kozy heat SP-34-L User manual

English and French installation manuals are available through your
local dealer. Visit our website www.kozyheat.com.
Les manuels d’installation en français et en anglais sont disponibles
chez votre détaillant local. Visitez www.kozyheat.com.
HUSSONG MANUFACTURING CO., INC.
S P - 3 4 - L
S P - 3 4 - M V
Models #SP-34-L & #SP-34-MV
Direct Vent Gas Fireplaces
Hussong Mfg. Co., Inc.
SP-34-L & SP-34-MV Report No: 19-553
INSTALLATION AND
OPERATION MANUAL
Rev. 9, April 2022
Starting Serial Number:
22 85450 26
flammable vapors and liquids in the vicinity
WHAT TO DO IF YOU SMELL GAS
•Do not try to light any appliance.
•Do not touch any electrical switch; do
not use any phone in your building.
•Leave the building immediately.
•Immediately call your gas supplier from
a neighbor’s phone. Follow the gas
supplier’s instructions.
•If you cannot reach your gas supplier,
call the fire department.
Installation and service must be performed
WARNING:
FIRE OR EXPLOSION HAZARD
Failure to follow safety warnings exactly
could result in serious injury, death, or
property damage.
HOT GLASS WILL
CAUSE BURNS
DO NOT TOUCH GLASS
UNTIL COOLED
NEVER ALLOW CHILDREN
TO TOUCH GLASS
A barrier designed to reduce the risk of burns
from the hot viewing glass is provided with this
appliance and shall be installed for the protection
of children and other at-risk individuals.
DANGER
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
This appliance may be installed in
an aftermarket, permanently located,
manufactured home (USA only) or mobile
home, where not prohibited by local codes.
This appliance is only for use with the type of
gas indicated on the rating plate. This
appliance is not convertible for use with other
gases, unless a certified kit is used.

HOMEOWNER REFERENCE INFORMATION 3
#SP-34 L & MV R.9 April 2022
Hussong Mfg. Co., Inc. • Kozy Heat Fireplaces
CONGRATULATIONS!
We welcome you as a new owner of a Kozy Heat gas fireplace. Kozy Heat products are designed with
superior components and materials and assembled by trained craftsmen who take pride in their work.
To ensure you receive a quality product, the burner and valve assembly are 100 percent test-fired, and
the complete fireplace is thoroughly inspected before packaging. Our commitment to quality and
customer satisfaction has remained the same for over 40 years. We offer a complete line of gas, wood,
and electric fireplaces, along with stylish accessories to complement any decor. Adding a fireplace is one
of the best ways to increase the value of your home, and we are proud to offer a network of dealers
throughout the country to help make your experience everything you imagine. We pride ourselves in being
dedicated not only to functionality and reliability, but also customer safety. We offer our continual
support and guidance to help you achieve the maximum benefit and enjoyment from your Kozy Heat gas
fireplace.
Jim Hussong
President
Dudley Hussong
Board Chairman
Homeowner Reference Information
We recommend you record the following information:
Model Name: Date purchased/installed:
Serial Number: Location of fireplace:
Dealership Purchased from: Dealer phone:
Notes:
Read this manual before installing or operating this appliance.
Please retain this owner’s manual for future reference.

TABLE OF CONTENTS 5
#SP-34 L & MV R.9 April 2022
Hussong Mfg. Co., Inc. • Kozy Heat Fireplaces
TABLE OF CONTENTS
HOMEOWNER REFERENCE INFORMATION...................................3
TABLE OF CONTENTS.....................................................................5
1.0 INTRODUCTION.......................................................................7
1.1 Appliance Certification ............................................................................
7
1.2 California Proposition 65 Warning ........................................................7
1.3 Requirements for the Commonwealth of Massachusetts................7
2.0 SPECIFICATIONS .....................................................................8
2.1 Heating
Specifications ............................................................................. 8
2.2 Electrical Specifications..............................................................................8
2.3 Appliance Dimensions ..............................................................................9
2.4 Safety Barrier Dimensions ....................................................................... 10
3.0 FRAMING.................................................................................11
3.1 Appliance Placement Considerations..................................................
11
3.2 Floor Support and Protection................................................................ 11
3.3 Stand-off Assembly and Installation ..................................................... 12
3.4 Nailing Tabs Installation ............................................................................. 12
3.5 Clearances to Combustibles ................................................................... 13
3.6 Wall Enclosure Rough Opening ............................................................. 14
3.7 Vent Termination Framing ....................................................................... 15
3.8
Outdoor Covered Fireplace Installation ................................................ 16
4.0 FACING AND FINISHING ..........................................................18
4.1
Facing and Finishing Requirements ..................................................... 18
4.2 Safety Barrier Installation .......................................................................... 20
5.0 GAS LINE
CONNECTION ...........................................................21
5.1 Gas Conversion (sold separately) ............................................................ 21
5.2
Gas Pressures.............................................................................................. 21
5.3 Gas Line Installation .................................................................................. 21
6.0 TERMINATION LOCATIONS ....................................................22
6.1
Vertical Vent Cap Termination ................................................................. 22
6.2 Minimum Termination Clearances ....................................................... 23
7.0 VENTING..................................................................................24
7.1 Approved Vent Systems........................................................................... 24
7.2 Venting Requirements .............................................................................. 24
7.3 Restrictor Plate Assembly and Installation ...........................................25
7.4 Vent Heat Shield Assembly Installation ................................................26
7.5 Vent Installation ...........................................................................................27
7.6 Class A Chimney/Masonry Chimney Conversion .............................30
7.7
Coaxial to Co-Linear Chimney Conversion ..........................................31
7.8 #700-2 Series Direct Vent Termination Kit(s) ......................................32
8.0 FIREPLACE SETUP ..................................................................33
8.1 Glass Frame
Assembly ................................................................................33
8.2 #SP34-50A Log Set Installation ...............................................................34
8.3 Control Board Removal and Installation...............................................35
9.0 ELECTRICAL INFORMATION...................................................36
9.1 Electrical Specifications .............................................................................36
9.2 Wiring Requirements .................................................................................36
9.3 #SP-028 Optional Fan Kit.........................................................................39
10.0 OPERATING
INSTRUCTIONS ..................................................40
10.1 Operating Instructions (#SP-34-L).....................................................40
10.2 Operating Instructions (#SP-34-MV).................................................46
11.0 ADJUSTMENT........................................................................ 48
11.1
Gas Pressure Testing ................................................................................ 49
11.2 Burner Flame Adjustments....................................................................50
12.0 TROUBLESHOOTING .............................................................52
12.1 Electronic Ignition System.....................................................................52
12.2 Continuous Pilot Ignition (Millivolt) System.....................................54
13.0 MAINTENANCE .....................................................................56
13.1 Firebox........................................................................................................56
13.2 Fan (optional) ........................................................................................... 56
13.3 Vent System ................................................................................................56
13.4 Glass Assembly .........................................................................................
56
13.5 Burner and Pilot System.........................................................................57
14.0 REPLACEMENT PARTS LIST .................................................. 58
LIMITED LIFETIME
WARRANTY ......................................................61