Millivolt Appliance Checkout; Electronic Appliance Checkout; Product Reference Information; Warranty - Lennox SLDVT-40 Care And Operation Instructions Manual

caution: carbon will be pro-
duced if the air shutter is closed
too much. any damage due to
carboning resulting from improp-
erly setting the air shutter is not
covered under the warranty.
Burner air shutter adjustment
adjustment set-screw
adjustment rod up
(Fully open position)
Burner tube
air shutter
adjustment rod down
(minimum air opening
ref. air shutter patent:
position)
u.s. pat. 5,553,603
Main Burner Factory air shutter
opening setting - inches (millimeter)
Model natural
Gas
1/32"
sLdVt-35
(0.795 mm)
1/32"
sLdVt-40
(0.795 mm)
Figure 11

Millivolt appliance checkout

The pilot flame should be steady, not lifting
or floating. Flame should be blue in color with
traces of orange at the outer edge.
The top 3/8" (10 mm) at the pilot generator
(thermopile) and the top 1/8" minimum (tip)
of the quick drop out thermocouple should be
engulfed in the pilot flame. The flame should
project 1" (25 mm) beyond the hood at all three
ports. See Figures 12 or 13.
To light the burner, refer to the lighting instruc-
tions on Pages 18 & 19.
sit MiLLiVoLt piLot asseMBLY
proper pilot Flame appearance
thermocouple
pilot
nozzels
Figure 12

electronic appliance checkout

To light the burner, refer to the lighting instruc-
tions on Pages 20 & 21. Ensure the igniter
lights the pilot. The pilot flame should engulf
the flame sensor as shown in Figure 13.
eLectronic piLot asseMBLY
ELECTRONIC
propane
Sensor
Gas
3/16"
Ignitor
(4.763 mm)
3/16"
(4.763 mm)
Note: If the ignitor is damaged,
a replacement kit is available,
order Catalog Number 87L54.
Figure 13
Your Fireplace's Model Number ________________________________________
Your Fireplace's Serial Number ________________________________________
The Date On Which Your Fireplace Was Installed _ __________________________
The Type of Gas Your Fireplace Uses ____________________________________
Your Dealer's Name ________________________________________________
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
igniter rod
Hood
3/8" Min.
(9 mm)
thermopile
Pilot
Hood

WarrantY

Your gas appliance is covered by a limited
twenty year warranty. You will find a copy
of the warranty accompanying this manual.
Please read the warranty to be familiar with
its coverage.
Retain this manual. File it with your other
documents for future reference.

product reFerence inForMation

We recommend that you record the following im-
portant information about your fireplace. Please
contact your Lennox dealer for any questions
or concerns. For the number of your nearest
Lennox dealer, please call 1-800-9-LENNOX
repLaceMent parts
A complete parts list is found at the end of
this manual. Use only parts supplied from the
manufacturer.
With proper care and maintenance, your
appliance will provide many years of enjoy-
ment. If you should experience any problem,
first refer to the troubleshooting guide in this
manual. If problem persists, contact your
Lennox distributor.
Normally, all parts should be ordered through
your Lennox distributor or dealer. Parts will be
shipped at prevailing prices at time of order.
When ordering repair parts, always give the
following information:
1. The model number of the appliance.
2. The serial number of the appliance.
3. The part number.
4. The description of the part.
5. The quantity required.
6. The installation date of the appliance.
If you encounter any problems or have any ques-
tions concerning the installation or application
of this system, please contact your distributor,
or Lennox directly:
LennoX HeartH products
1110 West taft avenue
orange, ca 92865
visit us at www.Lennox.com
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