111921-01DFor more information, visit www.desatech.comFor more information, visit www.desatech.com3131(V)K42N Series (V)K42P SeriesBtu 28,000/40,000 Btu/hr 24,000/34,000 Btu/hrGas Type Natural Propane/LPIgnition Piezo PiezoManifold Pressure 3.5" w.c. 10.0" w.c.Minimum Inlet Supply Pressure 5.5" w.c. 11.0" w.c.Dimension, Inches/mm (HxWxD) Fireplace(Actual size of firebox. 40" x 48" x 23 1/2" 40" x 48" x 23 1 /2"Measurements do not include 1016 x 1219 x 599 mm 1016 x 1219 x 599 mmnailing flanges or standoffs).Carton 41" x 51" x 24" 41" x 51" x 24"1041 x 1295 x 610 mm 1041 x 1295 x 610 mmWeight, lbs/kg*Fireplace 197 lbs/89 kg 197 lbs/89 kgShipping 200 lbs/91 kg 200 lbs/91 kgSPECIFICATIONSSERVICE HINTSWhen Gas Pressure Is Too Low• pilot will not stay lit• burners will have delayed ignition• fireplace will not produce specified heat• propane/LP gas supply might be low (propane/LP units only)You may feel your gas pressure is too low. If so, contact your localgas supplier.TECHNICAL SERVICEYou may have further questions about installation, operation, ortroubleshooting. If so, contact DESA’s Customer Service Depart-ment at 1-866-672-6040. When calling, please have your model andserial numbers of your heater ready.You can also visit DESA’s technical service web site atwww.desatech.com.REPLACEMENT PARTSNote: Use only original replacement parts. This will protect yourwarranty coverage for parts replaced under warranty.PARTS UNDER WARRANTYContact authorized retailers of this product. If they can not supplyoriginal replacement part(s), call DESA’s Customer Service De-partment at 1-866-672-6040.When calling DESA, have ready• your name• your address• model and serial numbers of your fireplace• how fireplace was malfunctioning• type of gas used (propane/LP or natural gas)• purchase dateUsually, we will ask you to return the part to the factory.PARTS NOT UNDER WARRANTYContact authorized retailers of this product. If they can not supplyoriginal replacement part(s), call DESA at 1-866-672-6040 forreferral information.When calling DESA, have ready• model number of your fireplace• the replacement part numberREPLACEMENT PARTSSPECIFICATIONSSERVICE HINTSTECHNICAL SERVICE