Ecotechnics Premium ECK3900, Instruction Manual

Page: 59 / 992

INSTRUCTIONS MANUAL
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The mixture (N
2
+H
2
) will be injected into the A/C system, the test will start as soon as the
pressure is stable:
Check for leaks on the connections of the A/C system using a leak detector, then press OK to
continue. The machine will discharge the mixture:
then the machine will sound and alarm and the following screen will be displayed:
Disconnect coupling, then press OK the following screen will be displayed:
R134a DEVICES
N2+H2 TEST
N2+H2 INJECTION
N2+H2 pressure
x.x bar(rel)
Check for leaks on the
connections of the A/C system
using a leak detector
and press OK
R134a DEVICES
N2+H2 TEST
R134a DEVICES
N2+H2 TEST
N2+H2 discharge…
Disconnect N2+H2 coupling
and press OK
R134a DEVICES
N2+H2 TEST
Close and disconnect HP and LP coupling from A/C
system and press OK
R134a DEVICES
N2+H2 TEST