Product Features; Avfl42 Controls; Gas Specifications & Orifice Size; Gas Pressures - Monessen Hearth AVFL42NTSC Installation & Operating Instructions Manual

PRODUCT FEATURES

AVFL42 CONTROLS

Thermocouple
Module
Command Center
Control Board
AC Module
Figure 1 –
AVFL42 Controls (Control Access Door Shown Open)
FP3020
AVFL controls
Monessen • AVFL42 Installation Instructions • 20305467 Rev. B • 02/17
GAS SPECIFICATIONS & ORIFICE SIZE
MODEL
AVFL42NTSC
AVFL42PTSC
NOTE: For LP models an external regulator is required
to reduce supply pressure to a maximum of 13" w.c.

GAS PRESSURES

Inlet Minimum
Inlet Maximum
Regulator Pressure
Setting
FP3020
Pilot Regulator
AVFL Vent Free Fireplace
MAX. INPUT MIN. INPUT
FUEL (BTU/h) (BTU/h)
NAT. 37,000 24,500
LP. 36,000 28,500
NATURAL
5.0" w.c.
10.5" w.c.
3.5" w.c.
3.5" w.c.
ORIFICE
SIZE
2.20 mm
#55
PROPANE (LP)
11.0" w.c.
13.0" w.c.
10" w.c.
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