Desa BY100CE User Manual download pdf (Page 12)

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Spark Plug

(30,000 Btu/Hr Model)

1. Remove upper shell (see

page 10).

2. Remove fan (see page 18).

3. Remove fuel and air line

hoses from nozzle

assembly.

4. Remove spark plug wire

from spark plug.

5. Remove two screws using

5/16" nut-driver and

remove burner strap.

6. Place hex-body of spark

plug into vise and tighten.

7. Remove spark plug

mounting nut using 11/16"

open-end wrench.

8. Remove burner strap from

spark plug.

9. Clean and regap spark plug

electrodes to 1.4 mm

(.055") gap.

10. Replace burner strap onto

spark plug. Rotate burner

strap to position spark plug

electrodes (see Figure 13).

11. Tighten spark plug with

spark plug mounting nut.

12. Release hex-body of spark

plug from vise.

13. Replace burner strap onto

combustion chamber.

14. Attach spark plug wire to

spark plug.

15. Attach fuel and air line

hoses to nozzle assembly.

16. Replace fan (see page 18).

17. Replace fan guard and

upper shell.

Figure 13 - Spark Plug Rotation, 30,000 Btu/Hr Model Only

Bend Here

to Adjust

Gap

Figure 12 - Spark Plug Gap, 30,000 Btu/Hr Model

Figure 11 - Spark Plug Removal, 30,000 Btu/Hr Model

Combustion

Chamber

Burner

Strap

Nozzle

Assembly

Fuel Line

Hose

Air Line

Hose

Spark Plug

Mounting Nut

Spark

Plug

Spark Plug

Wire

1.4 mm (.055") Gap

Burner

Strap

Burner

Strap

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 ... 31 32

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Desa BY100CE User Manual Page 12

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