–160–
SEVERE SYSTEM CONTAMINATION
1. Remove the refrigerant charge.
2. Remove the compressor.
3. Disassemble the harvest solenoid valve. If burnout
deposits are found inside the valve, install a rebuild
kit, and replace the manifold strainer, TXV and
harvest pressure regulating valve.
4. Wipe away any burnout deposits from suction and
discharge lines at compressor.
5. Sweep through the open system with dry nitrogen.
6. Install a new compressor and new start
components.
7. Install a suction line filter-drier with acid and
moisture removal capability (P/N 89-3028-3). Place
the filter drier as close to the compressor as
possible.
8. Install an access valve at the inlet of the suction line
drier.
9. Install a new liquid line drier.
Important
Refrigerant sweeps are not recommended, as they
release CFCs into the atmosphere.
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