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NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
LENNOX MERIT
®
SERIES B-VENT GAS FIREPLACES • 42" LMBV MODELS • INSTALLATION INSTRUCTIONS
Gas Conversion Kits
In Canada
THE CONVERSION SHALL BE CARRIED OUT
IN ACCORDANCE WITH THE REQUIREMENTS
OF THE PROVINCIAL AUTHORITIES HAVING
JURISDICTION AND IN ACCORDANCE WITH
THE REQUIREMENTS OF THE CAN1-B149.1
AND .2 INSTALLATION CODE.
LA CONVERSION DEVRA ÊTRE EFFECTUÉE
CONFORMÉMENT AUX RECOMMANDATIONS
DES AUTORITÉS PROVINCIALES AYANT JURI-
DICTION ET CONFORMÉMENT AUX EXIGENCES
DU CODE D'INSTALLATION CAN1-B149.1 ET.2.
Gas conversion kits are available to adapt your
appliance from the use of one type of gas to the
use of another. These kits contain instructions
and all the necessary components needed to
complete the task including labeling that must
be affixed to ensure safe operation.
Kit part numbers are listed below and the fol-
lowing steps detail the conversion procedure.
Millivolt Conversion Kits
H5707 — Natural to Propane
H5708 — Propane to Natural
Electronic Conversion Kits
H5709 — Natural to Propane
H5710 — Propane to Natural
Step 3. Locate the screws securing the burner
(tray) to the appliance. Remove the burner and
retain the securing screws.
Millivolt Appliances
Step 4. Refer to Figure 24 and the instruc-
tions provided with the kit. Using a Torx T20,
remove and discard the three pressure regulator
mounting screws. Remove the pressure regu-
lator, spring, poppet, diaphragm and bushing.
Discard all removed components.
Ensure the rubber gasket installed on the back of
the replacement pressure regulator is properly
positioned and install the new pressure regula-
tor using the new screws supplied with the kit.
Tighten screws to 25 In. lb. torque.
Figure 24
Figure 25
Pressure
Regulator
Remove
These
Components
Pilot
Orifice
Step 1. Turn off the gas supply to the appli-
ance. Remove the front glass door/frame (if
used) from the appliance. Access the control
compartment.
Step 2. Carefully remove the logs. Exercise
care as not to break the logs.
WARNING: THIS CONVERSION KIT SHALL BE
INSTALLED BY A QUALIFIED SERVICE AGENCY
IN ACCORDANCE WITH THE MANUFACTURER'S
INSTRUCTIONS AND ALL APPLICABLE CODES AND
REQUIREMENTS OF THE AUTHORIZED AGENCY
HAVING JURISDICTION. IF THE INFORMATION
IN THESE INSTRUCTIONS IS NOT FOLLOWED
EXACTLY, A FIRE, EXPLOSION OR PRODUCTION
OF CARBON MONOXIDE MAY RESULT CAUSING
PROPERTY DAMAGE, PERSONAL INJURY OR LOSS
OF LIFE. THE INSTALLATION IS NOT PROPER
AND COMPLETE UNTIL THE OPERATION OF THE
CONVERTED APPLIANCE IS CHECKED AS SPECI-
FIED IN THE OWNER INSTRUCTIONS SUPPLIED
WITH THE KIT.
AVERTISSEMENT: CET ÉQUIPEMENT DE CONVERSION
SERA INSTALLÉ PAR UNE AGENCE QUALIFIÉE DE
SERVICE CONFORMÉMENT AUX INSTRUCTIONS DU
FABRICANT ET TOUTES EXIGENCES ET CODES APPLI-
CABLES DE L'AUTORISÉS AVOIR LA JURIDICTION. SI
L'INFORMATION DANS CETTE INSTRUCTION N'EST PAS
SUIVIE EXACTEMENT, UN FEU, EXPLOSION OU PRODUC-
TION DE PROTOXYDE DE CARBONE PEUT RÉSULTER LE
DOMMAGES CAUSER DE PROPRIÉTÉ, PERTE OU BLES-
SURE PERSONNELLE DE VIE. L'AGENCE QUALIFIÉE
DE SERVICE EST ESPONSABLE DE L'INSTALLATION
PROPRE DE CET ÉQUIPMENT. L'INSTALLATION N'EST
PAS PROPRE ET COMPLÉTE JUSQU'À L'OPÉRATION
DE L'APPAREIL CONVERTI EST CHÉQUE SUIVANT LES
CRITÈRES ÉTABLIS DANS LES INSTRUCTIONS DE PRO-
PRIÉTAIRE PROVISIONNÉES AVEC L'ÉQUIPEMENT.