Lennox ECB27 Series Installation Instructions Manual page 4

Electric heat section
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PATCH PLATE
(SHIPPED INSTALLED ON AIR HANDLER)
LONG
SECTION
PATCH PLATE SHOWN WITH LONGEST SECTION ON THE
RIGHT SIDE. PATCH PLATE MAY BE FACTORY INSTALLED
WITH LONG SECTION ON THE LEFT SIDE.
CIRCUIT BREAKER SEAL
(SHIPPED WITH ELECTRIC HEAT AND FIELD
INSTALLED)
DOTTED LINES ARE PERFORATIONS
PATCH PLATE
(SHIPPED INSTALLED ON CB UNIT)
LONG
SECTION
PATCH PLATE SHOWN WITH LONGEST SECTION ON
THE RIGHT SIDE. PATCH PLATE MAY BE FACTORY
INSTALLED WITH LONG SECTION ON THE LEFT
SIDE.
CIRCUIT BREAKER SEAL
(SHIPPED WITH ELECTRIC HEAT AND
FIELD INSTALLED)
DOTTED LINES ARE PERFORATIONS
ECB27 25CB
SIDE OF
UNIT
LONG
SECTION
DISCARD
BREAK AT THIS POINT
FIGURE 6. Circuit Breaker Heater and Patch Plate Configuration (Common Configurations)
ECB27-4CB, ECB27 5CB, ECB27-6CB,
ECB27 8CB, ECB27-9CB
SIDE OF UNIT
FIGURE 5. Circuit Breaker and Patch Plate Configuration
(Select Cases in Air Handlers with Small Cabinets)
ECB27-4CB. ECB27 5CB,
ECB27-6CB, ECB27 8CB, ECB27-9CB
SIDE OF
UNIT
ROTATE 180º AND
INSTALL OVER OPENING
DISCARD
ECB27 10CB 3 Ph, ECB27-15CB 3 Ph
SIDE OF
UNIT
ROTATE 180º AND INSTALL
OVER OPENING
LONG
SECTION
DISCARD
BREAK AT THIS POINT
LONG
SECTION
BREAK AT THIS POINT
LONG
SECTION
DISCARD
BREAK AT THIS POINT
Page 4
ECB27 12.5CB
ECB27 15CB
SIDE OF UNIT
ROTATE 180º AND
INSTALL OVER OPENING
DISCARD
BREAK AT THIS POINT
ECB27 12.5CB, ECB27 15CB,
ECB27 20CB
SIDE OF
UNIT
ROTATE 180º AND
INSTALL OVER OPENING
LONG
SECTION
DISCARD
BREAK AT THIS POINT
ECB27 20CB 3 Ph
ECB27 25CB 3 Ph
SIDE OF
UNIT
LONG
SECTION
DISCARD
BREAK AT THIS POINT
LONG
SECTION

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