![background image](http://html.mh-extra.com/html/desa/vanguard-vp1600c/vanguard-vp1600c_owners-operation-and-installation-manual_2485970026.webp)
26
100751
CLEANING
AND
MAINTENANCE
WARNING ICON
G 001
WARNING
Turn off heater and let cool before cleaning.
WARNING ICON
G 001
CAUTION
You must keep control areas, burner, and circulating air
passageways of heater clean. Inspect these areas of heater before
each use. Have heater inspected yearly by a qualified service
person. Heater may need more frequent cleaning due to excessive
lint from carpeting, bedding material, etc.
ODS/PILOT AND BURNER ORIFICE
• Use a vacuum cleaner, pressurized air, or small, soft bristled brush to clean.
CABINET
Air Passageways
• Use a vacuum cleaner or pressurized air to clean.
Exterior
• Use a soft cloth dampened with a mild soap and water mixture. Wipe the
cabinet to remove dust.
TROUBLE-
SHOOTING
WARNING ICON
G 001
WARNING
Turn off and unplug heater and let cool before servicing. Only a
qualified service person should service and repair heater.
WARNING ICON
G 001
CAUTION
Never use a wire, needle, or similar object to clean ODS/pilot. This
can damage ODS/pilot unit.
Note: All troubleshooting
items are listed in order of
operation.
POSSIBLE
CAUSE
1. Ignitor electrode posi-
tioned wrong.
2. Ignitor electrode broken.
3. Ignitor electrode not
connected to ignitor cable.
4. Ignitor cable pinched or
wet.
5. Broken ignitor cable.
6. Bad piezo ignitor.
7. Piezo ignitor nut is loose
(Thermostat models only).
REMEDY
1. Replace ignitor.
2. Replace ignitor.
3. Reconnect ignitor cable.
4. Free ignitor cable if pinched
by any metal or tubing.
Keep ignitor cable dry.
5. Replace ignitor cable.
6. Replace control valve
(piezo is part of control
valve).
7. Tighten nut holding piezo
ignitor. Nut is located in-
side heater cabinet at top.
OBSERVED
PROBLEM
When control knob is
pressed in and turned
to the PILOT/IGN
position, there is no
spark at ODS/pilot
(non-thermostat
models only).
When ignitor button is
pressed in, there is no
spark at ODS/pilot
(thermostat models
only).