/NFPA
90B .
A06745
Specifications are subject to change without notice.

CODES AND STANDARDS

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