Desa 30, 90, 70 owner manual Specifications

Models: 70 30 90

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SPECIFICATIONS

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 36).

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.

SPECIFICATIONS

Setscrew

Fan

Motor

Shaft

Figure 35 - Fan, Motor Shaft, and Setscrew Location

Fan

Flush

Motor

Shaft

Setscrew

Figure 36 - 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)

3.0/11.35

5.0/18.92

9.0/34.06

13.5/51.09

Fuel Consumption

 

 

 

 

(Gal. Per Hr./Liters Per Hr.)

.23/.87

.49/1.85

.66/2.5

1.10/4.16

Electric Requirements

230 V/50 Hz (Same All Models)

 

Amperage (Normal Run)

.8

1.0

1.58

1.5

Hot Air Output (CFM/CMM)

140/3.96

225/6.36

425/12

600/17

RPM

1425

2850

2850

2850

19

099606

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Desa 30, 90, 70 owner manual Specifications