Desa VF-24N-BTB - Manual (Page 24)

www.desatech.com 111826-01G 24
SPECIFICATIONS
Models VF-18N-PDG and VF-18N-BTB
• Input Rating: 24,000/36,000 Btu/Hr
• Fuel: Natural Gas
• Ignition: Electronic
• Manifold Pressure: 3.5" W.C.
• Inlet Gas Pressure (in. of water):
Max. - 10.5", Min. - 5.0*
• Shipping Weight: 32 lbs.
Models VF-18P-PDG and VF-18P-BTB
• Input Rating: 24,000/36,000 Btu/Hr
• Fuel: Propane/LP Gas
• Ignition: Electronic
• Manifold Pressure: 10" W.C.
• Inlet Gas Pressure (in. of water):
Max.- 14", Min. - 11"*
• Shipping Weight: 32 lbs.
Models VF-24N-PDG and VF-24N-BTB
• Input Rating: 25,000/39,000 Btu/Hr
• Fuel: Natural Gas
• Ignition: Electronic
• Manifold Pressure: 3.5" W.C.
• Inlet Gas Pressure (in. of water):
Max. - 10.5", Min. - 5.0*
• Shipping Weight: 34 lbs.
Models VF-24P-PDG and VF-24P-BTB
• Input Rating: 25,000/39,000 Btu/Hr
• Fuel: Propane/LP Gas
• Ignition: Electronic
• Manifold Pressure: 10" W.C.
• Inlet Gas Pressure (in. of water):
Max.- 14", Min. - 11"*
• Shipping Weight: 34 lbs.
* For purpose of input adjustment
WIRING DIAGRAM
SERVICE HINTS
When Gas Pressure Is Too Low
• pilot will not stay lit
• burners will have delayed ignition
• heater will not produce specified heat
• (for propane/LP units) propane/LP gas supply
may be low
You may feel your gas pressure is too low. If
so, contact your local propane/LP or natural gas
supplier.
TECHNICAL SERVICE
You may have further questions about installation,
operation, or troubleshooting. If so, contact DESA’s
Technical Service Department at 1-866-672-6040.
When calling please have your model and serial
numbers of your appliance ready.
You can also visit DESA’s technical services web
site at
www.desatech.com
.
REPLACEMENT PARTS
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’s Technical Service Department at
1-866-672-6040.
When calling DESA, have ready
• your name
• your address
• model and serial numbers of your appliance
• how appliance was malfunctioning
• type of gas used (propane/LP or natural gas)
• purchase date
Usually, we will ask you to return the part to the
factory.
PARTS NOT UNDER WARRANTY
Contact authorized dealers of this product. If
they can’t supply original replacement part(s),
call DESA at 1-866-672-6040 for referral infor-
mation.
When calling DESA, have ready
• model number of your appliance
• the replacement part number
AUTO
OFF
ON
Thermopile