Superior VFST-27VSN-2 Gas Heater User Manual


 
NOTE: DIAGRAMS & ILLUSTRATION NOT TO SCALE.
7
An incorrect pilot flame pattern is shown in
Figure 11
. This pilot flame will cause the
thermocouple to cool. When the thermocouple
cools, the log set will shut off. If pilot flame
pattern is incorrect, or if log set shuts off,
contact your service representative.
Figure 11
In normal operation, at full rate, after 15 min-
utes the following flame appearance should be
observed:
Burner Flame Characteristics – The flames
should be yellow. The flames should extend
about 3 – 4" above the logs for natural gas and
2 – 3" above for propane (L.P.G.) gas (
Figure
12
).
Figure 12
Note: Propane Model Shown
Figure 9
PILOT
CUT OUT
Step 3. Assembling the Logs
WARNING: DO NOT ADD EXTRA LOGS OR
ORNAMENTS SUCH AS PINE CONES, VER-
MICULITE OR ROCK WOOL. USING THESE
ADDED ITEMS CAN CAUSE SOOTING.
WARNING: DO NOT PLACE ANY LAVA
ROCK ON LOGS OR BURNERS. THIS MAY
CAUSE SOOTING. ONLY PLACE LAVA
ROCK ON FLOOR OF FIREPLACE.
The heater includes a unitized set of eight
ceramic fiber logs. The heater and logs are
assembled as shown in
Figure 9
. Handle these
logs with great care. The logs can be easily
damaged, but when handled properly they can
provide years of performance and enjoyment.
WARNING: FAILURE TO POSITION THE
PARTS IN ACCORDANCE WITH THESE
DIAGRAMS OR FAILURE TO USE ONLY
PARTS SPECIFICALLY APPROVED WITH
THIS HEATER MAY RESULT IN PROP-
ERTY DAMAGE OR PERSONAL INJURY.
Periodically check the positioning of all logs.
Flame Appearance
REFER TO THE OPERATING INSTRUCTIONS
LOCATED AT THE BACK OF THIS MANUAL
BEFORE LIGHTING THE HEATER TO OBSERVE
THE FLAMES.
Flames from the pilot, front and rear burner
should be visually checked as soon as the
heater is installed. In addition a periodic visual
check of the flames should be made. The pilot
flame should always be present when the heater
is in operation (
Figure 10
).
WARNING: NO ADJUSTMENTS ARE TO
BE MADE TO THE ODS PILOT SYSTEM.
TAMPERING WITH THIS SYSTEM CAN
BE EXTREMELY HAZARDOUS.
Figure 10