Page 2 - FOR YOUR SAFETY; or any other appliance.; FOR YOUR SAFETY: WHAT TO DO IF YOU SMELL GAS; • Do not try to light any appliance.; I ns ta llation and s erv ice; m u s t b e p erfo r m ed b y a q u alifie d gas in s ta ller, s ervic e agen cy,
2 WARNING: If the information in this manual is not followed exactly, a fire or explos ion may res ult caus ing property damage, pers onal injury or los s of life. FOR YOUR SAFETY Do no t s tore o r u s e gaso lin e o r o ther flamm ab le vap o rs an d liq u id s in th e vicin ity o f th is or any o...
Page 3 - Table of Contents
Table of Contents Introduction 4 Safety Precautions 4 Operation 6 Specifications 8 Ins tallation 12 Arch Face 15 Victorian Face 16 Venting 20 Damper Settings 24 Changing to LP 25 Log Placement 27 Option Ins tallation Therm os tat 28 Remote Control 28 Remote Regis ter Kit 29 Maintainence 35 Wiring Di...
Page 4 - Introduction
4 Introduction The Harman Serenity III Direct Vent Gas Fire- place is a listed gas-fired direct vent room fireplace testedby Intertek Testing Services/Warnock Hersey to ANSIZ21.88-20 02/ C SA2.33- M02. C AN-C GA -2.17-M91. The installation of the Serenity III Direct Vent Gas Fireplace must conform w...
Page 5 - Blower Off; Air Gate Blower System; Typically in gas fireplaces the blower (which; More Air
When the blower is off the airga te i s i n t he o pen po siti onwhich allows air to flow freelythrough the air chamber andup through the heat exchanger. Air Gate Open Air Gate Closed When the blower is turned on,t h e a i r p ress u re f ro m t h eblower forces the air gate tosea l t he ai r ch amb...
Page 6 - HOW TO LIGHT THE FIRE; •If the knob does not pop up when released, stop
6 OPERATION Operation HOW TO LIGHT THE FIRE 1. STOP! Read the safety information on the front cover. 2. If using the optional thermostat, set thermostat to the lowest setting. 3. Turn off electric power to the appliance.4. Turn the ON-OFF/THERMOSTAT switch to the OFF position. 5. Push in the gas con...
Page 7 - OPERATION; Press the rear burner switch to the “ON” or; HOW TO TURN OFF THE FIRE; NOTE: The knob cannot be turned from “PILOT”; FLAME HEIGHT ADJUSTMENT
7 OPERATION room temperature.15. Set the High-Low Regulator to desired setting: Turn fully counterclockwise for High and fullyclockwise for Low. 16. Press the rear burner switch to the “ON” or “OFF” position as desired. This switch will return to the center position after it is pressed.This is norma...
Page 8 - SPECIFICATIONS; Top Vent
8 SPECIFICATIONS Accordion HeatExchanger Vent Collar Brick Blower BatteryPack Rear BurnerSwitch Hi-Low Knob On-Off-Pilot Knob Ignitor Blower Speed Switch On-Off- ThermostatSwitch Burner Module Electrical Box Glass Door Top Standoffs RATINGS NATURAL PROPANE NATURAL PROPANE Input Rating (Btu/hr)(0-450...
Page 9 - Clearance from top of glass to 7” mantel.; This fireplace may be placed on a wood floor.; Top of Glass to 7” Mantel
9 SPECIFICATIONS 2. Clearance from top of ach to bottom of wood facing. 10 inches with optional arch hoodand 15 inches without arch hood 1 2 1. Clearance from top of glass to 7” mantel. 26 inches Optional Arch Hood This fireplace may be placed on a wood floor. Hearth is not required infront of the f...
Page 11 - Corner
1 1 SPECIFICATIONS Corner 64” Top Vent Gas In ElictricalHook-up
Page 12 - INSTALLATION; Wonder Board; Typical Tile Facing Sectional View; This section deals with basic installation of and
1 2 INSTALLATION Only For Qualified Installers Wonder Board Wood Mantel Tile Arch Face Drywall Typical Tile Facing Sectional View Installation Options This section deals with basic installation of and Arch face and a Victorian face. It does not describeevery possible way to install this fireplace. T...
Page 13 - Placement; Here are some of the things that will effect the
1 3 INSTALLATION Only For Qualified Installers Placement Here are some of the things that will effect the exact placement of the fireplace.1. Top or rear flue2. Arch face or mantle face. Arch face - Must decide on mantel and frontfacing material. 3. Raised hearth, flat hearth or raised with no heart...
Page 15 - Installing The Arch Face; To install the arch face, place the hooks on the; Removing The Arch Face; To remove the face, unlatch the top latches, tilt
1 5 INSTALLATION Only For Qualified Installers Latch Handles Face Hooks Slots for face hooks Slots for face latches Installing The Arch Face To install the arch face, place the hooks on the bottom rear of the face into the hook slots on thefireplace. Next with the top latches handles in thehorizo nt...
Page 16 - Assembling the Victorian Face
1 6 INSTALLATION Only For Qualified Installers Assembling the Victorian Face 1. Position the mantel face down on the floor.2. Place the left piller over the two studs on the left side of the mantel. Install two washers andnuts and tighten. 3. Place the left side of the breast plate into the slots on...
Page 17 - When installing the fireplace to use the Victo-
1 7 INSTALLATION Only For Qualified Installers Installing Fireplace To useVictorian Face When installing the fireplace to use the Victo- rian Face the unit must be positioned back 1/2 inchfarther than with an arch face. A special d rywallbracket must be used to allow the drywall to extenddown far en...
Page 18 - Mounting The Victorian Face
1 8 INSTALLATION Only For Qualified Installers Sealing Angle Mounting Holes Mounting The Victorian Face 1. Place fiberglass rope in sealing angle with angle mounting bolts loose. 2. Place the face on the fireplace starting at the bottom. 3. Slide the face into place and install the four bolts as sho...
Page 19 - Making The Connection
1 9 INSTALLATION Only For Qualified Installers Burn Only the Fuel for which the Heater isEquipped The Serenity III Direct Ven t will burn either natural gas or propane, but requires a change overkit for propane. The label on the burner system mod-ule indicates the fuel for which it is equipped. A se...
Page 20 - VENTING; Des cription
VENTING Only For Qualified Installers 2 0 6-5/8 x 4 8” x 5” Des cription n/a 1208 6” Pipe Length 908B 1208B 6” Pipe Length, Black n/a 1207 9” Pipe Length 907B 1207B 9” Pipe Length, Black 906 1206 12” Pipe Length 906B 1206B 12” Pipe Length, Black 904 1204 24” Pipe Length 904B 1204B 24” Pipe Length, B...
Page 21 - 5/8” x 4” pipe for rear; Rear Vent Model
VENTING Only For Qualified Installers 2 1 Maximum of four 45 0 elbows allowed. Subtract three feet of total horizontal pipelength for each of the 3rd and 4th 45 0 elbows used. Maximum of two 90 0 elbows allowed. Subtract five feet of total horizontal pipelength for second elbow. Venting with 8” x 5”...
Page 22 - Venting with 6; For the Serenity Direct Vent Fireplace, the vent/
VENTING Only For Qualified Installers 2 2 Maximum of four 45 0 elbows allowed. Subtract three feet of total horizontal pipelength for the 3rd and 4th 45 0 elbow used. Maximum of two 90 0 elbows allowed. Subtract five feet of total horizontal pipelength for second elbow. Venting with 6 5 / 8 ” x 4” P...
Page 23 - Requirements for Terminating the Venting
VENTING Only For Qualified Installers 2 3 Requirements for Terminating the Venting WARNING: Venting terminals must not be recessed into a wall or siding. In addition, the following must be obs erved: A. The clearance above grade, or a veran da, porch, deck or balcony must be a minimum of 12" (30...
Page 24 - For 8” X 5” Vent; A vent damper is provided on top vent models; Damper Settings; Top Vent Only
VENTING Only For Qualified Installers 2 4 Natural Gas Propane 6 feet 2 1/2 1 to 4 12 feet 2 1/2 to 4 1 to 4 24 feet 1 to 2 1 to 4 36 feet 1 2 to 4 Natural Gas Propane 12 feet 1 to 4 1 to 4 24 feet 1 to 4 1 to 4 36 feet 1 to 4 1 to 4 Range Of Approved Damper Settings For 8” X 5” Vent Range Of Approve...
Page 25 - Top Vent LP Kit; LP Convers ion Kit
2 5 INSTALLATION Only For Qualified Installers Changing to LP Remove pilot tower with a 7/16” wrench. Replace Natural Gasorifice with LPorifice. Remove screw Remove AirDeflector Remove OrificeCover Remove Screw RemoveFlame Bridge Lift up on front of burner/grate/screen assembly and then slide left a...
Page 26 - Front
2 6 INSTALLATION Only For Qualified Installers Remove Orifices with a 1/2” wrench or deep well socket. The largerorifice always goes to the front. Remove three screws to change knob assembly. Install LPknob assembly in place of the NG assembly. Be sure screwsare tight. 9 Replace Orifices with the pr...
Page 28 - Maximum; Remote Control
2 8 INSTALLATION (Options) Only For Qualified Installers Connecting theOptional Thermos tat If the optional thermostat is used, it must be plugged into the terminal strip located in the lowerleft front corner of the heater. When installing a millivolt control system, use only a special low resistanc...
Page 29 - Optional Remote Register Kit; Wall Kit; tions of 6” flex pipe, 6” round to 3” x; Floor Kit
2 9 INSTALLATION (Options) Only For Qualified Installers Optional Remote Register Kit Wall Kit Includes wall register and wall mounting brack-ets for the blower box. Flex Pipe Automatic DamperAssembly 6” Round to 3” x 10” Transition Remote Register BoxWith Blower Speed Control 3” x 10” Duct ( not pa...
Page 30 - Optional Wall Register Kit; drywall are installed. 3”x10” duct is to be used in-; Never us e a wall cavity as a duct.
3 0 INSTALLATION (Options) Only For Qualified Installers Optional Wall Register Kit The Serenity is designed for use with one or two register kits. Each kit can have twenty feet ofduct between the fireplace and the register box. Theregisters can be mounted one floor above or belowthe fireplace. The ...
Page 32 - Floor Register Installation; The d ifference between the wall register and
3 2 INSTALLATION (Options) Only For Qualified Installers Floor Register Blower Cover Speed Control Blower Mount Blower Assembly Blower Box Floor MountingBracket Speed ControlAccess Door Floor Register Installation The d ifference between the wall register and floor register is the register itself an...
Page 33 - Ins talling the Floor Regis ter; The blower box mounting bracket
3 3 INSTALLATION (Options) Only For Qualified Installers Ins talling the Floor Regis ter The blower box mounting bracket is d esigned to allo w mounting into anexisting floor. However, it is easier to in-stall all components at the time of houseconstruction. The mounting bracket as- sumes that floor...
Page 34 - Place the blower assembly into the blower box.; Note: A temperature s witch on the fireplace will; Open the speed control door and turn the blower
3 4 INSTALLATION (Options) Only For Qualified Installers Speed ControlKnob Blower Assembly Ready to Install. Blower Assembly Installed. Under Floor View 6. Place the blower assembly into the blower box. You may need to tilt the assembly to get itthrough the opening in the blower box. Makesure the wi...
Page 35 - MAINTENANCE
3 5 MAINTENANCE Latches Removing the Glas s Front If the fireplace has an arch face, remove the face as described on page 11. If the fireplace has a Victorian face, open the bottom and top doors. Lift the latches shown above and tilt the glass out at the top and lift it out of the groove at the bot-...
Page 36 - Cleaning the Burners
3 6 MAINTENANCE Air In Air Out The flow of combus tion and ventilation airmus t not be obs tructed Oil Holes Cleaning the Burners To clean the burners the face, glass front, and logs must be removed. Remove the front burner as-sembly and rear burner as described on page 22. Re-move the front burner ...
Page 42 - Turn on gas valve
4 2 TROUBLE SHOOTING Only For Qualified Installers Look through hole in end oflog to see if a spark jumpsfrom the ignitor electrode tothe pilot when the ignitorbutton is pushed. Check ignitor wire andconnections from piezo ignitorto ignitor ceramic at pilot. Reconnect or replaceIgnitor wire. Yes No ...
Page 43 - Check inlet pres s ure; Replace Valve; Correct inlet pres s ure
4 3 TROUBLE SHOOTING Only For Qualified Installers Good Good Check Milivolt output ofthermocouple. Shouldbe 10 or more MV. Check inlet pres s ure Bad Adjust pilot adjustment toachieve proper flame. Replace Thermocouple Bad Replace Valve Pilot does not stay lit Check size of pilot flames Bad Correct ...
Page 44 - Is Pilot lit; Replace valve
4 4 TROUBLE SHOOTING Only For Qualified Installers Main Burner willnot light (with valvein "on" position) Is Pilot lit no Light pilot Yes Check Thermopilevoltage at terminalsmarked TP on valve.Should be approximately200 mv with switch "on"and approximately 400mv with switch "off&...
Page 45 - Check batteries; Replace s olinoid; Ins tall new batteries
4 5 TROUBLE SHOOTING Only For Qualified Installers Good Good Check rear burnerswitch Check batteries Bad Repair any looseconnections. Replace switch Bad Replace s olinoid Check wire connections Bad Ins tall new batteries Good Rear burner does not light Do you hear a click soundwhen you move the rear...
Page 46 - replace the product as described below.
LIFE TIME Harman Built Fireplaces warrants its products to be free from defects in material or workmanship, in normal use and service, for a period of 6 years from the date of sales invoice and for mechanical and electrical failures, in normal use andservice, for a period of 3 years...