Warming Trends CFBL170 NG Owner'S Manual And Instruction Manual Download Page 23

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23

JET ORIFICE CLEANING 

Annual inspection and cleaning of the fire feature is rec-

ommended. If at any time the flames exhibit any abnormal 

shapes or behavior, or if burner fails to ignite properly, 

then the burner holes located in bottom of gas jet orifices 

may require cleaning. The appliance can be cleaned by 

carefully removing the logs and media to allow access to 

burner. Use a brush to carefully remove dust, spider webs 

and loose particles. Periodical inspection by a qualified 

service technician of the air-intake is required to ensure 

your fire feature performs properly. 
Use a wire or small puncture tool and carefully insert in 

jet. Tool should be size of a small paper clip. If evidence 

of damage, burner must be replaced with the appropriate 

CROSSFIRE

®

 burner specified by manufacturer. 

PILOT ASSEMBLY/THERMOCOUPLE CLEANING OF SOOT  

Every six months or as needed, remove media, lava rock, 

or glass from around the pilot assembly. Clean the ther-

mocouple of any soot using soft brush. Be careful not to 

damage the igniter element. Be sure when returning your 

media to the pit to cover your orifices to avoid blocking 

the jets as mentioned on page 6.
Once pilot assembly is clean, inspect to see flame that 

covers 3/8" to 1/2" of the thermocouple. Cleaning of pilot 

gas orifice may be required by removing pilot hood and 

removing orifice and cleaning out orifices from debris, 

soot or anything that may be preventing gas flow from 

exiting the pilot gas orifice.
For Push Button only, visually inspect electrode and jet 

used for conductivity regularly to make sure it is free of 

debris and soot. Soot build up or obstructions of any kind 

can reduce effectiveness of spark. Without a strong spark, 

burner will not light. If spark is not strong enough, clean 

off/remove any soot from jet and, using fine grit sand 

paper, gently remove any rust from electrode. If spark 

is still not strong enough to light burner, check/replace 

batteries. If new batteries don’t fix the problem, replace 

the spark electrode. 

TROUBLESHOOTING

MATCH LIT / PUSH BUTTON 

Below are some potential causes and countermeasures to 

the symptoms listed: 

•  No flame — Make sure the key valve is on. Turn key to 

the left to open valve and allow gas flow. 

•  Low or Weak Flame — Verify correct gas pressure 

using the Water Column Pressure Chart.

•  One or more jets will not light — Clean the orifices and 

check jets for obstruction. 

•  Fire feature is making a whistling sound — Make sure 

that the flex line is the whistle-free, without sharp 

bends, and installed correctly. Check the pressure to 

be sure it is within recommended ranges.

•  Contact a certified gas technician for service and re-

pair if these suggestions do not solve the issue. 

ELECTRONIC IGNITION SYSTEMS 

Below are some potential causes and countermeasures to 

the symptoms below. 

•  No Pilot Flame — Pilot sparks or glow plug glows but 

pilot won’t light. 

 

o Air in the gas line. If this is a new install it may take  

several attempts to purge the air. 

 

o Debris is in the gas line. Clear the gas line. 

 

o Water/Moisture is in the gas line. Clear the gas line.

 

o Incorrect Gas pressure. Confirm proper gas pres-

sure. 

 

o Pilot gas orifice is dirty. Remove the pilot head and 

clean. 

 

o Electrical current is not strong enough to support 

igniter — either spark on spark igniter isn’t strong 

enough to ignite pilot flame (3V or Spark Igniter) or 

glow plug is not getting hot enough to ignite pilot 

flame (Hot Surface Igniter). 

 

o Improperly applied media. 

 

o Wind conditions might be too severe. 

•  No Main Burner — Pilot lights but main burner will not 

light. 

 

o Gas pressure is incorrect. Confirm proper gas 

pressure. 

 

o Small pilot flame. Remove the pilot head and clean 

pilot gas orifice. 

 

o Dirty thermal sensor. Clean using soft brush. 

 

o CROSSFIRE™ Burner has an obstruction. Confirm 

there is no debris blocking gas orifice jets in main 

burner, purge water and air from gas lines or in the 

burner, and confirm there is no debris in gas lines. 

•  Main Burner Turning On and Off Intermittently 

 

o Small pilot flame. Remove the pilot head and clean 

as described in the maintenance section.

 

o Improperly applied media — Make sure your media 

is not covering the pilot assembly and that your 

logs are not placed over or too near the wind cage.

 

o Gas pressure is incorrect — Confirm proper gas 

pressure by checking at the gas stub to the pit and 

the Water Column Pressure Table.

 

o Thermal sensor is dirty or defective — Gently clean 

thermal sensor, or change the pilot assembly. 

 

o Wind conditions — Confirm the burner is properly 

located 4-6” inside the pit, and be sure the wind 

conditions are not too severe for safe use.

 

o Fire Feature is Making a Whistling Sound — Make 

sure that the flex line is the correct size and that 

there are no kinks or tight bends in the line. If the 

whistling sound is coming from the jets, please 

check your pressure against the Water Column 

Pressure Table in this manual to make sure it is 

within recommended ranges. Adjust as needed.

Please contact your retailer or certified technician for 

service and repair if these suggestions do not solve the 

issue. If replacement parts are required — contact your 

retailer or licensed technician for authorized replacement 

parts. Warranty is null and void if unauthorized parts are 

used. 

Summary of Contents for CFBL170 NG

Page 1: ...nformation for the safe installation and operation of your Warming Trends fire feature You must read this manual in its entirety prior to installation and or operation Failure to follow these instruct...

Page 2: ...t Failure to follow these instructions could result in fire or explosion which could cause property damage personal injury or death WARNING Do not store or use gasoline or other flammable vapors and l...

Page 3: ...un incendie ou une explosion pouvant causer des dommages mat riels des blessures ou la mort AVERTISSEMENT Ne pas entreposer ni utiliser de l essence ni d autres vapeurs ou liquides inflammables dans...

Page 4: ...NG LP with 24VIKSC Model CFBL190 NG LP with 24VIKSC Model CFB60 2XL NG LP with 24VIKSC Model CFBH120 NG LP with 24VIKSC Model CFBH160 NG LP with 24VIKSC Model CFBH200 NG LP with 24VIKSC Model CFBT110...

Page 5: ...s not responsible for damage due to improperly installed or operated units Installers must leave this manual with the end user Instructions are updated as needed and it is the installer or owners resp...

Page 6: ...st be located far enough away that there is no risk of ignition IMPORTANT It is recommended that material such as granite marble or other dense stone be kept an appropriate distance away from flame du...

Page 7: ...or emergency shut off and maintenance WARNING For electronic ignition models there must be an electrical shutoff wall switch or breaker on the exterior of the appliance or on adjacent structure to all...

Page 8: ...or models that include electronic ignitions be sure to have a qualified electrician install proper power supply following all local codes 6 Inspect flex line s for punctures or breaks in line s 7 Make...

Page 9: ...ze and extended use Ready to Finish Kits come with Fire Pit Vent Kit FPVK Vents do not come pre installed on Ready to Finish Fire Pit Vent Kits must be installed on site 19 Only use fire rated media g...

Page 10: ...ng provided by inserting 1 2 x 2 Nipple into interior threads of the Flared Fitting Tighten Then connect the 1 2 x 2 Nipple fitting into the coupling located on the bottom of the aluminum plate Tighte...

Page 11: ...Flex Line to the Flared Fitting that is now connected to the Key Valve Connect Escutcheon Plate to Key Valve through vessel wall Tighten Flared Fitting Coupling Flared Fitting Whistle Free Flex Line K...

Page 12: ...ling Do not use the 2nd 3 4 x 3 Nipple with this install Connect 1 2 x 3 4 Reducing Fitting to 1 2 Coupling located on the bottom of the aluminum plate Then connect 3 4 Tee to 1 2 x 3 4 Reducing Fitti...

Page 13: ...Fittings connected to the aluminum plate and Coupling Then connect available ends of the Whistle Free Flex Lines to the Key Valve Connection Connect Escutcheon Plate to Key Valve through vessel wall T...

Page 14: ...ey Valve 1 2 x 2 Nipple 12 Key STEP 1 FIT180 Whistle Free Flex Line Plate 3 Connect to Coupling FK1 Connect one 1 2 Flared Fitting removed in Step 2 to 1 2 x 2 Nipple fitting provided by inserting 1 2...

Page 15: ...ND KEY VALVE FK1 Connect Whistle Free Flex Line to Flared Fitting connection at ignition and then to Key Valve connection in Step 5 Connect Escutcheon Plate to Key Valve through vessel wall Tighten 6...

Page 16: ...le Free Flex Line 24 VOLT ELECTRONIC IGNITION SYSTEM CONNECTION DIAGRAMS 250K 300K BTU Systems 3 Connect to Coupling FK2 Do not use 2nd 3 4 x 3 Nipple with this install Connect 1 2 x 3 4 Reducing Fitt...

Page 17: ...LT ELECTRONIC IGNITION SYSTEM INSTALLATION 250K 300K BTU SYSTEMS CONTINUED Plate Coupling 3 4 Tee Flared Fitting Flared Fitting Apply thread sealant here Apply thread sealant here 1 2 x 3 4 Reducing F...

Page 18: ...onnect ends of 3 4 Whistle Free Flex Lines to Flared Fittings connected to the 24 Volt Ignition Then connect available ends of the Whistle Free Flex Lines to the Key Valve Connection Connect Escutcheo...

Page 19: ...g needle nose pliers Be careful not to break connectors Wires can go in either connection Push Button Module Spark Igniter Wires Key Valve Mounting Bracket Jet Drill Here Spark Igniter Stem 125 Plate...

Page 20: ...desired flame pattern For electronic ignition systems do not block cover or obstruct pilot assembly Blocking covering or placing ceramic logs too close to pilot may cause excessive heat on pilot causi...

Page 21: ...al injury or death 3 Confirm that your Natural Gas or Liquid Propane sup ply to the appliance is open or on 4 Before lighting visually inspect fire feature and remove any accumulated leaves or other c...

Page 22: ...debris 5 Locate key valve or gas control valve controlling gas supply to your appliance 6 Locate the jet tip nearest the lighting opening described above that can be easily accessed while operating k...

Page 23: ...thout sharp bends and installed correctly Check the pressure to be sure it is within recommended ranges Contact a certified gas technician for service and re pair if these suggestions do not solve the...

Page 24: ...s for the Burners without charge If a Burner does not function as warranted during the Warranty Period and after a reasonable number of attempts WARMING TRENDS is unable to either 1 make it do so or 2...

Page 25: ...ifor nia to cause cancer or reproductive toxicity go to https oehha ca gov proposition 65 proposition 65 list Warnings Lead Can cause birth defects or other reproductive harm Lead can be found in bras...

Page 26: ...x Lines 3 4 Key Valve 3 and 12 Key 1 3 4 x 1 2 MM Reducer Fitting and 1 3 4 Tee for connection at 1 2 Plate Coupling 1 3 4 x 3 Nipple and 1 3 4 Tee for Key Valve connection DFLKV34FIT300 2x 3 4 Flex L...

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