95
Test Operation, Troubleshooting and Maintenance
Replacement of the electric expansion valve
Note: check the whole system, pipelines and electric lines, cut off power supply and reclaim
refrigerant before replacement.
Steps Image Instructions
2. Take out the
coils, pipe clamps
and rubber pads.
• Take out coils.
• Loosen screws and take out pipe
clamps and rubber pads.
• Wrap the valve with wet cloth to
prevent the sliding block from being
burn out. In this case, care must be
taken to not let water enter the pipe.
3. Desolder
connection pipes.
• Desolder connection pipes and then
disconnect them with the main body
of the valve.
• Do charge nitrogen during
desoldering.
• Protection measures should be
taken during soldering to prevent
surrounding objects from being burnt
out.
4. Take out the main
body.
Take out the main body of the electric
expansion valve.
To Next Page
Loading...
