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113111-01A

POSSIBLE CAUSE

1. Control knob not fully

pressed in

2. Control knob not pressed in

long enough

3. Safety interlock system has

been triggered

4. Equipment shutoff valve not

fully open

5. Thermocouple connection

loose at control valve

6. Pilot flame not touching ther-

mocouple, which allows ther-
mocouple to cool, causing pi-
lot flame to go out. This prob-
lem could be caused by one or
both of the following:
A) Low gas pressure
B) Dirty or partially clogged
ODS/pilot

7. Thermocouple damaged
8. Control valve damaged

1. Burner orifice is clogged

2. Inlet gas pressure is too low

1. Manifold pressure is too low

2. Burner orifice is clogged

1. Burner orifice is clogged or

damaged

2. Burner damaged
3. Low inlet gas pressure

4. Gas regulator defective

1. Not enough air

2. Gas regulator defective

REMEDY

1. Press in control knob fully

2. After ODS/pilot lights, keep

control knob pressed in 30
seconds

3. Wait one minute for safety in-

terlock system to reset. Repeat
ignition operation

4. Fully open equipment shutoff

valve

5. Hand tighten until snug, then

tighten 1/4 turn more

6. A) Contact local propane/LP

or natural gas company

B) Clean ODS/pilot (see
Cleaning and Maintenance,
page 22) or replace ODS/pi-
lot assembly

7. Replace pilot assembly
8. Replace control valve

1. Clean burner (see Cleaning

and Maintenance, page 22) or
replace burner orifice

2. Contact local propane/LP or

natural gas company

1. Contact local propane/LP or

natural gas company

2. Clean burner (see Cleaning

and Maintenance, page 22) or
replace burner orifice

1. Clean burner (see Cleaning

and Maintenance, page 22) or
replace burner orifice

2. Replace burner pressure
3. Contact local propane/LP or

natural gas company

4. Replace gas regulator

1. Check burner for dirt and de-

bris. If found, clean burner
(see Cleaning and Mainte-
nance, page 22)

2. Replace gas regulator

OBSERVED PROBLEM

ODS/pilot lights but flame goes
out when control knob is re-
leased

Burner does not light after ODS/
pilot is lit

Delayed ignition of burner

Burner backfiring during com-
bustion

Yellow flame during burner
combustion

TROUBLESHOOTING

Continued

Содержание 0

Страница 1: ...GAS Do not try to light any appliance Do not touch any electrical switch do not use any phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s ins...

Страница 2: ...appliance may be installed in an aftermarket permanently located manufactured mobile home where not prohibited by local codes This appliance is only for use with the type of gas indicated on the rati...

Страница 3: ...ation of this fireplace WARNING Any change to this heater or its controls can be dangerous WARNING Do not allow fans toblowdirectlyintothefireplace Avoidanydraftsthatalterburner flame patterns Ceiling...

Страница 4: ...n Depletion Sensing ODS safety shutoff sys tem The ODS shuts down the fireplace if not enough fresh air is available See Air for Com bustion and Ventilation pages 6 through 8 If fireplace keeps shutti...

Страница 5: ...damage If fireplace is damaged promptly inform dealer where you bought fireplace ASSEMBLY WARNING Always have branch support and screen in placebeforeoperatingfireplace This prevents excessive tem pe...

Страница 6: ...ed insulation and new construction methods help reduce heat loss in homes Home owners weather strip and caulk around windows and doors to keep the cold air out and the warm air in During heating month...

Страница 7: ...u Have a Confined or Unconfined Space Use this work sheet to determine if you have a confined or unconfined space Space Includes the room in which you will install fireplace plus any adjoining rooms w...

Страница 8: ...the wall connecting the two spaces see options 1 and 2 Figure 4 You can also remove door into adjoining room see option 3 Figure 4 Follow the National Fuel Gas Code ANSI Z223 1 NFPA 54 Section 5 3 Ai...

Страница 9: ...mildew to form from too much mois ture See Air for Combustion and Ventilation pages 6 through 8 Note Your Vanguard fireplace is designed to be used in zero clearance installations Wall or fram ing mat...

Страница 10: ...depth of the fireplace CAUTION If you install the fireplace in a home garage fireplace pilot and burner must beatleast18inchesabovefloor locatefireplacewheremoving vehicle will not hit it For conveni...

Страница 11: ...ould make all electrical connections 3 Install gas piping to fireplace location This installation includes an approved flexible gas line if allowed by local codes after the equip ment shutoff valve Th...

Страница 12: ...nstallation Refer to instructions on page 5 for firebox assembly Blower accessory should be installed if it is being used see Acces sories page 30 1 Unscrew four brass screws that attach top lou ver t...

Страница 13: ...im in slot on mitered edge of side trim see Figure 14 6 While firmly holding edges of trim together tighten both set screws on the adjusting plate with slotted screwdriver 7 Repeat steps 1 through 6 f...

Страница 14: ...in the ON posi tion the fan will run until turned to OFF Re install upper louver assembly and hood if pre viously removed see Figure 15 page 13 Close lower louver door Installing Blower Assembly CAUT...

Страница 15: ...ercordsupplied will not be used in built in installations Pop in the plastic snap bushing found in hardware kit into the hole left by supply cord strain relief 4 A licensed electrician must follow the...

Страница 16: ...ional Fine Thread inlet connection and the flexible gas line provided WARNING A qualified ser vice person must connect fire place to gas supply Follow all local codes CAUTION Neverconnectpro pane LP f...

Страница 17: ...ust include a equipment shutoff valve union and plugged 1 8 NPT tap Locate NPT tap within reach for test gauge hook up NPT tap must be upstream from fireplace see Figure 23 IMPORTANT Install equipment...

Страница 18: ...ressed air 4 Check all joints of gas supply piping system Apply a noncorrosive leak detection fluid to gas joints Bubbles forming show a leak 5 Correct all leaks at once 6 Reconnect heater and equipme...

Страница 19: ...ment C Use only your hand to push in or turn the gas control knob Never use tools If the knob will not push in or turn by hand don t try to repair it call a qualified service tech nician or gas suppli...

Страница 20: ...Control Knob In The OFF Position Control Knob Thermocouple Pilot Burner Figure 30 Pilot Propane LP Shown Ignitor Electrode TO TURN OFF GAS TO APPLIANCE Shutting Off Fireplace 1 Turn control knob clock...

Страница 21: ...correct pilot flame is not properly heating the thermocouple This will cause the thermocouple to cool When the thermocouple cools the fire place will shut down If pilot flame pattern is incorrect as s...

Страница 22: ...blow position If using com pressed air in a can please follow the directions on the can If you don t follow directions on the can you could damage the pilot assembly 1 Shut off the unit including the...

Страница 23: ...ition 4 Air in gas lines when installed 5 Depleted gas supply propane LP only 6 ODS pilot is clogged 7 Gas regulator setting is not correct REMEDY 1 Free ignitor cable if pinched by any metal or tubin...

Страница 24: ...n terlock system to reset Repeat ignition operation 4 Fully open equipment shutoff valve 5 Hand tighten until snug then tighten 1 4 turn more 6 A Contact local propane LP or natural gas company B Clea...

Страница 25: ...and let warm up for a minute 2 Operate burner until air is re moved from line Have gas line checked by local propane LP gas company 3 Observe minimum installation clearances see pages 9 through 12 4 C...

Страница 26: ...y clogged 1 Gas leak See Warning statement above 2 Control valve defective 1 Foreign matter between con trol valve and burner 2 Gas leak See Warning statement above 1 Not enough combustion ven tilatio...

Страница 27: ...ing Products Technical Service Department at 1 866 672 6040 for referral information When calling DESA Heating Products have ready your name your address model and serial numbers of your fireplace how...

Страница 28: ...1A 28 ILLUSTRATED PARTS BREAKDOWN MODELS VMH26TPC Shown AND VMH26TNC 23 29 40 32 36 38 13 7 8 33 40 11 10 4 7 30 1 3 2 9 17 19 6 22 31 21 41 42 16 15 18 24 28 34 25 27 20 4 35 12 24 12 1 14 25 14 40 3...

Страница 29: ...19 Outer Shell Base 1 20 102649 02 102649 02 Branch Support 1 21 099415 09 099415 10 Gas Regulator 1 22 102875 01 102875 01 Regulator Bracket 1 23 101381 01 101381 01 Valve Cover and Piezo 1 24 09938...

Страница 30: ...ass GAB6094 Black GAP6094 Platinum For all models Optional three sided perimeter trim kit for custom and recessed installations when unit is on the floor Provides a finished appearance by covering rou...

Страница 31: ...ed GMC81U Series Unfinished Birch GMC82F Series Cherry Finished Birch For all models Mantel features columns mold ings fluting and medallion Three sided perim eter trim kit included Dimensions WxHxD 5...

Страница 32: ...proper installation Travel diagnostic cost labor transportation and any and all such other costs related to repairing a defective fireplace will be the responsibility of the owner TO THE FULL EXTENTAL...

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