Product Features; Avflst42 Controls; Gas Specifications & Orifice Size; Gas Pressures - Monessen Hearth AVFLST Series Installation & Operating Instructions Manual

PRODUCT FEATURES

AVFLST42 CONTROLS

LED Switches
Control Module
Thermocouple Module
Figure 1. AVFLST42 Controls (Control Access Door Shown Open)
Monessen • AVFLST42 Installation Instructions • 4118-900 Rev. B • 05/2020
6
Aux Module
GAS SPECIFICATIONS & ORIFICE SIZE
MAX. INPUT
MODEL FUEL
AVFLST42NIP NAT.
AVFLST42PIP LP.
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
Pilot Regulator
AVFLST Vent Free Fireplace
MIN. INPUT ORIFICE
(BTU/h) (BTU/h)
37,000 24,500 2.20 mm
36,000 28,500
NATURAL PROPANE (LP)
5.0" w.c. 11.0" w.c.
10.5" w.c. 13.0" w.c.
3.5" w.c. 10" w.c.
3.5" w.c. —
SIZE
#55