Procedure
11. Replacing the Copper Heat Exchanger
(1) Remove 12 screws holding burner
to heat exchanger
(2) Separate burner from CU HE
12. Remove heat exchanger components
and put on new heat exchanger
(1) Left Side: Freeze Prevention Heater
(2) Right Side: High Limit Switch
(3) Thermal fuse and fasteners from
four sides of heat exchanger
Diagram
FRONT
RIGHT SIDE
BACK
LEFT SIDE
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