Product Features And Specifi Cations; Natural Gas; Propane/Lpg; Ignition Controls - Monessen Hearth NB18 Installation And Operating Instructions Manual

PRODUCT FEATURES

NATURAL GAS

NOTE: An external regulator is required to reduce supply pressure to a maximum of 10
natural gas systems operating at higher pressure.
MILLIVOLT
Regulator Pressure Setting: 3.5" w.c.
Pilot Regulator:
Gas Inlet Pressure:

PROPANE/LPG

Note: An external regulator is required to reduce supply pressure to a maximum of 13" w.c.
MILLIVOLT
Regulator Pressure Setting: 10" w.c
Gas Inlet Pressure:

IGNITION CONTROLS

Piezo ignitor allows ignition of the pilot without the use of matches or batteries.
Millivolt control has four (4) positions:
- All gas to the gas logs is shut off at the valve.
OFF
- Valve position to light/maintain a standing pilot.
IGN
- Valve position to turn ON/OFF log set with remote switch/thermostat.
ON
- Variable position to control flame height (heat output).
LOW/HI

PILOT/ODS

The gas log heater is fitted with a specially designed safety pilot (ODS assembly) which senses the amount of oxygen avail-
able in the room and shuts the gas log heater off if the oxygen level begins to drop below a satisfactory level. The pilot can
only be relit when adequate fresh air is available.

THERMAL GENERATOR

The millivolt gas log pilot is fitted with a Millivolt (thermopile) generator to provide power for remote activation.
6
SPECIFICATIONS
AND
3.5" w.c.
1
Max 10 / " w.c.
2
Min. 5" w.c.
Max. 13" w.c.
Min. 11" w.c.
Model Number Control
NB18NV Millivolt
NB24NV Millivolt
Model Number Control
NB18PV Millivolt
NB24PV Millivolt
1
/ " W.C. on
2
Gas Rate
Max BTU/Hr Min BTU/Hr
28,000 19,000
37,000 25,000
Gas Rate
Max BTU/Hr Min BTU/Hr
27,000 22,000
36,000 28,000
81D0107