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IMPORTANT WARNINGS / CAUTIONS
CAUTION: READ THIS MANUAL THOROUGHLY BEFORE STARTING INSTALLATION. FOR YOUR SAFETY,
FOLLOW THE INSTALLATION, OPERATION AND MAINTENANCE INSTRUCTIONS EXACTLY WITHOUT DE-
VIATION. FAILURE TO FOLLOW THESE INSTRUCTIONS MAY RESULT IN A POSSIBLE FIRE HAZARD AND
MAY VOID THE WARRANTY. IF THIS APPLIANCE IS NOT PROPERLY INSTALLED, A HOUSE FIRE MAY RE-
SULT. CONTACT LOCAL BUILDING OR FIRE OFFICIALS ABOUT RESTRICTIONS AND INSTALLATION IN-
SPECTION IN YOUR AREA.
PAGE 2
1. WARNING: IMPROPER ASSEMBLY, INSTALLATION, AD-
JUSTMENT, ALTERATION, SERVICE OR MAINTENANCE
CAN CAUSE INJURY AND / OR PROPERTY DAMAGE. IN-
STALLATION AND SERVICE MUST BE PERFORMED BY A
QUALIFIED INSTALLER, SERVICE AGENCY OR THE GAS
SUPPLIER. EXCEPT WHEN COMPLYING WITH LOCAL
CODES, ANY DEVIATION FROM THE INSTALLATION AND /
OR OPERATING INSTRUCTIONS CONTAINED IN THIS
MANUAL WILL VOID THE APPLIANCE WARRANTY AND
MAY BE HAZARDOUS.
2. DUE TO HIGH TEMPERATURES, THIS APPLIANCE SHOULD
BE LOCATED OUT OF TRAFFIC AND AWAY FROM FURNI-
TURE, DRAPERIES AND NOT IN WINDY OR DRAFTY AREAS.
3. THE APPLIANCE MUST NOT BE CONNECTED TO A CHIM-
NEY FLUE SERVING A SEPARATE SOLID-FUEL BURNING
APPLIANCE.
4. MODEL L20 DVF-2 IS EQUIPPED WITH A RELIEF DOOR IN
CASE OF DELAYED IGNITION BLOWBACK. IF THE RELIEF
DOOR OPENS, REMOVE BACK PANEL AND INSPECT FOR
GASKET DAMAGE. IF NECESSARY, REPLACE WITH FAC-
TORY SUPPLIED GASKET ONLY. CONFIRM RELIEF DOOR
IS CLOSED AND PROPERLY SEATED, THEN REPLACE
BACK PANEL.
5. CAUTION: HOT WHILE IN OPERATION. AN APPLIANCE HOT
ENOUGH TO WARM YOUR HOME CAN SEVERELY BURN
ANYONE TOUCHING IT. KEEP CHILDREN, CLOTHING AND
FURNITURE AWAY. CONTACT MAY CAUSE SKIN BURNS. DO
NOT LET CHILDREN TOUCH THE APPLIANCE. TRAIN THEM
TO STAY A SAFE DISTANCE FROM THE UNIT.
6. DO NOT PLACE CLOTHING OR OTHER FLAMMABLE MATE-
RIAL ON OR NEAR THE GAS APPLIANCE. THE MINIMUM
CLEARANCES MUST BE MAINTAINED FOR ALL COMBUSTI-
BLE SURFACES AND MATERIALS INCLUDING; FURNITURE,
CARPET, DRAPES, CLOTHING, WOOD, PAPERS, ETC.
7. NEVER SEAL THE OPENING AT THE REAR OF THE STOVE.
8. DO NOT CONNECT 110-12 VAC (RESIDENTIAL LINE VOLT-
AGE) TO THE GAS CONTROL VALVE OR CONTROL WIRING
SYSTEM OF THE UNIT.
9. ANY SAFETY SCREEN OR GUARD REMOVED FOR SERVIC-
ING MUST BE REPLACED PRIOR TO OPERATING THE AP-
PLIANCE.
10. WARNING: USE ONLY THE GLASS DOOR CERTIFIED WITH
THIS APPLIANCE. EXERCISE CAUTION TO PROTECT
GLASS FROM IMPACT. DO NOT OPERATE THE APPLI-
ANCE WITH BROKEN GLASS OR USE SUBSTITUTE MATE-
RIALS.
11. DO NOT USE THIS APPLIANCE IF ANY PART HAS BEEN
UNDER WATER. IMMEDIATELY CALL A QUALIFIED SER-
VICE TECHNICIAN TO INSPECT THE APPLIANCE AND RE-
PLACE ANY PART OF THE CONTROL SYSTEM AND GAS
CONTROL WHICH HAS BEEN UNDER WATER.
12. DO NOT BURN WOOD OR OTHER MATERIAL IN THIS
HEATER.
13. WARNING: THE APPLIANCE AREA MUST BE KEPT CLEAR
AND FREE FROM COMBUSTIBLE MATERIALS, GASOLINE
AND OTHER FLAMMABLE VAPORS AND LIQUIDS.
14. DO NOT USE A BLOWER INSERT, HEAT EXCHANGER IN-
SERT OR OTHER ACCESSORY NOT APPROVED FOR USE
WITH THIS APPLIANCE.
15. THIS APPLIANCE IS NOT FOR USE WITH AIR FILTERS.
16. ANY CHANGE TO THIS HEATER OR ITS CONTROLS CAN
BE DANGEROUS.
17. THIS APPLIANCE SHOULD BE INSPECTED AND MAIN-
TAINED AT LEAST ANNUALLY BY A PROFESSIONAL SER-
VICE PERSON. MORE FREQUENT CLEANING MAY BE RE-
QUIRED DUE TO EXCESSIVE LINT FROM CARPETING,
BEDDING MATERIAL, ETC. IT IS IMPERATIVE THAT CON-
TROL COMPARTMENTS, BURNERS AND CIRCULATING
AIR PASSAGEWAYS OF THE APPLIANCE BE KEPT CLEAN.
18. THIS APPLIANCE IS ONLY FOR USE WITH THE TYPE OF
GAS INDICATED ON THE RATING LABEL (LOCATED IN-
SIDE CONTROL PANEL). THIS APPLIANCE IS NOT CON-
VERTIBLE FOR USE WITH OTHER FUEL UNLESS A CERTI-
FIED KIT IS USED.
19. CAUTION: UNDER NO CIRCUMSTANCES SHOULD THESE
APPLIANCES BE VENTED TO OTHER ROOMS OR BUILD-
INGS. THESE APPLIANCES MUST ONLY BE VENTED TO
THE OUTSIDE. VENT TERMINATIONS SHALL NOT BE RE-
CESSED INTO A WALL OR SIDING.
20. WARNING: THESE APPLIANCES MUST BE PROPERLY
CONNECTED TO A VENTING SYSTEM. OPERATION OF
THESE GAS APPLIANCES WHEN NOT CONNECTED TO A
PROPERLY INSTALLED AND MAINTAINED VENTING SYS-
TEM CAN RESULT IN CARBON MONOXIDE (CO) POISON-
ING AND POSSIBLE DEATH.
21. WARNING: DO NOT MODIFY THE VENTING SYSTEM, AP-
PLIANCE, OR CONTROLS IN ANY WAY. BE ADVISED, ANY
MODIFICATION CAN BE DANGEROUS.
22. IMPORTANT: DO NOT EXCEED THE MAXIMUM HORIZON-
TAL RUNS ALLOWED.
23. SAVE THESE INSTRUCTIONS.