Desa Unvented Propane Gas Log Heater Model Split Oak and American Oak Design manual

Save this manual for future reference. DESA INTERNA TIONAL UNVENTED (VENT -FREE) PROP ANE GAS LOG HEA TER ® Manually Control Models Also Designed Certified as V ented Decorative Appliance This appliance may be installed in an aftermarket* manufactured (mobile) home, where not prohibited by state or local codes. * Aftermarket: Completion of sale, n[...]

2 103427 UNVENTED PROP ANE GAS LOG HEA TER SAFETY INFORMA TION DANGER: Carbon monoxide poisoning may lead to death! Carbon Monoxide Poisoning: Early signs of carbon monoxide poisoning re- semble the flu, with headaches, dizziness, or nausea. If you have these signs, the heater may not be working properly. Get fresh air at once! Have heater serviced[...]

3 103427 SPLIT OAK AND AMERICAN OAK DESIGN 18", 24" AND 30" MODELS PRODUCT IDENTIFICA TION Figure 1 - Split Oak Design Model Left Front Branch Control Knob Rear 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 B[...]

4 103427 UNVENTED PROP ANE GAS LOG HEA TER DETERMINING AIR FLOW FOR HEATER LOCATION Determining if You 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 heater plus any adjoining rooms with doorless passageways or ventilation grills bet[...]

5 103427 SPLIT OAK AND AMERICAN OAK DESIGN 18", 24" AND 30" MODELS AIR FOR COMBUSTION AND VENTILA TION Continued 4 . Compare the maximum Btu/Hr the space can support with the actual amount of Btu/Hr used. ________ Btu/Hr (maximum the space can support) ________ Btu /Hr (actual amount of Btu/Hr used) Example: 51,200 Btu/Hr (maximum th[...]

6 103427 UNVENTED PROP ANE GAS LOG HEA TER NOTICE: Manual control heaters may be used as a vented product. If so, you must always run heater with chimney flue damper open. If running heater with damper open, non-combustible material above fireplace opening is not needed. Go to Installing Damper Clamp Accessory for Vented Operation, page 8. Minimum [...]

7 103427 SPLIT OAK AND AMERICAN OAK DESIGN 18", 24" AND 30" MODELS Heat Resistant Material (A) INST ALLA TION Continued Noncombustible Requirements for Material Distance (A) Safe Installation 12" or more Noncombustible material OK. Between 8" and 12" 24" or 30" Models: Install fireplace hood accessory (GA6050[...]

8 103427 UNVENTED PROP ANE GAS LOG HEA TER INSTALLING DAMPER CLAMP ACCESSORY FOR VENTED OPERATION Note: When used as a vented heater, appli- ance must be installed only in a solid-fuel burning fireplace with a working flue and constructed of non combustible material. If your heater is a manually controlled model, you may use this heater as a vented[...]

9 103427 SPLIT OAK AND AMERICAN OAK DESIGN 18", 24" AND 30" MODELS INST ALLA TION Continued INSTALLING HEATER BASE ASSEMBLY WARNING: If installing in a sunken fireplace, special care is needed. You must raise the fire- place floor to allow access to heater control panel. This will in- sure adequate air flow and guard against sooting.[...]

10 103427 UNVENTED PROP ANE GAS LOG HEA TER Tee Joint Pipe Nipple Cap 3" Minimum Sediment Trap Gas Regulator From External Regulator (11" W.C.** to 14" W.C. Pressure) A.G.A. Design-Certified Manual Shutoff Valve With 1/8" NPT Tap* Approved Flexible Gas Hose (if allowed by local codes) CAUTION: Avoid damage to regulator. Hold gas[...]

11 103427 SPLIT OAK AND AMERICAN OAK DESIGN 18", 24" AND 30" MODELS INST ALLA TION Continued Pressure Testing 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 damage heater regulator . 2. Cap o[...]

12 103427 UNVENTED PROP ANE GAS LOG HEA TER Figure 22 - Installing Front Logs (#1L and #1R) Grate Prongs Metal Grate Bar Front Log (#1L) Notch Front Log (#1R) Right Front Branch (#5) Notches Left Front Branch (#4) (24" & 30" models) or Front Branch (#4) (18" Model) Notches INST ALLA TION Continued WARNING: Failure to posi- tion t[...]

13 103427 SPLIT OAK AND AMERICAN OAK DESIGN 18", 24" AND 30" MODELS INST ALLA TION Continued WARNING: Failure to posi- tion the parts in accordance with these diagrams or failure to use only parts specifically approved with this heater may result in property damage or personal in- jury. INSTALLING LOGS (Split Oak Design Models) Botto[...]

14 103427 UNVENTED PROP ANE GAS LOG HEA TER Figure 28 - Pilot 8. T urn contr ol knob counterclockwise to desired hea ting level. The bur ners should light. Set control knob to any heat lev el between HI and LO. Thermocouple Ignitor Electrode Pilot Burner 1. STOP! Read the safety inf ormation above. 2. Make sur e man ual shutoff valv e is fully open[...]

15 103427 SPLIT OAK AND AMERICAN OAK DESIGN 18", 24" AND 30" MODELS TO TURN OFF GAS TO APPLIANCE 1. Follow steps 1 thr ough 5 under Light- ing Instructions , page 14. 2. Depress contr ol knob and light pilot with match. 3. Keep contr ol knob pressed in f or 30 seconds after lighting pilot. After 30 seconds, release contr ol knob. Now[...]

16 103427 UNVENTED PROP ANE GAS LOG HEA TER INSPECTING BURNERS Check pilot flame pattern and burner flame patterns often. PILOT FLAME PATTERN Figure 31 shows a correct pilot flame pat- tern. Figure 32 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the thermocouple. This will cause the thermocouple to cool. When th[...]

17 103427 SPLIT OAK AND AMERICAN OAK DESIGN 18", 24" AND 30" MODELS WARNING: If yellow tipping occurs, your heater could pro- duce increased levels of carbon monoxide. If front burner flame pattern shows yellow tipping, fol- low instructions at bottom of this page. Yellow flame on rear burner is normal. FRONT BURNER FLAME PATTERN Fig[...]

18 103427 UNVENTED PROP ANE GAS LOG HEA TER TROUBLESHOOTING Note: All troubleshooting items are listed in order of operation. WARNING: Turn off and un- plug heater and let cool before servicing. Only a qualified ser- vice person should service and repair heater. CAUTION: Never use a wire, needle, or similar object to clean ODS/pilot. This can damag[...]

19 103427 SPLIT OAK AND AMERICAN OAK DESIGN 18", 24" AND 30" MODELS TROUBLESHOOTING Continued OBSERVED PROBLEM One or both burners do not light after ODS/ pilot is lit Delayed ignition of one or both burners Burner backfiring during combustion Yellow flame in front burner during burner combustion Slight smoke or odor during initial o[...]

20 103427 UNVENTED PROP ANE GAS LOG HEA TER TROUBLESHOOTING Continued WARNING: If you smell gas • Shut off gas supply. • 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 instructions. •[...]

21 103427 SPLIT OAK AND AMERICAN OAK DESIGN 18", 24" AND 30" MODELS OPTIONAL POSITIONING OF THERMOST A T SENSING BULB For Masonry and Factory- built Metal Fireplace If your log set cycles to pilot, but the room temperature drops to a lower than ideal comfort level before the log set comes back on, you may want to reposition the therm[...]

22 103427 UNVENTED PROP ANE GAS LOG HEA TER Note: Use only original replacement parts. This will protect your warranty coverage for parts replaced under warranty. Parts Under Warranty Contact authorized dealers of this product. If they can’t supply original replacement part(s), call DESA International’s Techni- cal Service Department at 1-800-3[...]

23 103427 SPLIT OAK AND AMERICAN OAK DESIGN 18", 24" AND 30" MODELS LAVA ROCK - GA6060 For all models. Order when additional rock is desired. (3 lb. bag) DAMPER CLAMP - GA6080 For manually controlled models. Perma- nently opens chimney flue damper for vented operation. FB32C (CIRCULATING), FB32NC (NON-CIRCULATING) SERIES For 18"[...]

24 103427 UNVENTED PROP ANE GAS LOG HEA TER ILLUSTRA TED PA R T S BREAKDOWN 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 VS18PVB CFS18PVB VS24PVB CFS24PVB VS30PVB CFS30PVB[...]

25 103427 SPLIT OAK AND AMERICAN OAK DESIGN 18", 24" AND 30" MODELS P ARTS LIST Variable Manually-Controlled Models This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 22 of this manual. KEY PART NUMBER FOR NO. VS18PVB/CFS18PVB VS24PVB/CFS24PVB [...]

26 103427 UNVENTED PROP ANE GAS LOG HEA TER 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 10-1 10-2 4 5 3 2 1R 1L ILLUSTRA TED PA R T S BREAKDOWN Thermostat- Controlled Models VS18PTA VS24PTA VS30PTA[...]

27 103427 SPLIT OAK AND AMERICAN OAK DESIGN 18", 24" AND 30" MODELS P ARTS LIST Thermostat-Controlled Split Oak Models This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 22 of this manual. KEY PART NUMBER FOR NO. VS18PTA VS24PTA VS30PTA DESCRIP[...]

28 103427 UNVENTED PROP ANE GAS LOG HEA TER ILLUSTRA TED PA R T S BREAKDOWN Variable Manually-Controlled Models VL18PV VL24PV VL30PV 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 3 1 2 4 5[...]

29 103427 SPLIT OAK AND AMERICAN OAK DESIGN 18", 24" AND 30" MODELS P ARTS LIST Variable Manually-Controlled American Oak Models This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 22 of this manual. KEY PART NUMBER FOR NO. VL18PV VL24PV VL30PV [...]

30 103427 UNVENTED PROP ANE GAS LOG HEA TER NOTES _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ ____________[...]

31 103427 SPLIT OAK AND AMERICAN OAK DESIGN 18", 24" AND 30" MODELS NOTES _______________________________________________________________________________________________ _______________________________________________________________________________________________ _____________________________________________________________________[...]

KEEP THIS WARRANTY W ARRANTY INFORMA TION Always specify model and serial numbers when communicating with the factory. We reserve the right to amend these specifications at any time without notice. The only warranty applicable is our standard written warranty. We make no other warranty, expressed or implied. Model Serial No. Date Purchased LIMITED [...]