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114744-01C
26
SPECIFICATIONS
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 canʼt supply original replacement part(s),
call DESA Technical Service Department at
1-866-672-6040.
When calling DESA, have ready
• your name
• your address
• model and serial numbers of your heater
• how heater 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
canʼt supply original replacement part(s), call DESA
at 1-866-672-6040 for referral information.
When calling DESA, have ready
• model and serial numbers of your heater
• the replacement part number
SERVICE HINTS
When Gas Pressure Is Too Low
• pilot will not stay lit
• burner will have delayed ignition
• heater will not produce specified heat
• propane/LP gas supply may be low
You may feel your gas pressure is too low. If so, con
-
tact your local propane/LP or natural gas supplier.
TECHNICAL SERVICE
You may have further questions about installation,
operation or troubleshooting. If so, contact DESA
Technical Service Department at 1-866-672-6040.
When calling please have your model and serial
numbers of your heater ready.
You can also visit DESA technical services web
site at www.desatech.com.
SMA18VNA/SBJ18NVA
• Rating (Variable): 24,000/36,000 Btu/Hr
• Type Gas: Natural Gas Only
• Ignition: Piezo
• Manifold Pressure: 3.5" - 1.6" W.C.
• Inlet Gas Pressure (in. of water):
Max - 10.5" W.C., Min* - 5.0" W.C.
• Shipping Weight: 32 lbs.
SMA24VNA/SBJ24VNA
• Rating (Variable): 25,000/39,000 Btu/Hr
• Type Gas: Natural Gas Only
• Ignition: Piezo
• Manifold Pressure: 3.5" - 1.6" W.C.
• Inlet Gas Pressure (in. of water):
Max - 10.5" W.C., Min* - 5.0" W.C.
• Shipping Weight: 34 lbs.
SMA18VPA/SBJ18VPA
• Rating (Variable): 24,000/36,000 Btu/Hr
• Type Gas: Propane/LP Only
• Ignition: Piezo
• Manifold Pressure: 10" - 6.3" W.C.
• Inlet Gas Pressure (in. of water):
Max - 14" W.C., Min* - 11" W.C.
• Shipping Weight: 32 lbs.
SMA24VPA/SBJ24VPA
• Rating (Variable): 25,000/39,000 Btu/Hr
• Type Gas: Propane/LP Only
• Ignition: Piezo
• Manifold Pressure: 10" - 6.3" W.C.
• Inlet Gas Pressure (in. of water):
Max - 14" W.C., Min* - 11" W.C.
• Shipping Weight: 34 lbs.
* For purpose of input adjustment
Manufactured by: DESA FMI. LLC, 1769 E. Lawrence St. Russellville, AL 35653
Note: This appliance has been designed-certified by ANS Z21.11.2a-2003 Unvented Room Heaters
and ANS Z21.60-2003.
Decorative Gas Appliances for Installation in Solid Fuel Burning Fireplaces by OMNI Test Laboratories.