CFX-CHX-SER Rev A
Copper-fin II/IIE
Boiler and Water
Heater
Service Manual
Models: 402 - 2072
WARNING
This manual must only be used by a qualified heating installer
/service technician. Read all instructions, including this manual and the Installation and Operation Manual, before installing. Perform steps in the order given. Failure to comply could result in severe personal injury, death, or substantial property damage.
