Operator's Manual: Models CB-1750, CB-2500 & CB-3250
3-14
Installing the Energy Retention Disc
Installing the Energy Retention Disc at the Back of the Combustion Chamber
ATTENTION:
DO NOT fire your furnace without the Energy Retention Disc in place, or combustion
chamber damage will occur. Handle the Energy Retention Disc carefully to avoid damaging it.
1.
Refer to Figure 3A to review the proper positioning of the Energy Retention Disc.
2.
Swing open the clean-out door on the front of the furnace to gain access to the combustion
chamber.
3.
Use a long rod to support the Energy Retention Disc as you guide it into position on the back of
the combustion chamber. The loop on the back of the Energy Retention Disc fits over the hook
located on the back of the combustion chamber.
Closing the Furnace Door
1.
After the Energy Retention Disc has been installed, close the furnace clean-out door.
2.
Tighten the four (4) lock-down nuts in a criss-cross pattern until all are snug.
Summary of Contents for CB 140
Page 2: ......
Page 8: ...TABLE OF CONTENTS APPENDIX C Furnace Service Record C 1 ...
Page 40: ...Operator s Manual Models CB 1750 CB 2500 CB 3250 3 20 ...
Page 72: ...Operator s Manual Models CB 1750 CB 2500 CB 3250 5 6 ...
Page 80: ...Operator s Manual Models CB 1750 CB 2500 CB 3250 7 4 ...
Page 96: ...Operator s Manual Models CB 1750 CB 2500 CB 3250 9 10 ...
Page 104: ...Operator s Manual Models CB 1750 CB 2500 CB 3250 10 8 ...
Page 128: ...Operator s Manual Models CB 1750 CB 2500 CB 3250 A 24 ...
Page 142: ...Operator s Manual Models CB 1750 CB 2500 CB 3250 C 2 ...
