Master Lock B100, B30, B70, B150 owner manual Pump Rotor, Rotor Location, 30/70,000 BTU/Hr Models

Page 18

 

 

 

Blade

 

Air

 

Pump Rotor

 

Pump

 

 

Intake

 

(Procedure if rotor is binding)

 

Plate

 

 

Filter

 

1. Remove upper shell (see

 

 

 

 

 

 

 

Filter End

 

 

page 10).

 

 

 

 

 

 

 

 

Cover

 

2. Remove filter end cover

 

 

 

 

 

 

 

 

Fan Guard

 

screws using 5/16" nut-

 

 

 

 

 

 

 

 

 

(90,000 BTU/Hr

 

driver.

 

 

 

 

 

 

 

 

 

Model Shown)

3. Remove filter end cover

Insert

 

 

 

 

 

 

and air filters.

 

 

 

 

 

Rotor

 

 

 

4.

Remove pump plate

 

Air Output

 

 

 

 

screws using 5/16" nut-

 

 

 

 

 

50 ROTOR

PFA/P 056

 

 

 

 

driver.

 

Filter

 

 

 

 

 

 

 

 

 

5.

Remove pump plate.

Figure 31 - Rotor Location, 30/70,000 BTU/Hr Models

6. Remove rotor, insert, and

 

 

 

 

 

 

blades.

 

Blade

Pump

 

 

7. Check for debris in pump.

 

Plate

 

 

 

 

Air

 

 

If debris is found, blow

 

 

 

 

 

out with compressed air.

 

 

 

Intake

 

 

 

 

 

Filter

 

8. Install insert and rotor.

 

 

 

 

 

 

 

 

 

9. Check gap on rotor.

 

 

 

Filter End

 

Adjust to .003"/.004"

 

 

 

Cover

Fan Guard

 

(.076/.101 mm) if needed

 

 

 

 

(90,000 BTU/Hr

 

(see Figure 33).

Insert

 

 

 

Model Shown)

Note: Rotate rotor one

Rotor

 

 

 

full turn to insure the gap is

 

Air

 

 

 

.003"/.004" (.076/.101 mm) at

 

 

 

 

 

Output

 

 

 

tightest position. Adjust if

 

 

 

 

150 ROTOR

PFA/P 059

 

 

 

needed.

 

Filter

 

 

 

 

 

 

 

 

10. Install blades, pump plate,

Figure 32 - Rotor Location, 90/150,000 BTU/Hr Models

 

air filters, and filter end

 

 

 

 

 

 

 

cover.

 

 

 

 

 

11. Replace fan guard and

Gap Adjusting

 

 

 

 

upper shell.

Screw

 

 

 

 

12.Adjust pump pressure (see page 14).

Note: If rotor is still binding,

 

.003"/.004"

proceed as follows.

 

 

(.076/.101 mm) Gap

 

 

13. Perform steps 1 through 6

 

Measured With

above.

 

Feeler Gauge

14. Place fine grade sandpaper

 

Sandpaper

(600 grit) on flat surface.

Blade

Rotor

Sand rotor lightly in

 

 

 

“figure 8” motion four

 

 

times (see Figure 34).

Gap

 

15. Reinstall insert and rotor.

 

Adjusting

 

16. Perform steps 10 through

 

Screw

 

12 above.

 

Figure 33 - Gap Adjusting

 

 

 

 

Screw Locations

Figure 34 - Sanding Rotor

18

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Contents Portable Forced AIR Heaters Contents Safety Information Carbon monoxide poisoning may lead to deathProduct IdentificationAssembly UnpackingTools Needed Theory OperationFuels Supply VentilationElectricity To Start HeaterSchedule Preventative MaintenanceStorage To Stop HeaterTrouble Shooting How Often How ToService Procedures Upper Shell RemovalFuel Filter Remove side cover screws using 5/16 nut-driver Spark Plug Spark Plug Removal, 30,000 BTU/Hr ModelSpark Plug Removal, 70/90/150,000 BTU/Hr Models Pump Pressure Adjustment Air Output, Air IntakeLint Filters Nozzle Removing Air and Fuel Line Hoses, 30,000 BTU/Hr ModelRemoving Burner Head, 70/90,000 BTU/Hr Models Remove upper shell see Pump Rotor Rotor Location, 30/70,000 BTU/Hr ModelsFan Important Remove fanWiring Diagrams 240V/50HzWhite Accessories Illustrated Parts Breakdown Wheels30,000 BTU/Hr Parts List KEY Part Number Description QTYBurner Head Assembly 70,000 BTU/HrFHPF3-2C 90,000 BTU/Hr M27694 Adjusting Screw 078918-01 Terminal Board Tab Cap Illustrated 150,000 BTU/HrNPC-4C Warranty and Repair Service Certificate of General Equipment Limited 90 DAY Warranty

B100, B70, B150, B30 specifications

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