GE PTV15SAMR, Technician Service Manual, Page: 52 / 85

Page 52
XI. SPECIAL EDITION ON MAINTENANCE OF ENVIRONMENTAL PROTECTION
REFRIGERATOR
s. Seal the filling tube at the low
pressure side and remove the
compound pressure gauge,
then seal the filling tube.
.
• Confirm the pressure be
over 1.0 kgf/cm 2 G.
t. After running the compressor,
confirm the coldness.
• Confirm the temperature
raise of discharge tube and
back side heat dissipater.
Note :
• HFC-134a of the aforesaid operation aims to
reach high degree of vacuum and prevent the
reverse flow of vacuum pump oil into the
system.
• The repairing tools used for the service of
aforesiad HFC-134a must be exclusive, and it is
prohibited to substitute with the repairing tools
used for the original CFC-12 service.
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