Desa RCLP30 Service Procedures, Electrical System, Removing Motor and Fan, Guard from Heater

SERVICE PROCEDURES

WARNING: Never service heater while it is plugged in, connected to propane supply, operating or hot. Severe burns and electrical shock can occur.

ELECTRICAL SYSTEM

The entire electrical system for this heater is con- tained within the motor. If any part of the electrical system is damaged, you must replace motor.

MOTOR

1.Remove three screws that attach fan guard to heater shell.

2.Remove motor and fan guard from heater shell (see Figure 9).

3.Use hex wrench to loosen set screw which holds fan to motor shaft (see Figure 10). Re- move fan. Be careful not to damage the fan blade pitch.

4.Remove two nuts and two screws that attach fan guard to motor using nut-driver. Remove fan guard from motor (see Figure 11).

5.Disconnect the green power cord wire from motor and remove black and white wire ter- minals.

6.Discard old motor.

7.Attach green power cord wire to motor.

8.Attach fan guard to new motor with two nuts and two screws.

9.Replace black and white terminals.

10.Place fan onto motor shaft of new motor. Make sure set screw contacts flat surface on motor shaft. Tighten set screw firmly (40-50 inch-pounds).

11.Place new motor and fan guard into rear of heater shell. Make sure power cord is properly located (see Figure 12).

12.Insert three screws through heater shell and into fan guard. Tighten screws firmly.

Figure 9 - Removing Motor and Fan

Guard from Heater

Setscrew

Figure 10 - Setscrew Location

Figure 11 - Removing or Attaching Fan

Guard from Motor

Figure 12 - Replacing Motor and Fan

FAN Guard into Heater

1.Remove three screws that attach fan guard to heater shell.

2.Remove motor and fan guard from heater shell (see Figure 9).

3.Use hex wrench to loosen set screw that holds fan to motor shaft (see Figure 10).

4.Remove fan. Be careful not to damage the fan

	blade pitch.
5a.	If replacing fan, remove old fan and discard.
	Go to step 7.
5b.	If cleaning fan, use soft cloth moistened with
	kerosene or solvent.

6.Dry fan thoroughly.

7.Place fan onto motor shaft. Make sure set screw contacts flat surface on motor shaft. Tighten set screw firmly (40-50 inch-pounds).

8.Place motor and fan guard into rear of heater shell. Make sure power cord is properly lo- cated (see Figure 12).

9.Insert three screws through heater shell and into fan guard. Tighten screws firmly.

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