Master Lock BH150CE owner manual Service Procedures, Upper Shell Removal, Fuel Filter

SERVICE PROCEDURES

Upper Shell Removal

1.Remove screws along each side of heater using 5/16" nut-driver. These screws attach upper and lower shells together.

2.Lift upper shell off.

3.Remove fan guard.

Fuel Filter

1.Remove upper shell (see page 10).

2.Remove fan (see page 14).

3.Loosen flare nut using 3/4" open-end wrench. Push fuel tube down, away from burner head. Fuel filter is located inside of fuel tube.

4.Lift out fuel filter.

5.Wash fuel filter with clean fuel and replace in fuel tube.

6.Connect fuel tube to burner head. Attach flare nut until nut seats against fuel tube and fitting. Tighten 1/4 turn more using 3/4" open-end wrench (11.3-14.7 n-m/ 100-130 inch-pounds).

7.Replace fan (see page 14).

8.Replace fan guard and upper shell.

10

WARNING

Never service heater while it is plugged in, operating, or hot. Severe burns and electrical shock can occur.

Upper

Shell

Fan Guard

Figure 5 - Upper Shell Removal

Fuel Filter	Combustion
	Chamber

Burner

Head

Fuel Tube

Flare Nut

Figure 6 - Fuel Filter Removal

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