Sears 583.35683 Electric Heater User Manual


 
Nozzle
(110,000 Btu/Hr Model)
1. Remove upper shell (see page 10).
2. Remove fan (see page 10).
3. Remove fuel and air line hoses from
burner head.
4. Remove spark plug cable from spark
plug.
5. Remove spark plug from burner
head using 13/16" open-end wrench•
6. Remove three screws using
5/16" nut-driver and remove burner
head from combustion chamber.
7. Place burner head into vise and
lightly tighten•
8. Carefully remove nozzle from
burner head using 5/8" socket
wrench (see Figure 25).
9. Blow compressed air thru face of
nozzle• This will free any dirt in
nozzle area.
10.Inspect nozzle sleeve for damage.
11.Replace nozzle into burner head and
tighten firmly (80-110 inch-pounds).
12.Attach burner head to combustion
chamber.
13.Install spark plug in burner head.
14.Attach spark plug cable to spark plug.
15.Attach fuel and airline hoses to
burner head.
16.Replace fan (see page 10).
17.Replace fan guard and upper shell•
Pump Rotor
(Procedure if rotor is binding)
l. Remove upper shell (see page 10).
2. Remove filter end cover screws
using 5/16" nut-driver.
3. Remove filter end cover and air
filters•
4. Remove pump plate screws using
5/16" nut-driver.
5. Remove pump plate•
6. Remove rotor, insert, and blades•
7. Check for debris in pump. If debris is
found, blow out with compressed air.
8. Install insert and rotor•
9. Check gap on rotor• Adjust to
•003"/•004" if needed (see Figure
28, page 14).
Noto: Rotate rotor one full turn to
insure the gap is .00, /.004 at tightest
position• Adjust if needed•
Continued
100506
Combustion Spark Plug
Chamber \\ Burner Head Wire
/
/
/
Screw
Spark
Plug
" × Fuel Line Hose
Air Line Hose
Figure 24 - Removing Burner Head, 110,000 Btu/Hr Model
.....\ Nozzle
NozzleI \_ Sleeve
Face __
Nozzle
Burner ",,
",,, Fuel Line
Head ' Fitting
Air Line
Fitting
Figure 25 - Removing Nozzle, 110,000 Btu/Hr Model
Blade
Air Intake
Pump _ Filter
f
f Filter End
/
JJ Cover
Insert "
Rotor
j- Fan Guard
Air Output
Filter
Figure 26 - Rotor Location, 35/55,000 Btu/Hr Models
Blade Pump
Plate Air Intake
/Filter
Filter End
Cover
/
Ins
FanGuard
jJJ
Rotor
Air Output
Filter
Figure 27 - Rotor Location, 110,000 Btu/Hr Model