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TABLE OF CONTENTS
PRODUCT SPECIFICATIONS
Important Safety Information ……..................................................................................................................3
Air For Combustion and Ventilation .……..……........................................................................…................5
Product Features ………………….....................................................................................................................7
Preparing for Installation ………......................…………………........................................................................8
Installation ………......................………………….............................................................................................12
Checking Gas Connections.......…….............................................................................................................14
Operation .....................………….....................................................................................................................16
Care And Maintenance ……..........................................................................................................................19
Troubleshooting …..……………….................................................................................................................20
Replacement Parts ………………………......................................................................................................23
WARNING: READ THE INSTALLATION & OPERATION INSTRUCTIONS
BEFORE USING THIS APPLIANCE
IMPORTANT: Read instructions and warnings carefully before starting installation. Failure to fol-
low these instructions may result in a possible re hazard and will void the warranty.
MODEL #
EW18NM EW18PM EW24NM EW24PM
Gas Type
Natural LP/Propane Natural LP/Propane
Input Rating (BTU/Hr)
Max. 29, 000 26, 000 35, 000 33, 000
Min. 10, 500 22, 000 16, 000 19, 000
Ignition Electronic Piezo Electronic Piezo Electronic Piezo Electronic Piezo
Manifold Pressure 3” W.C 8” WC. 3.5” W.C 8” WC.
Inlet Gas Pressure (** For purpose of input adjustment)
Maximum 10.5” W.C 14” W.C 10.5” W.C 14” W.C
**Minimum 5” W.C 11” W.C 5” W.C 11” W.C
MODEL #
EW18NV EW18PV EW24NV EW24PV
Gas Type
Natural LP/Propane Natural LP/Propane
Input Rating (BTU/Hr)
MAX. 32, 000 27, 000 35, 000 39, 000
MIN. 22,000 23,000 25,000 33,000
Ignition Electronic Piezo Electronic Piezo Electronic Piezo Electronic Piezo
Manifold Pressure 3.5” W.C 10” WC. 3.5” W.C 10” WC.
Inlet Gas Pressure (** For purpose of input adjustment)
Maximum
10.5” W.C 14” W.C 10.5” W.C 14” W.C
** Minimum
5” W.C 11” W.C 5” W.C 11” W.C
TABLE OF CONTENTS