102
Installation and Maintenance
Service Manual
Steps Procedure
2. Disconnect the 4-way valve and the connected pipe by soldering.
Take down the bad 4-way valve.
3. Replace the 4-way valve and reconnect it with the pipeline.
4. Install the 4-way valve coil
Disconnect the 4-way valve and the connected pipe
by a welding gun. Take down the bad 4-way valve.
① Place the new 4-way valve in the right place.
② Rewelding the new 4-way valve with the pipeline.
① Set the 4-way valve coil soundly.
② Tighten the screws by a screwdriver.
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