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109005-01C 7
IGNITOR
Make sure gap between ignitor electrode and
burner nozzle is 0.13/0.15 in (3.3/3.8 mm). Access
ignitor electrode from inside combustion chamber.
No other maintenance is needed for ignitor.
SERVICE PROCEDURES
Continued
Figure 8 - Fan Cross Section
Figure 7 - Fan, Motor Shaft and Setscrew
Location
Setscrew
Motor
Shaft
Fan
Setscrew
Fan
Hub
Motor Shaft
Figure 6 - Fan Removal
Fan
Motor
REPLACEMENT PARTS
WARNING: Use only original
replacement parts. This heater
must use design-specific parts.
Do not substitute or use generic
parts. Improper replacement
parts could cause serious or fa-
tal injuries. This will also 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 Industries at 1-905-826-8010.
When calling DESA Industries, have ready
• your name
• your address
• model number of your heater
• how heater was malfunctioning
• purchase date
In most cases, 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 Industriesʼ Parts Department at
1-905-826-8010.
When calling DESA Industries, have ready:
• model number of your heater
• the replacement part number
SPECIFICATIONS
• 150,000 Btu/Hr Input Rating
• Propane Vapor Fuel Only
• Fuel Consumption - 1.6 Gal/hr (6 Liters/hr)
Fuel Consumption - 7.0 lb/hr (26.4 Kg/hr
• Supply Pressure To Regulator:
Minimum (for purposes of input adjustment)
0 psi 69 (kPa), Maximum - Tank Pressure
• Regulator Outlet Pressure (Factory Preset)
12.5 in (31.8 cm) WC
• Manifold Pressure - 9.8 in (24.9 cm) WC
• Hot Air Output (CFM Approx) - 15.6 (550)
• Motor - 3,450 RPM, 1/8 HP
• Electric Input - 120 V/60 Hz
• Amperage - 2.2
• Ignition - Direct Spark, Interrupted Type
• Ignitor Gap - 0.13/0.15 in (3.3/3.8 mm)