Snap-On POLARTEK EEAC330B, Manual, Page: 36 / 158

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R134a MAINTENANCE
Connect and open HP and LP coupling to A/C system
Open HP and LP side valves and press ENTER
A/C PRESSURES CHECK
R134a MAINTENANCE
A/C PRESSURES CHECK
Unscrew HP coupling without disconnect from A/C
system, then press ENTER
R134a MAINTENANCE
A/C PRESSURES CHECK
Turn off A/C system and the
vehicle’s engine
then press ENTER
R134a MAINTENANCE
A/C PRESSURES CHECK
Turn on A/C system and
check pressure using
HP and LP gauges
then press ENTER
CALIBRATION
CHANGE DRYER FILTER
DATABASE
DATABASE ACTIVATION
EMPTY HOSES
AIR PURGE MANUAL
R134a MAINTENANCE
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