Desa BY100CE User Manual download pdf (Page 18)

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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

page 10).

2. Use 1/8" allen wrench to

loosen setscrew which

holds fan to motor shaft.

3. Slip fan off motor shaft.

4. Clean fan using a soft cloth

moistened with kerosene or

solvent.

5. Dry fan thoroughly.

6. Replace fan on motor

shaft. Place fan hub ﬂush

with end of motor shaft

(see Figure 30).

7. Place setscrew on ﬂat of

shaft. Tighten setscrew

ﬁrmly (40-50 inch-pounds/

4.5-5.6 n-m).

8. Replace fan guard and

upper shell.

Motor

Shaft

Setscrew

Figure 29 - Fan, Motor Shaft, and Setscrew Location

Motor

Shaft

Fan

Setscrew

Figure 30 - Fan Cross Section

Output Rating (Btu/Hr) 30,000 70,000 90,000 150,000

Fuel Use Only Kerosene or No. 1 Fuel Oil

Fuel Tank Capacity

(U.S. Gal./Liters) 3.0/11.4 5.0/18.9 9.0/34 13.5/51.1

Fuel Consumption

(Gal. Per Hr./Liters Per Hr.) .23/.87 .49/1.85 .66/2.5 1.1/4.1

Electric Requirements 230 V/50 Hz (Same All Models)

Amperage (Normal Run) .8 1.0 1.6 1.2

Hot Air Output (CFM/CMM) 140/4 225/6.4 425/12 500/14.2

RPM 1425 2850 2850 2850

SPECIFICATIONS

Fan

Flush

1 2 ... 13 14 15 16 17 18 19 20 21 22 23 ... 31 32

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Desa BY100CE User Manual Page 18

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