• 33 •
AIR PURGE MANUAL
From MAINTENANCE, select AIR PURGE MANUAL, the following
screen will be displayed:
If “PRESS ENTER TO PURGE” is displayed, there is air in the tank. In
this case, press ENTER: the machine will begin discharging the air.
Press ESC to pause the Air Purging process.
NOTE:
If there isn’t air into the tank, the following message is
displayed: AIR PURGE NOT NECESSARY.
Press ESC to terminate the Air Purging process, and return to the
MAINTENANCE menu.
CALIBRATION
GAS ANALYSIS
The machine will test the purity of the refrigerant gas in the A/C
system before beginning recovery. Contaminated refrigerant
cannot be recovered, since it would contaminate all the
refrigerant contained in the storage bottle. Purity testing is
conducted after a sample of the refrigerant gas to be analyzed is
taken.
From MAINTENANCE, select GAS ANALYSIS, the following screen
will be displayed:
Connect and open the coupling connected to the A/C system,
then press OK:
The analyzer will begin the calibration, then after few second will
start gas analysis:
If the refrigerant is PURE the machine will display the following
screen for few seconds:
R1234yf
MAINTENANCE
GAS ANALYSIS
GAS ANALYZER
REFRIGERANT SAMPLE
xx %
R1234yf
MAINTENANCE
GAS ANALYSIS
GAS ANALYZER
CALIBRATION
xx %
Connect and open HP and LP coupling to A/C
system Press ENTER
R1234yf
MAINTENANCE
GAS ANALYSIS
REFRIGERANT PURITY
R1234yf:
yyy
%
R1134a:
x %
R22:
x %
Hydrocarb.:
x %
Air:
x.x %
R1234yf
MAINTENANCE
GAS ANALYSIS
R1234yf
MAINTENANCE
AIR PURGE MANUAL
PRESS ENTER TO PURGE
PRESS ENTER TO PURGE
Tank pressure
xxx psi
Tank Temperature
xxx °F
Target Pressure
xxx psi
For assistance, call the Snap-on
toll-free
Technical Support Line
800-225-5786
in the continental U.S. or Canada.
Summary of Contents for POLARTEK YF EEAC333
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Page 4: ... 4 REPLACING THE PRINTER PAPER 44 INFO 44 WARRANTY 45 NOTES 46 ...
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