Homelite HH110 & HH150A, HH35A Service Procedures, Upper Shell Removal, Portable Space Heater

PORTABLE SPACE HEATER

SERVICE

PROCEDURES

WARNING: Never service heater while it is plugged in, op- erating, or hot. Severe burns and electrical shock can occur.

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.

Upper

Shell

Fan

Guard

Figure 7 - Upper Shell Removal, 35/55,000 BTU/Hr Models

FAN

IMPORTANT: Remove fan from motor shaft before removing motor from heater. The weight of the motor resting on the fan could damage the fan pitch.

1.Remove upper shell (see Upper Shell Removal).

2.Use 1/8" allen wrench to loosen set- screw which holds fan to motor shaft.

3.Slip fan off motor shaft.

4.Clean fan using soft cloth moistened with kerosene or solvent.

5.Dry fan thoroughly.

6.(35/55/110,000 BTU/Hr Models) Re- place fan on motor shaft. Place fan hub flush with end of motor shaft (see Fig- ure 9). (150,000 BTU/Hr Model) Re- place fan on motor shaft. Make sure set screw is touching back of flat surface on motor shaft (see Figure 10).

7.Place setscrew on flat of shaft. Tighten setscrew firmly (40-50 inch-pounds).

8.Replace fan guard and upper shell.

Fan

Motor

Flush

AIR OUTPUT, AIR INTAKE, AND LINT FILTERS

1.Remove upper shell (see Upper Shell Removal).

2.Remove filter end cover screws using 5/16" nut-driver.

3.Remove filter end cover.

4.Replace air output and lint filters.

5.Wash or replace air intake filter (see Preventative Maintenance Schedule, page 6).

6.Replace filter end cover.

7.Replace fan guard and upper shell.

IMPORTANT: Do not oil filters.

Air Intake

Filter

Filter End

Cover Fan

Guard

Lint Filter

Air Output

Filter

Figure 11 - Air Output, Air Intake, and Lint Filters, 35/55,000 BTU/Hr Models

Upper Shell

Fan Guard

Motor Shaft

Setscrew

Figure 9 - Fan Cross Section 35/55/110,000 BTU/Hr Models

Fan

Air Intake

Filter

Filter End

Cover

Fan Guard

Figure 8 - Upper Shell Removal, 110/150,000 BTU/Hr Models

Back of Flat

Surface on

Motor Shaft

Motor

Shaft

Motor

Setscrew

Figure 10 - Fan Cross Section 150,000 BTU/Hr Model

Lint Filter

Air Output

Filter

Figure 12 - Air Output, Air Intake, and Lint Filters, 110/150,000 BTU/Hr Models

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