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102653

TECHNICAL

SERVICE

You may have further questions about installation, operation, or troubleshooting.
If so, contact DESA International’s Technical Service Department at
1-800-DESA LOG (1-800-337-2564).

18" Thermostat- 24" Thermostat- 30" Thermostat-
Controlled

Controlled

Btu (Variable)

16,000/26,000

20,000/33,000

21,500/36,000

Type Gas

Propane Only

Ignition

Piezo

Pressure Manifold

7.9" W.C.

Inlet Gas
Pressure (in. of water)

Maximum

14"

Minimum*

11"

* For purpose of input adjustment

Shipping Weight

36 lbs.

38 lbs.

40 lbs.

SPECIFICATIONS

18" Variable

24" Variable

30" Variable

Manually-

Controlled

Btu (Variable)

16,000/26,000

20,000/33,000

21,500/36,000

Type Gas

Propane Only

Ignition

Piezo

Pressure Manifold

7.9" W.C.

Inlet Gas
Pressure (in. of water)

Maximum

14"

Minimum*

11"

* For purpose of input adjustment

Shipping Weight

29 lbs.

31 lbs.

39 lbs.

SERVICE

HINTS

When gas pressure is too low

• pilot will not stay lit
• burners will have delayed ignition
• heater will not produce specified heat

When gas quality is bad

• pilot will not stay lit
• burners will produce flames and soot
• heater will backfire when lit

You may feel your gas pressure is too low or gas quality is bad. If so, contact your
local natural gas supplier.

Содержание CF18PV

Страница 1: ...plier call the fire department Installation and service must be per formed by a qualified installer service agency or the gas supplier WARNING Improperinstallation adjustment alteration service ormain...

Страница 2: ...is added to the gas The odor helps you detect a gas leak However the odor added to the gas can fade Gas may be present even though no odor exists Make certain you read and understand all Warnings Keep...

Страница 3: ...ied service person Note During initial operation slight smoking may occur due to log curing and heater burning manufacturing residues 10 Do not allow fans to blow directly into the fireplace Avoid any...

Страница 4: ...ar Log Base Assembly Front Burner Piezo Ignitor Rear Burner Crossover Log Top Middle Log Bottom Middle Log Figure 2 Standard Oak Design Model Control Knob Right Front Branch Base Assembly Front Log Re...

Страница 5: ...Safety Device This heater has a pilot with an Oxygen Depletion Sensor Shutoff System ODS The ODS pilot is a required feature for vent free room heaters The ODS pilot shuts off the heater if there is n...

Страница 6: ...s around window and door frames between sole plates and floors between wall ceiling joints between wall panels at penetrations for plumbing electrical and gas lines and at other openings If your home...

Страница 7: ...er ___________________ Btu Hr Gas fireplace logs ___________________ Btu Hr Other gas appliances ___________________ Btu Hr Total ___________________ Btu Hr Example Gas water heater 40 000 Btu Hr Vent...

Страница 8: ...of ventilation grills or ducts WARNING ICON G 001 WARNING Rework worksheet adding the space of the adjoining unconfined space The combined spaces must have enough fresh air to supply all appliances in...

Страница 9: ...thing or other flammable objects are less than 36 inches from the front top or sides of the heater in high traffic areas in windy or drafty areas WARNING ICON G 001 CAUTION This heater creates warm ai...

Страница 10: ...8 17 14 20 14 24 17 14 26 18 30 17 14 32 22 MINIMUM FIREPLACE CLEARANCE TO COMBUSTIBLE MATERIALS Log Size Side Wall Ceiling Floor 18 24 30 16 42 5 Carefully follow the instructions below This will ens...

Страница 11: ...behind it Non combustible material must extend at least 8 up for all models If non combus tible material is less than 12 you must install the fireplace hood accessory 24 and 30 models only See chart...

Страница 12: ...accessory to deflect heat away from your mantel shelf See chart below and Figures 7 and 8 for minimum clearances IMPORTANT If you cannot meet these minimum clearances you must operate heater with chim...

Страница 13: ...you must maintain the minimum distance of 14 to combustibles see Figure 9 Figure 9 Minimum Fireplace Clearances If Installed at Floor Level B If combustible materials are less than 14 to the fireplac...

Страница 14: ...number 1 or 2 above apply to you you must permanently open chimney flue damper You must install the damper clamp accessory to order see Accessories page 35 This will insure vented operation see Figur...

Страница 15: ...s in thermostat bulb wire Keep thermostat bulb in mounting bracket Installation Items Needed hardware package provided with heater approved flexible gas hose not provided if allowed by local codes sea...

Страница 16: ...ll the external regulator between the heater and propane supply Installation Items Needed Before installing heater make sure you have the items listed below external regulator supplied by installer se...

Страница 17: ...hook up NPT tap must be upstream from heater see Figure 15 page 18 Apply pipe joint sealant lightly to male threads This will prevent excess sealant from going into pipe Excess sealant in pipe could...

Страница 18: ...esting gas Supply Piping system Test Pressures In Excess Of 1 2 PSIG 1 Disconnect heater and its individual manual shutoff valve from gas supply piping system Pressures in excess of 1 2 psig will dama...

Страница 19: ...forming show a leak 4 Correct all leaks at once Pressure Testing Heater Gas Connections 1 Open manual shutoff valve see Figure 16 2 Open propane supply tank valve 3 Make sure control knob of heater i...

Страница 20: ...see Figure 18 2 Slide front log 2 into place behind front burner Make sure tabs at bottom of log are behind front burner see Figure 19 3 Place crossover log 3 into place see Figure 20 Be sure to plac...

Страница 21: ...Note 18 model has only one front log 2 Rest bottom middle log 2 behind metal posts on front burner Make sure the grooves in the bottom of the log fit over the grate Bring the log forward next to the...

Страница 22: ...all around the appliance area for gas Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance...

Страница 23: ...After 30 seconds release control knob If control knob does not pop out when released contact a qualified service person or gas supplier for repairs Note If pilot goes out repeat steps 3 through 7 Thi...

Страница 24: ...ease control knob Now follow step 8 above Thermocouple Figure 28 Pilot Ignitor Electrode Pilot Burner 8 Turn control knob counterclockwise C clockwise to desired heating level The burners should light...

Страница 25: ...ents at the bottom you must open the vents before operating heater You must operate this heater with a fireplace screen in place Make sure fireplace screen is closed before running heater 1 STOP Read...

Страница 26: ...his results in increased heating comfort 7 Keep control knob pressed in for 30 seconds after lighting pilot After 30 seconds release control knob If control knob does not pop out when released contact...

Страница 27: ...ater could produce increased levels of carbon monoxide If front burner flame pattern shows yellow tipping followinstructionsatbottomofthispage Yellowflameonrear burner is normal FRONT BURNER FLAME PAT...

Страница 28: ...or similar object to clean ODS pilot This can damage ODS pilot unit POSSIBLE CAUSE 1 Ignitor electrode not connected to ignitor cable 2 Ignitor cable pinched or wet 3 Piezo ignitor nut is loose 4 Brok...

Страница 29: ...4 turn more 7 Replace thermocouple 8 Replace control valve OBSERVED PROBLEM When ignitor button is pressed there is spark at ODS pilot but no ignition ODS pilot lights but flame goes out when control...

Страница 30: ...8 2 Replace gas regulator 1 Problem will stop after a few hours of operation 1 Turn control knob to LO position and let warm up for a minute 2 Operate burners until air is removed from line Have gas l...

Страница 31: ...l valve defective 1 Foreign matter between control valve and burner 2 Gas leak See Warning statement at top of page 1 Thermostat sensing bulb needs to be repositioned REMEDY 1 This is common with most...

Страница 32: ...t Sensing Bulb 1 Locate the gas valve assembly and thermostat sensing bulb see Figure 35 2 The adhesive backed mounting clip see Figure 36 is attached to the thermostat sensing bulb Remove the adhesiv...

Страница 33: ...ve backed Mounting Clip Glass Doors Figure 40 Installing Thermostat Sensing Bulb behind Glass Doors Thermostat Sensing Bulb 5 The mounting clip must be a minimum of 3 from bottom of fireplace to preve...

Страница 34: ...SPECIFICATIONS 18 Variable 24 Variable 30 Variable Manually Manually Manually Controlled Controlled Controlled Btu Variable 16 000 26 000 20 000 33 000 21 500 36 000 Type Gas Propane Only Propane Onl...

Страница 35: ...Parts Department at 1 800 972 7879 for referral information When calling DESA International have ready model number of your heater the replacement part number ACCESSORIES Purchase these heater accesso...

Страница 36: ...RATED PARTS BREAK DOWN Variable Manually Controlled Models 18 20 19 26 25 21 21 27 28 6 7 8 29 29 25 10 9 11 12 13 15 22 23 27 1 27 2 24 7 1 7 2 14 16 17 4 5 3 2 1L 1R VS18PV CFS18PV VS24PVA CFS24PVA...

Страница 37: ...867 10 098867 10 Gas Regulator 1 13 M11084 38 M11084 38 M11084 38 Screw 2 14 101011 01 101011 02 101011 03 Inlet Tube 1 15 098354 01 098354 01 098354 01 Control Knob 1 16 098462 03 098462 03 098462 03...

Страница 38: ...TRATED PARTS BREAK DOWN Thermostat Controlled Models 31 6 25 6 7 8 9 10 11 8 8 29 13 12 13 14 15 16 18 17 19 24 26 27 7 1 7 2 29 22 23 21 28 20 30 3 1 2 4 5 10 1 10 2 VL18PTA CF18PTA VL24PTA CF24PTA V...

Страница 39: ...ecals 1 13 098271 07 098271 06 098271 06 Ignitor Cable 1 14 102445 01 102445 01 102445 01 Piezo Ignitor 1 15 098867 10 098867 10 098867 10 Gas Regulator 1 16 M11084 38 M11084 38 M11084 38 Screw 2 17 1...

Страница 40: ...6 7 8 9 10 11 8 8 29 13 12 13 14 15 16 18 17 19 24 26 27 7 1 7 2 29 22 23 21 28 20 30 10 1 10 2 4 5 3 2 1R 1L ILLUSTRATED PARTS BREAK DOWN Thermostat Controlled Models VS18PTA CFS18PTA VS24PTA CFS24PT...

Страница 41: ...Base Assembly with decals 1 13 098271 07 098271 06 098271 06 Ignitor Cable 1 14 102445 01 102445 01 102445 01 Piezo Ignitor 1 15 098867 10 098867 10 098867 10 Gas Regulator 1 16 M11084 38 M11084 38 M1...

Страница 42: ..._________________________________________ _________________________________________________________________ _________________________________________________________________ __________________________...

Страница 43: ..._________________________________________ _________________________________________________________________ _________________________________________________________________ __________________________...

Страница 44: ...instructions furnished with the unit This warranty does not apply to parts that are not in original condition because of normal wear and tear or parts that fail or become damaged as a result of misuse...

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