Fuel Line Hose
Nozzle Assembly

OWNER’S MANUAL

SERVICE PROCEDURES

Continued

Spark Plug

(35,000 Btu/Hr Model)

1.

Remove upper shell (see page 8).

2.

Remove fan (see page 13).

3.

Remove fuel and air line

Combustion

 

Burner

Spark Plug

Chamber

Spark Plug

Strap

(70/100/150,000 Btu/Hr Models)

 

Spark

 

Mounting Nut

1.

Remove upper shell (see page 8).

 

 

Plug

 

 

2.

Remove fan (see page 13).

 

 

Spark

 

 

Plug

3.

Remove spark plug wire from spark plug.

 

 

Wire

4.

Remove spark plug from burner head

 

 

 

 

 

 

 

using 13/16" open-end wrench.

 

 

 

5.

Clean and regap spark plug electrodes

 

 

 

 

as follows:

 

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 us-

 

ing 11/16" open-end wrench.

Air Line Hose

Figure 11 - Spark Plug Removal, 35,000 Btu/Hr Model

Bend Here to

Adjust Gap

70/100,000 Btu/Hr Models:

1.9 mm (.075") gap

150,000 Btu/Hr Model:

2.8 mm (.110") gap

6.Install spark plug in burner head.

7.Attach spark plug wire to spark plug.

8.Replace fan (see page 13).

9.Replace fan guard and upper shell.

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 13).

17.

Replace fan guard and upper shell.

1.4 mm

Burner Head

Spark Plug Wire

(.055") Gap

 

Figure 12 - Spark Plug Gap, 35,000 Btu/Hr

Model

Burner Strap

Spark

Plug

Figure 14 - Spark Plug Removal, 70/100/

150,000 Btu/Hr Models

Bend Here to

Adjust Gap

Figure 13 - Spark Plug Rotation, 35,000

Btu/Hr Model Only

Gap

Figure 15 - Spark Plug Gap, 70/100/150,000

Btu/Hr Models

Continued

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Page 9
Image 9
Master Lock B35CEA, B70CEA, B150CEA Spark Plug, 35,000 Btu/Hr Model, 70/100/150,000 Btu/Hr Models, 70/100,000 Btu/Hr Models

B150CEA, B100CEA, B35CEA, B70CEA specifications

Master Lock is a renowned name in security solutions, offering a wide range of products designed to enhance safety and peace of mind. Among its notable offerings are the B70CEA, B35CEA, B100CEA, and B150CEA padlocks, each tailored for specific applications while ensuring robust protection.

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