MASTER LOCK 150000 BTU/Hr User Manual

15

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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 25).

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.

Output Rating (BTU/Hr)

70,000

100,000

150,000

Fuel

Use Only Kerosene or No. 1 Fuel Oil

Fuel Tank Capacity

(U.S. Gal./Liters)

5.0/18.9

9.0/34.1

13.5/51.1

Fuel Consumption

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

.52/1.97

.78/2.95

1.10/4.16

Electric Requirements

220 V/60 Hz (Same All Models)

Amperage (Normal Run)

2.0

2.0

2.0

Hot Air Output (CFM/CMM)

250/7.1

490/13.9

500/14.2

RPM

3450

3450

3450

Fan

Motor
Shaft

Setscrew

Motor
Shaft

Flush

Fan

Setscrew