HearthStone 8323 User manual

Hearthstone Quality Home Heating Products, Inc. ®
Stowe Model 8323
Manual: 6400-40449
R: 6/1/2015
Stowe
(Model 8323)
GAS-FIRED DIRECT-VENT HEATER
Owner's Manual
Installation & Operating
Instructions
Read This Manual in Its Entirety
Operate And Maintain This Gas Heater
According To This Instruction Manual.
SAVE THESE INSTRUCTIONS!
WARNING: FOLLOW THE INFORMATION IN
THESE INSTRUCTIONS EXACTLY, IF NOT, A FIRE
OR EXPLOSION MAY RESULT CAUSING
PROPERTY DAMAGE, PERSONAL INJURY OR
LOSS OF LIFE.
WARNING: DO NOT STORE OR USE GASOLINE
OR ANY OTHER FLAMMABLE VAPORS AND
LIQUIDS NEAR THIS OR ANY OTHER GAS
APPLIANCE.
WHAT TO DO IF YOU SMELL GAS:
Do not try to light any appliance.
Do not touch electrical switches; do not use the phone
in your building.
Immediately call your gas supplier from a phone
outside the structure. Follow your gas supplier’s
instructions.
If you cannot reach your gas supplier, call the fire
department or 911.
A qualified installer, service agency, or gas supplier must
perform installation and service of this appliance. In the
Commonwealth of Massachusetts, all installation of gas
lines and gas fittings must be performed by a licensed gas
fitter or licensed plumber.
AVERTISSEMENT: ASSUREZ-VOUS DE BIEN
SUIVRE LES INSTRUCTIONS DONNÉ DANS
CETTE NOTICE POUR RÉDUIRE AU MINIMUM LE
RISQUE D’INCENDIE OU POUR ÉVITER TOUT
DOMMAGE MATÉERIEL, TOUTE BLESSURE OU
LA MORT.
AVERTISSEMENT: NE PAS ENTRESPOSER NI
UTILISER D’ESSENCE NI D’AUTRE VAPERURS
OU LIQUIDES INFLAMMABLES DANS LE
VOISINAGE DE CET APPRAREIL OU DE TOUT
AUTRE APPAREIL.
QUE FAIRE SI VOUS SENTEZ UNE ODEUR DE GAZ:
Ne pas tenter d’allumer d’appareil.
Ne touchez à aucun interrupteur. Ne pas vous servir
des téléphones se trouvant dans le batiment où vous
vous trouvez.
Appelez immédiatement votre fournisseur de gaz
depuis un voisin. Suivez les instructions du
fournisseur.
Si vous ne pouvez rejoindre le fournisseur de gaz,
appelez le service dos incendies.
L’installation et service doit être exécuté par un qualifié
installer, agence de service ou le fournisseur de gaz.

Hearthstone Quality Home Heating Products, Inc. Stowe 3 Model 8323
2
NOTE ON BATTERY INSTALLATION IN RECEIVER
Please refer to pages 31 –38 of this manual for operation of Maxitrol GV-60 gas control system. The following
illustration is intended only to identify component location and receiver removal for installation of the 4 AA
batteries included in your stove. To install batteries in the receiver: Remove control cover panel, locate and
grasp receiver body. Pull receiver straight forward from the mounting bracket firmly but slowly. As soon as the
receiver can be rotated free of the mounting clip, turn over counter-clockwise until battery cover can be
accessed. Remove battery access cover and install supplied batteries as indicated in the receiver. Reverse
procedure to re-install receiver (see page 40).

Hearthstone Quality Home Heating Products, Inc. Stowe 3 Model 8323
3
Information Sheet
Use this page to record all relevant information concerning the purchase, installation, and maintenance of your
Stowe Model 8323 Direct -Vent heater. This information will facilitate servicing, purchase of replacement parts,
and warranty claims (if necessary). Keep your original receipt in a safe place as proof of purchase.
Serial Number:
Fuel type:
Natural Gas
Liquid Propane
Sold by:
Date of Purchase:
Address:
Phone:
E-mail
Website:
Installed by:
Date of Installation:
Address:
Phone:
E-mail
Website:
Gas Supplier:
Address:
Phone:
E-mail
Website:
Read this Owner’s Manual before installing, or operating your STOWE. Retain this manual for future
reference.
SERVICE RECORD
Date
Who Performed Work
Work Performed
Notes:
WHAT WHEN
Firebox Cleaning............. annually
Glass Cleaning................ as needed
Door Gasket.................... Replacement as needed

Hearthstone Quality Home Heating Products, Inc. Stowe 3 Model 8323
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Table of Contents
SPECIFICATIONS.................................................................................................................................................... 5
INTRODUCTION…………………………………………………………………………………………………………….. 6
SAFETY INFORMATION ........................................................................................................................................... 6
INSTALLATION PREPARATION................................................................................................................................. 9
Codes.....................................................................................................................................................................9
Items Required for Installation................................................................................................................................ 9
Packing List............................................................................................................................................................9
Unpacking and Inspection......................................................................................................................................9
CLEARANCES TO COMBUSTIBLES......................................................................................................................... 11
Clearance to Combustibles ..............................................................................................................................….11
Hearth Requirement/Floor Protection................................................................................................................... 11
VENTING INFORMATION........................................................................................................................................ 12
Venting Components............................................................................................................................................ 12
Minimum Venting Installation Instructions ............................................................................................................ 14
ELECTRICAL SYSTEM INFORMATION ..................................................................................................................... 18
GAS SUPPLY &CONNECTIONS............................................................................................................................. 19
Gas Connections.................................................................................................................................................. 20
Initial Leak Check……………………………………………………………………………………………………………20
Pre-Ignition Checks ...….……………………………………………………………………………………………..21
Leak Check……..……………………………………………………………………………………………………………..22
Initial Lighting Instructions…………………………………………………………………………………………..22
Manual/Optional Remote Ignition Instructions………………………………………………………………………………22
Pilot Adjustment………………………………………………………………………………………………………………...23
Outlet Pressure Adjustment…………………………………………………………………………………………………...23
Minimum Flow Adjustment…………………………………………………………………………………………………….24
LP Conversion………………………………………………………………………………………………………………….24
Firebox/Log Set Placement….……………………………………………………………………………………….27
Installation……………………………………………………………………………………………………………………….27
Removal………………………………………………………………………………………………………………………...29
Air Shutter……………………………………………………………………………………………………………………….29
Restrictor………………………………………………………………………………………………………………………..30
MAXITROL GV60 CONTROL SYSTEM FEATURES ................................................................................................... 31
Manual Operation……………………………………………………………………………………………………………32
Remote Control Operation (optional).................................................................................................................... 33
ROUTINE MAINTENANCE AND CARE...................................................................................................................... 39
PARTS LIST......................................................................................................................................................... 42
TROUBLESHOOTING............................................................................................................................................. 43
RATING LABEL .................................................................................................................................................... 45
WARRANTY......................................................................................................................................................... 46

Hearthstone Quality Home Heating Products, Inc. Stowe 3 Model 8323
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SPECIFICATIONS
LISTED:Gas-Fired Direct-Vent Fireplace Heater
Model: Stowe Direct-Vent Gas Fireplace
Heater (8323)
Testing Agency: Intertek Testing Services
NA, Inc. (ITS)
Tested to: ANSI Z21.88-2014, CSA 2.33
2014, CAN/CGA2.17-M91
Certified for Canada, CSA P.4.1
Approved for Mobile Home Installation (see
page 8)
Certified for use by:
Board of State Examiners of Plumbers & Gasfitters
100 Cambridge Street, Room 1511
Boston, MA 02202
www.mass.gov
Figure 1 -Model 8323 Dimensions
Specification
NG
LP
INPUT RATING (Btu/hr) 0-2000 ft
22,400
22,400
INPUT RATING (Btu/hr) 2000-4500 ft
21,000
22,400
ORIFICE SIZE (DMS) 0-2000 ft
43
55
ORIFICE SIZE (DMS) 2000-4500 ft
44
55
MANIFOLD PRESSURE - LO SETTING (in. W.c./kpa)
1.2/0.30
4.1/1.02
MANIFOLD PRESSURE - HI SETTING (in. W.c./kpa)
3.4/0.85
10.4/2.59
INLET PRESSURE - MINIMUM (in.w.c./kpa)
5.0/1.25
12.0/2.99
INLET PRESSURE –MAXIMUM (in.wc./kpa)
11.0/2.74
13.8/3.45
MINIMUM INPUT RATING LO SETTING (btu/hr)
13,000
14,000