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Alpine STi Series Gas Fireplaces 

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9) Connect the main gas supply to the valve (use a 

3/4” wrench) 

10) Double check to make sure all connection are   

complete and tight 

11) Restore gas supply 
12) Using a soap solution, check for leaks in main gas 

supply.  

13) Make sure the toggle switch is in the “OFF” 

Position 

14) Ignite pilot and check for leaks in pilot line 
15) Ignite main burner and check for leaks in main 

burner tube.  

  

  
 
 
 
 
 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

 
 
 

 
 
 
 
 
 
 
 
 
 
 
 

SERVICE INFORMATION 

Glass Clip

Glass with Gasket 

GLASS GASKET 

If the glass gasket needs to be replaced, use a 3/8” 
tadpole gasket. contact your local dealer for the correct 
replacement part. Never attempt to use any gasket, 
other than the correct replacement on the glass.  Use 
part # 07840.  

Replacing the Glass 

1) Remove the door by releasing the glass clip springs 

found in the valve chamber area. 

2)  Always  where  gloves  to protect yourself  from 

sharp edges. 

GLASS PANEL 

WARNING: Do not slam the door or strike the 
ceramic panel with a heavy or hard object. 
Breakage of the panel will result. 
WARNING: Do not operate the appliance with the 
glass front  removed, cracked, or broken. 
Replacement of the glass panel should be done by a 
qualified service technician. 

Your fireplace is supplied with a pane of high 
temperature 5mm neoceram glass panel that is capable 
of withstanding the highest heat that your fireplace can 
produce. Never attempt to use another type of glass or 
other material. If your glass requires cleaning, you 
should obtain an approved fireplace glass cleaner 
available at your fireplace dealer. Do not use abrasive 
cleaners to clean the glass panel.   

DO NOT CLEAN 

THE GLASS WHEN IT IS HOT!   

In the event that you break your glass by impact, 
purchase your replacement from an authorized Alpine 
dealer.  See the replacement parts list for ordering 
information. Follow the replacement steps below.  

CAUTION: Never use an open flame to check for 
gas leaks. Always use a soap solution to check for 
leaks. 

3) Remove all loose or damaged glass from the frame.  
4) Insert the new glass panel with the gasket prein-

stalled 

5) Use the 6 existing Tinnerman glass clips to hold the 

glass in  place.   

6) It is imperative that the glass be spaced in the frame 

so that it is lightly resting within the door frame.  

THERMOPILE / THERMOCOUPLE 

1) Remove the glass door 
2) Open the bottom valve chamber 
3) Double check to make sure gas supply is turned off 
4) Disconnect the thermocouple by loosening nut from the 

valve with a 9mm wrench. Disconnect the thermopile by 
loosening 2 screws marked TP on the valve.  

5) Remove the two 1/4” screws holding the pilot assembly 

in its bracket. Gently lift the pilot assembly up 2”. 

6) Disconnect the thermopile and thermocouple with a 

7/16” wrench.  

7) Replace the thermocouple or thermopile. 
8) Reinstall in reverse order. 

LOG REPLACEMENT 

The fireplace must never be operated if the logs are broken 
or damaged. To replace the logs follow the steps below. 
1) Turn off the gas supply and allow the fireplace to cool 

completely before servicing. 

2) Open the glass door panel. 
3) Gently remove the logs from the firebox. Be sure to note 

their position. 

4) Obtain the proper replacement for the broken log. 
5) Replace the log set and close the door panel. 
 

NOTE: It is critical that the logs are placed in the 
proper locations. Improper positioning of logs may 
create carbon build-up and will severely alter the unit’s 
performance. Poor appliance performance caused by 
improper log installation is not covered under 
warranty.  

Summary of Contents for STi - LP

Page 1: ... life Improper installation adjustment alteration service or maintenance can cause property damage personal injury or loss of life INSTALLER PLEASE LEAVE THIS MANUAL WITH THE CUSTOMER HOMEOWNER PLEASE KEEP THESE INSTRUCTIONS FOR FUTURE REFERENCE These gas appliances have been tested in accordance with National Safety Standards and have been certified by Warnock Hersey for installation operation as...

Page 2: ...14 Log Replacement 14 Normal Operating Sounds 15 Clearance Information 16 Instruction Plate 17 Troubleshooting Guide 18 Replacement Parts List 19 Exploded View 20 Warranty Information 21 IMPORTANT SAVE THESE INSTRUCTIONS The STi Series Direct Vent Fireplace must be installed in accordance with these instructions Carefully read all the instructions in this manual first Consult the authority having ...

Page 3: ...e with the manufacturer s installation instructions and with local codes if any if not follow the current ANSI Z223 1 in the USA Electrical supply 120VAC 50 Amps 60Hz NOT FOR USE WITH SOLID FUEL This vented gas fireplace is not to be used with air filters Alpine Gas Fire places Lehi Utah Field Converted Put Label Here Clearances to Combustibles Unless Specified Side Wall from glass frame A 10 Ceil...

Page 4: ...ther flammable vapors and liquids 13 If the pilot goes out for any reason turn the control knob to the off position Wait five minutes before attempting to re light pilot 14 Never obstruct the flow of ventilation and combustion air to the fireplace Always be sure the vent termination and air inlets remain clear and open INSTALLATION REQUIREMENTS BEFORE YOU START NOTE TO BUILDING CODE OFFICIALS The ...

Page 5: ...ugh the damper or has excessive bends it must be removed 7 Plan gas piping and routing see Routing Gas Piping to Fireplace on page 6 MINIMUM FIREPLACE OPENING Model Width Height Depth STi 270 27 5 20 5 16 75 STi 310 31 5 23 16 75 STi 360 36 5 25 16 75 The appliance and its individual shutoff valve must be disconnected from the gas supply piping system during any pressure testing of that system whe...

Page 6: ... or rough handling will allow he glass to fall out of the trim 6 Set the trim aside so that it will not get damaged during the installation process Removing the Appliance Adapter The appliance may have been shipped with the Appliance Adapter installed Gently remove the adapter by sliding it to the rear of the appliance See figure 2 Take great care not to damage the white adapter gasket If the Gask...

Page 7: ...Alpine STi Series Gas Fireplaces 7 CHIMNEY LINERS COMBUSTION AIR DAMPER FLASHING COMBUSTION AIR VENT LINER ...

Page 8: ... 3 7 Push the liner onto the nipple that flows through the adapter until it seats against the gasket material 8 Fasten the liner to the adapter with 3 4 sheet metal screws 9 Lower the liner for combustion air and fasten it to the co linear adapter in the same manner as the vent liner to the remaining nipple 10 Lower the adapter onto the flashing and fasten with sheet metal screws through the tabs ...

Page 9: ...through the fan control switch the thermostatic on off switch and also the blower motor itself These switches are connected in series or end to end GROUNDING NOTE Star Washer must be placed between base material and closed loop connector Note Be sure to protect the hearth with cardboard thin plywood or light sheet metal to prevent the inset from marring or scratching the hearth Figure 5 Connecting...

Page 10: ...They must be located in these positions to avoid combustion related problems GAS REQUIREMENTS LOG PLACEMENT ADJUSTMENTS UNIT TESTING AND ADJUSTMENTS AERATION ADJUSTMENT Pilot Light Adjustment The pilot light is preset at the factory and should require no adjustment The flame on the pilot should project about 5 8 past the pilot head with enough flame to impinge on both the thermocouple on the left ...

Page 11: ... See fig 9B A dark orange flame with sooting and black smoke indicates a lack of primary air The primary air shutter is located in the firebox on the right hand side of the burner Adjust the primary mixture by loosening the set screw on the air shutter and increasing the opening for more air and a bluer cleaner flame or by closing the air shutter for a more yellow flame See figure 10 The primary a...

Page 12: ...d to meet an individual comfort level Note On cold start up of the fireplace the pilot should be allowed to run for at least five minutes to start a draw and to allow the thermopile time to heat up before turning the fireplace on Note There may be air in the gas line that needs to be purged out when first lighting the appliance Note If the pilot will not stay lit after several tries turn the gas c...

Page 13: ... technician to inspect the appliance and to replace any part of the control system and any gas control which have been under water 7 If the venting system is disassembled for any reason it must be properly resealed as per the instructions in the venting section of this manual Never operate the appliance if the venting system is not properly sealed GOLD or NICKEL TRIMS The gold plate or nickel trim...

Page 14: ... In the event that you break your glass by impact purchase your replacement from an authorized Alpine dealer See the replacement parts list for ordering information Follow the replacement steps below CAUTION Never use an open flame to check for gas leaks Always use a soap solution to check for leaks 3 Remove all loose or damaged glass from the frame 4 Insert the new glass panel with the gasket pre...

Page 15: ...ed air throughout your home It is not unusual for the fan to make a rushing air sound when it is on This sound will increase and decrease in volume depending on the speed of setting of your blower controller Metal Firebox The firebox is made of a high quality steel Steel by its very nature expands and contracts as it heats and cools You will often hear a ticking or clicking sounds as the appliance...

Page 16: ...tel Clearance C See Figure 15 16 Mantle Depth D See Figure 15 16 Hearth Height E 0 Hearth Depth F 16 Minimum Hearth Width G 48 CLEARANCE REQUIREMENTS CLEARANCE REQUIREMENTS Fig 15 Mantel Clearance Fig 14 Insert Clearances 0 2 4 6 8 10 12 10 12 14 16 18 23 side view of fireplace 3 1 2 mantel 8 mantel 12 mantel top of fireplace faceplate top ...

Page 17: ...nder water This appliance needs fresh air for safe operation and must be installed so there are provisions for adequate combustion and ventilation air CAUTION Hot while in operation Do not touch Keep children clothing furniture gasoline and other liquids having flammable vapors away Keep burner and control compartment clean See installation and operating instructions accompanying appliance LIGHTIN...

Page 18: ...opile and thermocouple are fully inserted into pilot bracket Check switch wires to make sure they are not grounding Check thermopile with millivolt meter Take reading at thermopile terminals of valve TP TPTH Should read 325 millivolts circuit open minimum while thermopile has pilot flame on it With the pilot ignited turn valve knob to on Take reading at TP TPTH with on off switch in on position Re...

Page 19: ...ntact your local distributor dealer or Alpine Gas Fireplaces 782 West State Street Lehi Utah 84043 801 768 8411 GAS PARTS SIT Control Valve 04036 Flexible Gas Line Connector 04048 Burner Supply Line w Fittings 05114 Burner Orifice STi 270NG 04054 STi 270LP 04099 STi 310NG 05112 STi 310LP 04102 STi 360NG 05113 STi 360LP 05111 Pilot Assembly 04038 Thermocouple 04040 Thermopile 04041 Propane Pilot Or...

Page 20: ...Alpine STi Series Gas Fireplaces 20 EXPLODED VIEW Termination Cap 09317 Venting Adapter 09318 Band Clamp 08530 3 Aluminum Venting 09400 Appliance Adapter 29700 Band Clamp 08530 Adapter Gasket 29701 ...

Page 21: ... provided that the purchaser shall pay a reasonable charge for the transportation of the serviceman and needed parts and equipment from the nearest Alpine service center to the location of the appliance and return LIMITATIONS These one year and limited lifetime warranties are in lieu of all other express warranties ALL IMPLIED WARRANTIES INCLUDING ANY IM PLIED WARRANTIES OF MERCHANTABILITY OR OF F...

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