SERVICE PROCEDURES
11
SERVICE PROCEDURES
Continued
NOZZLE ASSEMBLY
1.Remove upper shell (see page 8).
2.Remove fan (see page 13).
3.Remove fuel and air line hoses from nozzle assembly (see Fig- ure 17, 18 or 19).
4.Turn nozzle assembly 1/4 turn to left and pull toward motor to remove (see Figure 20).
5.Place plastic
6.Carefully remove nozzle from the nozzle adapter using 5/8" socket wrench (see Figure 21).
7.Blow compressed air through face of nozzle. This will free any dirt in nozzle area.
9.Replace nozzle into nozzle adapter until nozzle seats. Tighten 1/3 turn more using 5/8" socket wrench 4.5 to 5.1
10.Attach nozzle assembly to burner strap.
11.Attach fuel and airline hoses to nozzle assembly. See Fuel and Airline Replacement and Proper Routing, page 12.
12.Replace fan (see page 13).
13.Replace fan guard and upper shell (see page 8).
Combustion
Chamber
8.Inspect nozzle seal for damage.
Combustion
Chamber
Nozzle
Adapter
Bracket
Photocell
Bracket
Nozzle/Adapter Assembly
Fuel Line Hose
Nozzle
Adapter
Bracket
Photocell
Bracket
Air Line Hose
Nozzle/
Adapter
Assembly
Fuel Line Hose
Air Line Hose
Figure 19 - Removing Air and Fuel Line Hoses (BY150CEH Model Only)
Figure 17 - Removing Air and Fuel Line Hoses (BY35CEH and BY70CEH Models Only)
Combustion | Nozzle/Adapter | |
Chamber | ||
Assembly | ||
|
Combustion
Chamber
Nozzle Adapter
Bracket
Air Line Hose
Photocell Bracket
Nozzle/
Adapter
Assembly
Fuel Line Hose
Figure 20 - Removing Nozzle/Adapter Assembly
Nozzle |
|
Face | Nozzle Seal |
|
Nozzle
Nozzle Adapter
Figure 18 - Removing Air and Fuel Line Hoses (BY100CEH Model Only)
Air Line |
|
Fitting | Fuel Line |
| Fitting |
Figure 21 - Nozzle and Nozzle Adapter
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