Dayton Operating Instructions and Parts Manual
Models 2E510E, 2E511E, 3E218E, and 3E219D
Maintenance (Continued)
5. Place plastic |
lightly tighten. |
FUEL AND AIR LINE REPLACEMENT AND PROPER ROUTING
Combustion
Chamber 
Burner
Strap
Photocell
Bracket
Air Line
Hose
Nozzle/
Adapter
Assembly
Fuel Line
Hose
6. Carefully remove nozzle from the |
nozzle adapter using 5/8" socket |
wrench. |
Nozzle
Face
Nozzle
Sleeve
Nozzle
1. | Remove upper shell (see page 6). |
2. | Remove side cover screws using |
| 5/16" nut driver. |
3. | Remove side cover. |
4. | Inspect fuel and air line hoses for |
| cracks and/or holes. If fuel line hose |
| is damaged, disconnect from |
| nozzle adapter (see Figure 18, 19, |
| or 20) and from fuel filter (see |
| page 7). If air line hose is damaged, |
| disconnect from nozzle adapter |
| (see Figure 18, 19, or 20) and from |
Figure 20 - Removing Air and Fuel Line Hoses (150,000 Btu/Hr Model Only)
NOZZLE
1.Remove upper shell (See page 6).
2.Remove fan (See page 6).
3.Remove fuel and air line hoses from nozzle assembly (See Figure 18, 19, or 20).
4.Turn nozzle assembly 1/4 turn to left and pull toward motor to remove (See Figure 21).
Burner Strap
Nozzle
Assembly
Figure 21 - Removing Nozzle Assembly, All Models
Nozzle Adapter
Air Line
Fitting
Fuel Line
Fitting
Figure 22 - Nozzle and Nozzle Adapter, All Models
7.Blow compressed air through face of nozzle. This will free any dirt in nozzle area.
8.Inspect nozzle sleeve for damage.
9.Replace nozzle into nozzle adapter until nozzle seats. Tighten 1/3 turn more using 5/8" socket wrench (40- 45
10.Attach nozzle assembly to burner strap.
11.Attach fuel and airline hoses to nozzle adapter assembly. See Fuel and Air Line Replacement and Proper Routing.
12.Replace fan (See page 6).
13.Replace fan guard and upper shell.
barb fitting on pump end cover |
(see Figure 23). |
5. Install new air and/or fuel line. |
Attach one end of air line hose to |
barb fitting on pump end cover |
(see Figure 23) and the other end |
to nozzle adapter (see Figure 18, |
19, or 20). Attach one end of fuel |
line hose to fuel filter (see page 7) |
and the other end to nozzle |
adapter (see Figure 18, 19, or 20). |
Note: Route hoses as shown in |
Figure 18, 19, or 20 according to |
Model. Hoses are not to touch |
photocell bracket. |
6. Replace side cover. |
7. Replace upper shell and fan guard |
(see page 6). |
Pump End Cover Barb Fitting
Barb |
|
Fitting |
|
Air Hose |
|
40/60,000 Btu/Hr | 115,000 Btu/Hr |
Models | Model |
Figure 23 - Air Hose to Barb Fitting
®
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