Quincy QSI-90, Instruction Manual

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Section VI - Compressor Fluids
Converting to QuinSyn PG
Normal Machines
Flush clean machines presently using
QuinSyn Plus or QuinSyn XP before
converting them to QuinSyn PG.
Drain compressor thoroughly while hot,
including all the low areas, fl uid lines and
fl uid cooler. Fill with QuinSyn Flush and
run compressor until it reaches normal
operating temperatures. Shut down
and lockout the machine. Drain all the
QuinSyn Flush and discard in accordance
with all local, state and federal disposal
regulations. Change the separator and all
the fi lters on the compressor. Refi ll the
reservoir and system with a full charge of
QuinSyn PG.
NOTICE!
If all the previous fluid is not removed
from the compressor, excessive
foam may be visible in the fluid level
sightglass. If this occurs, repeat the
flushing procedure.
Varnished Machines
Flush varnished machines presently
using QuinSyn Plus or QuinSyn XP before
converting them to QuinSyn PG.
Drain compressor thoroughly while hot,
including all the low areas, fl uid lines and
the fl uid cooler. Fill with QuinSyn Flush
and run for 300 hours. Take a fl uid sample
and send to Quincy Compressor
® Fluid
Analysis to determine if further fl ushing is
needed. Continue operating compressor
until the results of fl uid analysis are known.
Drain or continue to run compressor as
advised by the fl uid analysis report.
NOTICE!
More than one flush may be required
to remove varnish buildup and reduce
the TAN to an acceptable level. It may
be necessary to change the fluid filter
more frequently while the machine is
being cleaned.
If advised to refi ll with another charge of
QuinSyn Flush, run compressor until it
reaches normal operating temperature.
Shut down and lockout the machine.
Drain all of the original charge of the
QuinSyn Flush and discard in accordance
with all local, state and federal disposal
regulations. Refi ll with a fresh charge of
QuinSyn Flush and change the fl uid fi lters.
Run compressor for 300 hours. Take a fl uid
sample and send to Quincy Compressor
®
Fluid Analysis to determine if further
fl ushing is needed. Proceed as instructed
by the fl uid analysis report.
If advised to drain the QuinSyn Flush,
run compressor until it reaches normal
operating temperature. Shut down and
lockout the machine. Drain the QuinSyn
Flush and discard in accordance with
all local, state and federal disposal
regulations. Change the separator and
fl uid fi lters on the compressor and refi ll
with a full charge of the QuinSyn PG.
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