Periodic Checks - MAHLE ACX380 Service Manual

14.13

Periodic checks

A/C service stations (pressure equipment set) must be A/C service stations (pressure equipment set) must be
checked over regularly as provided by local legislation. checked over regularly as provided by local legislation.
The frequency for the periodic requalification check of: The frequency for the periodic requalification check of:
•
functioning of the container and of the pressure functioning of the container and of the pressure
equipment set and of the related protection/safety equipment set and of the related protection/safety
devices/accessories devices/accessories
legislation and related technical standards;
•
integrity of the container and of the pressure of the container and of the pressure
equipment set is established by local legislation equipment set is established by local legislation
and related technical standards;
withstanding that:
•
the national laws in force of the country where the the national laws in force of the country where the
station is commissioned do not provide for a station is commissioned do not provide for a
higher frequency (lower period of time);
•
the bodies in charge, after the results of the the bodies in charge, after the results of the
previous checks performed (of commissioning or previous checks performed (of commissioning or
period requalification) do not establish different period requalification) do not establish different
frequencies.
The checks must be performed by the bodies in charge in The checks must be performed by the bodies in charge in
the country where the station is commissioned, in he station is commissioned, in
compliance with the national laws/rules and the related compliance with the national laws/rules and the related
procedures. Please identify and contact these bodies in procedures. Please identify and contact these bodies in
order to establish performance times and modes of order to establish performance times and modes of
commissioning commissioning and and periodic periodic
(integrity, functioning, or any other scheduled checks). unctioning, or any other scheduled checks).
Depending on local legislation, the checks may be extended Depending on local legislation, the checks may be extended
to to other other components components
characteristics of the integrated instrumentation and the characteristics of the integrated instrumentation and the
presence of essential equipment and accessories.
Here below, some possible checks on components subject Here below, some possible checks on components subject
to the PED directive are outlined.
VESSEL 20l - Category III (Dir. 2014/68/EU)
•
Make sure no corrosion or leakage is present; Make sure no corrosion or leakage is present;
under normal conditions of use, the vessel life is at under normal conditions of use, the vessel life is at
least 20 years (in the absence of wear and other least 20 years (in the absence of wear and other
types of damages).
SAFETY VALVE 20bar R 1/4 NPT - Category IV (
2014/68/EU)
•
If the automatic safety valve trips, contact
technical service to have the unit checked over, technical service to have the unit checked over,
resolve any problems and replace the valve if resolve any problems and replace the valve if
necessary.
is is established established by by
requalification requalification checks checks
to to verify verify the the metrological metrological
Category IV (Dir.
valve trips, contact
SUCTION UNIT - Art. 4.3 (Dir. 2014/68/EU
local local
•
Make sure no corrosion and leakages are present. Make sure no corrosion and leakages are present.
PRESSURE SWITCH 13/18bar 1/4SAE
2014/68/EU)
•
Check presence of the device with references indicated Check presence of the device with references indicated
above, wholeness of connection cables and connector, and above, wholeness of connection cables and connector, and
the correct connection to the equipment printed circuit the correct connection to the equipment printed circuit
board. In case the pressure switch must board. In case the pressure switch must intervene, please
contact the technical customer service that will check the contact the technical customer service that will check the
equipment and remove any defect. equipment and remove any defect.
HOSES
•
Periodically check that the external charging hoses, red Periodically check that the external charging hoses, red
(HP) and blue (LP), are in good order and undamaged. In (HP) and blue (LP), are in good order and undamaged. In
case damages to the hoses are detected, stop using the
station and contact the technical customer service for the station and contact the technical customer service for the
related replacement.
OTHER CHECKS
•
Verify that the lubricants (pump oil) and filters (dryer) have Verify that the lubricants (pump oil) and filters (dryer) have
been replaced according to the scheduled periodicities for been replaced according to the scheduled periodicities for
a proper functioning of the equipment.
| ACX380/4850 ACX380/4850 | 26 en
Dir. 2014/68/EU)
- Category IV (Dir.
are detected, stop using the
unctioning of the equipment.