www.desatech.com
119305-01A
6
WIRING DIaGRaM
Note:
For proper operation of optional accessories,
the wires from the thermopile to the control must
be connected exactly as shown.
Thermopile
SPECIFICaTIONS
Models VSGF36NTB and VSGF36NRB
• Rating (Variable)
33,000/21,500 Btu/Hr
• Type Gas
Natural Gas
• Ignition
Piezo
• Pressure Manifold 3.5" W.C.
• Inlet Gas Pressure (in. of water)
Maximum
10.5"
Minimum*
5"
• Shipping Weight
120 lbs.
* For input adjustment
Models VSGF36PTB and VSGF36PRB
• Rating (Variable)
33,000/21,500 Btu/Hr
• Type Gas
Propane/LP
• Ignition
Piezo
• Pressure Manifold 7.9" W.C.
• Inlet Gas Pressure (in. of water)
Maximum
13"
Minimum*
11"
• Shipping Weight
120 lbs.
* For input adjustment
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 Heating Products’ Technical Service
Department at 1-866-672-6040.
When calling DESA, have ready
• your name
• your address
• model and serial numbers of your firebox
• how firebox 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 Heating Products at 1-866-672-6040 for
referral information.
When calling DESA Heating Products, have ready
• model number of your firebox
• the replacement part number
Note:
The firebox identification label (including
model number, serial number, clearances, etc.) is
located on the right front edge of the firebox.
TEChNICaL SERVICE
You may have further questions about installation,
operation or troubleshooting. If so, contact DESA
Heating Products’ Technical Service Department at
1-866-672-6040. When calling, please have your
model and serial numbers of your firebox ready.
You can also visit DESA Heating Products’ techni
-
cal services web site at
www.desatech.com
.
SERVICE hINTS
When Gas Pressure Is Too Low
• pilot will not stay lit
• burners will have delayed ignition
• heater will not produce specified heat
• propane/LP gas supply may be low for propane/
LP unit
You may feel your gas pressure is too low. If so,
contact your local gas supplier.
