3-2 Close the process pipe on the dry filter and connect the compactor's special
liquid process pipe to a vacuum pump for vacuumizing.
4.Reinjection of Refrigerant
4
3.Vacuumizing
3-1 After all the refrigerants are out, repair the leaking points and replace the driers
and process pipes. The compactor must be fitted with the special liquid process
pipes (see below figure)
Special liquid process pipe
fire soldering
4-1 When the pipe is entirely vacuumized, fill in the R600a refrigerant in the
quantity as shown on the brandplate, and weigh by the electric balance. The
injection quantity must be exact to the evel of 2g.
4-2 No fire is allowed around when adding liquid. No pocket mobile phone and
walkman are allowed during operation.
4-3 Turn on the pipe nut when finishing the liquid adding, and sort the pipes to
avoid the abnormal noise.
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