Desa H.S.I. Series owner manual Spark Plug Removal, 30,000 BTU/Hr Model

Page 12

Spark Plug

(30,000 BTU/Hr Model)

1.Remove upper shell (see page 10).

2.Remove fan (see page 19).

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 .055"

(1.4 mm) gap.

10.Replace burner strap onto spark plug. Rotate burner strap to position spark plug electrodes (see Figure 17).

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 19).

17.Replace fan guard and upper shell.

12

Combustion

Chamber

Spark Plug

Burner

Mounting Nut

Strap Spark

 

 

Plug Spark Plug

 

Wire

Nozzle

Assembly

Air Line

Fuel Line

Hose

Hose

Figure 15 - Spark Plug Removal, 30,000 BTU/Hr Model

Bend Here to Adjust Gap

.055" (1.4 mm) Gap

Figure 16 - Spark Plug Gap, 30,000 BTU/Hr Model

Burner

BurnerStrap

Strap

Figure 17 - Spark Plug Rotation, 30,000 BTU/Hr Model Only

099605

Image 12
Contents Portable Forced AIR Heaters Contents Safety Information Carbon monoxide poisoning may lead to deathProduct Identification Unpacking Assembly Tools NeededTheory OperationFuels Ventilation Operation To Start HeaterOperation Storage Preventative Maintenance Schedule To Stop HeaterTo Restart Heater TROUBLE- Shooting How Often How ToService Procedures Upper Shell RemovalFuel Filter Remove side cover screws using 5/16 nut-driver Spark Plug Spark Plug Removal, 30,000 BTU/Hr ModelSpark Plug Removal, 70/90/150,000 BTU/Hr Models Pump Pressure Adjustment Air Output, Air Intake, and Lint FiltersNozzle Removing Air and Fuel Line Hoses, 30,000 BTU/Hr ModelRemoving Burner Head, 70/90,000 BTU/Hr Models Removing Burner Head, 150,000 BTU/Hr Model Pump Rotor Rotor Location, 30/70,000 BTU/Hr ModelsSpecifications FanWiring Diagrams Wiring Diagram, 30,000 BTU/Hr EDI ModelWiring Diagram, 30,000 BTU/Hr EEI Model Parts Breakdown 30,000 BTU/Hr EDI/EEIParts List KEY Part QTY Number Description EDI EEIBurner Head Assembly 70,000 BTU/Hr EDI/EEIFHPF3-2C 90,000 BTU/Hr EDI/EEI Parts List Illustrated Parts Breakdown 150,000 BTU/Hr EDI/EEI150,000 BTU/Hr EDI/EEI WLM-4CWheels and Handles for 90,000 Accessories Warranty and Repair Service Certificate of General Equipment Limited 90 DAY Warranty