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Ecotechnics Premium ECK3900 - Page 52

Ecotechnics Premium ECK3900
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INSTRUCTIONS MANUAL
-52-
A pop-up message is displayed asking confirmation, press YES to continue:
The machine will recover the residual refrigerant into the service hoses, then the following
screen will be displayed:
The machine will check if the Schrader valve of the coupling are tightened (only if puff-free
coupling are installed, and puff-free option is enabled on the machine), then the following
screen will be displayed:
Disconnect coupling from A/C system.
Procedure is now successfully completed.
NOTE: Rarely, charging may not run to completion due to pressure balance. In this case, close
the high pressure tap (leaving the low-pressure side open), and switch on the A/C system.
R134a MANUAL PROCEDURE
EMPTYING HOSES
Recovered gas
Hoses pressure
R134a
MANUAL PROCEDURE
EMPTYING HOSES
Check leaks of schrader valve
HP + LP
Please wait…
R134a MANUAL PROCEDURE
EMPTYING HOSES
Disconnect coupling from A/C and
press OK

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