CONNECT SERIES SERVICE MANUAL
79
ENGLISH
Maintenance
Electronic Expansion Valve Removal
Note: Be sure power is isolated and refrigerant is recovered before removing the Electronic Expansion Valve
Step
Picture
Work instruction
4. Take out the electronic
expansion valve.
Take out the electronic expansion
valve.
5. Install the new electronic
expansion valve.
Braze the connection pipe of
electronic expansion valve.
When brazing the electronic
expansion valve, the valve should be
wrapped with wet cloth.
Nitrogen welding: the pressure of
nitrogen is 2” to 3” W.C.
Note: When brazing the pipes, do
not let the flame burn the other
components.
Install the coil of electronic expansion
valve.
6. Secure the electric box and
arrange the wires as required.
Put the electric box back in place and
tighten up the screws.
Arrange the wires as original.
Welding
interface
