Introduction - Heat & Glo SL-550TRSI-AUE Installation And Operation Instructions Manual

Framing should be constructed
of 2 X 4 lumber or heavier.
FLUE
FRAMING
HOLE
A B
37 in. 33-1/4 in.
(940mm) (845mm)
*NOTE: The center of the framing hole is one inch
(254mm) above the center of the horizontal flue pipe.
Figure 3. Framing Dimensions
CAUTION:
Measure heater dimensions, and
verify framing methods and wall covering details be-
fore framing construction begins.

1.1 INTRODUCTION

This model is designed to operate with all com-
bustion air being siphoned from the outside of the
building and all exhaust gases expelled to the
outside of the building.
WARNING: THIS UNIT IS NOT FOR USE WITH
SOLID FUEL.
These units MUST use the flue termination described
in the flueing section of the manual.
6
The framing headers
may rest on the
fireplace stand-offs.
D
E
C D*
16-1/2 in. 43-3/4 in. 23-3/8 in.
(420mm) (1111mm) (594mm)
Heat & Glo • SL-550TRSI-AUE • 2079-902 Rev. B • 7/06
B
76mm
WALL STUD
38mm
E*
The control system for this model is an electronic igni-
tion type. It consists of a gas control valve/variable regu-
lator, a pilot/sensor/electrode and an ON/OFF switch.
The controls are located behind the access door. Ro-
tate the door down to open. See Figure 1.
Minimum inlet gas supply pressure for purpose of input
adjustment is 4.5 inches w.c. (1.13kPa) for natural gas
and 11 inches w.c. (2.75kPa) for propane. Manifold (out-
let) pressures should be set at 3.5 inches w.c. (.8kPa)
for natural gas models and 9.5 inches w.c. (2.36kPa) for
propane models.
C
A
NON-COMBUSTIBLE ZONE
IS DEFINED BY 76MM ABOVE THE
ELBOW FOR THE ENTIRE
WIDTH AND DEPTH (BEHIND THE
FRONT HEADER) OF THE FIREBOX.