Desa BTU/HR - Manual (Page 15)

www.desatech.com 113282-01C 15
SERVICE PROCEDURES
Continued
IGNITION CONTROL ASSEMBLY
WARNING: High voltage!
1. Unplug heater.
2. Remove side cover screws (4) using 5/16" nut-
driver to expose ignition control assembly.
3. Remove fuse cover (see Figure 34).
4. Remove fuse from fuse clips (see Figure 34).
5. Replace fuse with fuse of the same type and
rating (GMA-10). Do not substitute a fuse with
a higher current rating.
6. Replace fuse cover (see Figure 34).
7. Replace side cover (see Figures 18 or 19,
page 10).
Figure 34 - Replacing Fuse
Fuse
Fuse
Cover
Fuse Clips
SPECIFICATIONS
Model Size 40 50/55/60 70 110/115 155 165 200
Output Rating (Btu/Hr) 40,000 50/55/ 70,000 110,000 155,000 165,000 200,000
& 60,000 & 115,000
Fuel Use only kerosene, #1/#2 diesel/fuel oil, JET A or JP-8 fuels*
Fuel Tank Capacity
(U.S. Gal./Liters) 3/11.3 5/18.9 5/18.9 9/34 13.5/51 13.5/51 13.5/51
Fuel Consumption
(Gal. Per Hr/Liters Per Hr) .3/1.14 .44/1.67 .52/1.97 .85/3.00 1.14/4.31 1.2/4.54 1.4/5.3
Pump Pressure (psi) 3.0 3.4 4.7 5.1 5.2 5.6 6.2
Electric Requirements 120 V/60 HZ (Same All Models)
Amperage (Normal Run) 2.0 2.0 2.8 3.6 3.6 3.6 3.6
Motor RPM 1725 1725 3440 3400 3400 3400 3400
Hot Air Output (CFM) 170 180 360 490 550 575 600
Motor HP 1/15 1/15 1/8 1/5 1/5 1/5 1/4
Shipping Weight 32/14.5 34/15.4 36/16.3 56/25.4 69/31.3 71/32.2 83/37.6
(Approximate Pounds/Kilograms)
Heater Weight without Fuel 28/12.7 30/13.6 32/14.5 48/21.8 60/27.2 61/27.7 72/32.7
(Approximate Pounds/Kilograms)
* Use of #2 diesel & fuel oil will result in noticeable odor and could require additional fuel filter
maintenance. Use in extreme cold temperatures may require nontoxic anti-icer additives.