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USER GUIDE
USER GUIDE
SAFETY • INSTALLATION & INTEGRATION • OPERATING INSTRUCTIONS • MAINTENANCE • SERVICE
Evacuate/reclaim via the piecing pliers to ensure the
system is empty of R290/R600a before any system work is
Evacuate/reclaim via the piecing pliers to ensure the
performed.
system is empty of R-600a before any system work is
performed.
The recovery cylinder must be evacuated (no air inside)
The recovery cylinder must be evacuated (no air inside)
prior to accepting R290/R600a.
prior to accepting R-600a.
The recovery cylinder must not be filled more than 45%
safe fill level and refrigerants must not be mixed.
The recovery cylinder must not be filled more than 45%
safe fill level and refrigerants must not be mixed.
The recovery cylinder must be clearly marked with R290/
R600a and Flammable Warning labels.
The recovery cylinder must be clearly marked with R-
600a and Flammable Warning labels.
Ensure proper ventilation during recovery/reclaiming of
R290/R600a.
Ensure proper ventilation during recovery/reclaiming of R-
Start vacuum pump/recovery pump prior to piercing the
600a.
compressor process tube.
Start vacuum pump/recovery pump prior to piercing the
Follow recovery/reclaim OEM instructions for the specific
compressor process tube.
equipment used.
Follow recovery/reclaim OEM instructions for the specific
SYSTEM REPAIR
equipment used.
Ensure no residual R290/R600a refrigerant is left within the
system prior to repair (simple venting is not sufficient).
SYSTEM REPAIR
Ensure no residual R-600a refrigerant is left within the
Evacuate and charge with dry nitrogen for leak checks.
system prior to repair (simple venting is not sufficient).
Repair leaks or replace system parts as required.
Evacuate and charge with dry nitrogen for leak checks.
Repair leaks or replace system parts as required.
R-600A Specifications
When re-brazing, the system must be purged with
dry nitrogen and at least one access point open to the
When re-brazing, the system must be purged with dry
atmosphere.
nitrogen and at least one access point open to the
atmosphere.
When re-brazing, proper ventilation is required along
with constant monitoring for the presence of R290/R600a
When re-brazing, proper ventilation is required along with
refrigerant.
constant monitoring for the presence of R600a refrigerant.
The filter dryer must be replaced any time the sealed
system is serviced.
The filter dryer must be replaced any time the sealed
system is serviced.
No system should be open to the atmosphere for longer
than 15 minutes to avoid moisture migration into the
No system should be open to the atmosphere for longer
system components.
than 15 minutes to avoid moisture migration into the
system components.
LEAK DETECTION
After removal of the R290/R600a, the unit can be charged
LEAK DETECTION
with dry nitrogen or helium.
After removal of the R-600a, the unit can be charged with
dry nitrogen or helium.
Electronic leak detection or soap solution can be used to
check for nitrogen/helium leaks.Evacuate and charge with
Electronic leak detection or soap solution can be used to
dry nitrogen for leak checks.
check for nitrogen/helium leaks.
Never use a halide torch or lighted match to check the
system for leaks at any time.
The high side of the refrigeration system (compressor
discharge to outlet of drier) must be leak tested with the
compressor running.
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R-600A Specifications 3
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