Vanguard VYS18NWA Owner's Manual - Vanguard
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105189
UNVENTED NATURAL GAS LOG HEATER
VANGUARD
SPECIFICATIONS
Vintage Oak
Vintage Oak
18"
24" and 30"
Btu (Variable)
17,500/27,000
19,000/31,500
Type Gas
Natural Gas Only
Natural Gas Only
Ignition
Piezo
Piezo
Pressure Manifold
3.5" W.C.
3.5" W.C.
Inlet Gas Pressure (in. of water)
Maximum
10.5"
10.5"
Minimum*
5"
5"
Shipping Weight
28 lbs.
30 lbs. (24")/32 lbs. (30")
* For input adjustment
TECHNICAL
SERVICE
You may have further questions about in-
stallation, operation, or troubleshooting. If
so, contact DESA International’s Technical
Service Department at 1-866-672-6040.
You can also visit DESA International’s
technical 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
You may feel your gas pressure is too low.
If so, contact your local natural gas supplier.
AUT
O
OFF
ON
Thermopile
WIRING DIAGRAM
Note: For proper operation of optional ac-
cessories, the wires from the switch to the
control must be connected exactly as shown.
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 International’s Techni-
cal Service Department at 1-866-672-6040.
When calling DESA International, have
ready
• your name and 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 can’t supply original replacement part(s),
call DESA International at 1-866-672-6040
for referral information. When calling DESA
International, have ready
• model number of your heater
• the replacement part number