Maintenance; Service Procedures - Desa RLP30A Owner's Manual

MaINteNaNCe

WARNINGS
• Never service heater while it
is plugged in, connected to
propane supply, operating or
hot. Severe burns and electri-
cal shock can occur.
• Keep heater clear and free
from combustible materials,
gasoline and other flammable
vapors and liquids.
• Do not block the flow of com-
bustion or ventilation air.
1. Keep heater clean. Clean heater annually
or as needed to remove dust and debris. If
heater is dirty or dusty, clean heater with
a damp cloth. Use household cleaners on
difficult spots.
2. Inspect heater before each use. Check
connections 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, re-
place with hose specified by manufacturer.
4. Have heater inspected yearly by a quali-
fied service agency.
5. Keep inside of heater free from com-
bustible and foreign objects. Remove
motor and other internal parts if needed
to clean inside of heater (see Service
Procedures).
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 contained within the motor. If any part of
the electrical system is damaged, you must
replace motor.
113855-01D
MOTOR
1. Remove three screws that attach fan
guard to heater shell.
2. Remove motor and fan guard from heater
shell (see Figure 6).
3. Use hex wrench to loosen set screw which
holds fan to motor shaft (see Figure 7).
Remove 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 8).
Figure 6 - Removing Motor and Fan
Motor
Figure 8 - Removing or Attaching Fan
www.desatech.com
Screw
Guard from Heater
Figure 7 - Setscrew Location
Guard from Motor
Motor and
Fan Guard
Screw
Setscrew
Fan Guard
Screw
7