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102370-01K
9
9
For more information, visit www.desatech.com
For more information, visit www.desatech.com
SERVICE PROCEDURES
SPECIFICATIONS
WIRING DIAGRAM
ACCESSORIES
7. Check gap between ignitor electrode and nozzle to .13"/.15"
(see Figure 12).
8. Test for spark.
WARNING: Make sure heater is disconnected
from propane supply. Heater could ignite causing
severe burns.
Plug into extension cord and watch for spark between ignitor
electrode and nozzle.
9. Place motor, motor mount, and fan guard into rear of heater
shell (see Motor, page 7, steps 14 through 18).
Figure 12 - Clearance between Ignitor Electrode and Target Plate
Burner
Nozzle
Gap
Area
Ignitor
Electrode
SERVICE PROCEDURES
Continued
SPECIFICATIONS
Output Rating (Btu/Hr) 65,000 85,000 100,000
Fuel Consumption
Gallons/Hour 0.7 .93 1.1
Pounds/Hour 3.0 3.9 4.6
Fuel Propane Vapor Only
Supply Pressure To Regulator
Minimum (for purposes
of input adjustment) 10 psi
Maximum Tank Pressure
Regulator Outlet Pressure (Factory Preset)
Manifold Pressure 10" WC
Hot Air Output (CFM Approx) 475
Motor 3,200 RPM, 1/10 HP
Electric Input 120 V/60 Hz
Amperage 2.9
Ignition Continuous
Ignitor Gap (Inches) .13/.15
Weight (Pounds) Heater 23
Shipping 29
Size - L x W x H (Inches)
Carton 28.5 x 12.5 x 17
Heater 26.25 x 9 x 15.5
WIRING DIAGRAM
100,000 Btu/Hr Model
Black
Green
White
Motor
Ignitor
Orange
Blue
Blue
Auto Control
Valve
Thermocouple
12
34
56
87
Thermal Switch
Terminal Board
Blue
Black
Ignition
Control
White
Relay
Green
Green
Black
Black
White
White
Green
Power
Cord
ACCESSORIES
Purchase accessories and parts from your nearest dealer or service
center. If your dealer or service center can not supply an accessory
or part, either contact your nearest Parts Central (listed in the
separate Authorized Service Center booklet) or call DESA Heating
Products at 1-866-672-6040 for referral information. You can also
write to the address listed on the back page of this manual.
Fuel Gas Connector: LPA4020 - For All Models
A POL adapter with excess-flow