Technical Service; Specifications; Service Hints; Replacement Parts - Master VENT-FREE NATURAL GAS HEATER Owner's Operating & Installation Manual

Vent-free natural gas heater 14,000 to 28,000 btu/hr with thermostat “b” models
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TECHNICAL
SERVICE

SPECIFICATIONS

SERVICE
HINTS
REPLACEMENT
PARTS
32
You may have further questions about installation, operation, or troubleshooting.
If so, contact DESA International's Technical Service Department at 1-800-323-5190.
Btu (Variable)
Type Gas
Ignition
Pressure Regulator Setting
Inlet Gas Pressure (in. of water) *
Maximum
Minimum
Dimensions, Inches (H x W x D)
Heater
Carton
Weight (pounds)
Heater
Shipping
* For purposes of input adjustment
When gas pressure is too low
• pilot will not stay lit
• burner will have delayed ignition
• heater will not produce specified heat
When gas quality is bad
• pilot will not stay lit
• burner will produce flames and soot
• heater will backfire when lit
You may feel your gas pressure is too low or gas quality is bad. If so, contact your
local natural gas supplier.
Use only original replacement parts. This will protect your warranty coverage
Note
:
for parts replaced under warranty.
Parts Under Warranty
Contact authorized dealers of this product. If they can't supply original replacement
part(s), either contact your nearest Parts Central (see page 33) or call DESA
International's Technical Service Department at 1-800-323-5190 for referral
information.
When calling DESA International, have ready
• your name
• your address
• model number 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 defective part to the factory.
Parts Not Under Warranty
Contact authorized dealers of this product. If they can't supply original replacement
part(s), either contact your nearest Parts Central (see page 33) or call DESA
International's Parts Department at 1-800-972-7879 for referral information.
When calling DESA International, have ready
• model number of your heater
• the replacement part number
14,000/28,000
Natural Only
Piezo
3" W.C.
10.5"
5"
23.75 x 25.9 x 8.5
25.8 x 28.7 x 10.1
29
35
101812

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