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10

• Check for obstructions around the 
vent termination.

If your furnace still fails to operate, call 
your service representative.

For your convenience, record the fur-
nace product and serial numbers on 
back page. Should you ever require ser-
vice, you will have ready access to the 
information needed by your service 
representative.

Summary of Contents for 345MAV

Page 1: ...reference Do not use this furnace if any part has been under water A flood damaged furnace is extremely dangerous Attempts to use the furnace can result in fire or explosion A qualified service agency...

Page 2: ...d on stan dard U S Department of Energy test procedures MODEL 345MAV FURNACE TABLE OF CONTENTS WELCOME TO A NEW GENERATION OF COMFORT 2 GENERAL FURNACE SAFETY 2 FURNACE COMPONENTS 3 SAFETY CONSIDERATI...

Page 3: ...re for added safety Condensate drain connection Collects moisture condensed from burned gases for disposal into home drain system Location in furnace varies Heavy duty blower Circulates air across the...

Page 4: ...s may be combustible This furnace contains SAFETY DEVICES which must be MANU ALLY RESET If the furnace is left un attended for an extended period of time have it checked periodically for proper operat...

Page 5: ...Replace main furnace door See Fig 12 8 Turn ON electrical supply to the furnace and wait 1 minute See Fig 13 9 Open the external manual gas valve See Fig 14 10 Set room thermostat to a tempera ture s...

Page 6: ...recautions that may apply With proper maintenance and care your furnace will operate economically and dependably Instructions for basic mainte nance are found on this and the following pages However b...

Page 7: ...g dirt from the filter See Fig 23 22 23 5 Inspect the filter If torn replace it NOTE If washable filter that was shipped with the furnace has been replaced with an electronic air cleaner EAC refer to...

Page 8: ...and remainder of furnace for dirt rust soot or scale 3 Inspect the combustion air and vent PVC pipes for sags holes cracks or disconnections Hori zontal portions of vent pipe must slope downward towa...

Page 9: ...uld be cleaned annually by a quali fied service agency Refer to the Ser vice and Maintenance Instructions for further information Examine the physical support of the furnace The support should be soun...

Page 10: ...furnace still fails to operate call your service representative For your convenience record the fur nace product and serial numbers on back page Should you ever require ser vice you will have ready ac...

Page 11: ...11...

Page 12: ...IN 46231 12 Printed in U S A Catalog No 5334 519 10 03 INSTALLATION DATA Date Installed Dealer Name Address City State Zip Telephone FURNACE Product No Model No Serial No AIR CONDITIONER OR HEAT PUMP...

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