MAINTENANCE
Continued
2.Inspect heater before each use. Check connec- tions for leaks. Apply mixture of liquid soap and water to connections. Bubbles forming show a leak. Correct all leaks at once.
3.Inspect hose/regulator assembly before each use. If hose is highly worn or cut, replace.
4.Have heater inspected yearly by a qualified service agency.
5.Keep inside of heater free from combustible and foreign objects. Remove motor and other internal parts if needed to clean inside of heater (see Service Procedures, page 7).
6.Clean fan blades each season or as needed (see Fan, page 8).
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 10).
3.Use hex wrench to loosen set screw which holds fan to motor shaft (see Figure 11). 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
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
11.Place motor and fan guard into rear of heater shell. Make sure power cord is properly lo- cated (see Figure 13).
12.Insert three screws through heater shell and into fan guard. Tighten screws firmly.
Figure 10 - Removing Motor and Fan
Guard from Heater
Setscrew
Figure 11 - Setscrew Location
Figure 12 - Removing or Attaching Fan
Guard from Motor
Figure 13 - Replacing Motor and Fan Guard into Heater
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