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© MAHLE
QUICK COUPLERS CLOSING/OPENING:
MAINTENANCE/GENERAL CLEANING: The equipment
has to be serviced at the intervals indicated by the
equipment itself.
The service station maintenance has to be performed
according to the procedures described in this manual and
to the current safety regulations.
Use only MAHLE original parts.
When the equipment requires the drier filter and the vacuum
pump oil to be changed, you have to be careful in the
replacement.
A/C service station maintenance can be carried out
exclusively by a trained operator or by a service man of a
MAHLE certified seller.
Do not use chemical agents for the service station cleaning
as they could attack the material or the surface.
STOP FOR LONG PERIOD: Store the equipment in a safe
place, disconnected from the mains, away from excessive
temperatures, humidity and the risk of damaging impact.
Contact the Technical Service to run a safety shutdown of
the equipment, and if scrapping the unit, to drain and
recycle the R134a or R1234yf refrigerant as required by
local legislation.
To resume operation, repeat the installation (there is no
need to register the unit anew on the website) and run the
commissioning trials and regular operational checks as
required by local legislation.
2.2
Important information on service
equipment safety
When using the equipment, the following operations are not
allowed as they might cause, under certain circumstances,
danger for persons and cause permanent damage to the
equipment itself.
- Do not remove or make unreadable labels,
signs and/or dangers signs placed on the
equipment and in the area nearby.
- Do not disable the unit's safety equipment.
- The electrical system to which the service
equipment is connected must be configured as
provided by local legislation.
Closing (detach from
the vehicle):
counter clockwise
Opening (connect to
the vehicle):
clockwise
| AIR-
The equipment
has to be serviced at the intervals indicated by the
has to be performed
according to the procedures described in this manual and
When the equipment requires the drier filter and the vacuum
pump oil to be changed, you have to be careful in the
A/C service station maintenance can be carried out
exclusively by a trained operator or by a service man of a
Do not use chemical agents for the service station cleaning
Store the equipment in a safe
place, disconnected from the mains, away from excessive
temperatures, humidity and the risk of damaging impact.
Contact the Technical Service to run a safety shutdown of
scrapping the unit, to drain and
recycle the R134a or R1234yf refrigerant as required by
To resume operation, repeat the installation (there is no
need to register the unit anew on the website) and run the
r operational checks as
Important information on service
When using the equipment, the following operations are not
allowed as they might cause, under certain circumstances,
permanent damage to the
Do not remove or make unreadable labels,
signs and/or dangers signs placed on the
Do not disable the unit's safety equipment.
The electrical system to which the service
equipment is connected must be configured as
- Only operators or qualified staff instructed or
certified for the equipment
open the equipment. The equipment
parts which can cause electrocution: shut off
power
to
the
equipment
before
servicing/repairing it.
2.3
Safety devices
The A/C service station is equipped with the following safety
devices:
SAFETY PRESSURE SWITCH
in case of excessive pressure.
SAFETY VALVE: The safety valve opens when the
pressure inside the system reaches a level higher than the
fixed limits.
MAIN SWITCH: Switches the equipment off by
interrupting the power supply. It is advisable to pull the
power cord plug out of the mains socket in any case
before starting maintenance work.
ANY TAMPERING WITH THE ABOVE
SAFETY DEVICES IS PROHIBITED.
Failure to observe any of the above safety instructions voids the
equipment's warranty.
3 Layout of the manual
3.1
Use of the manual
This manual is an integral part of the equipment and
must be kept in the equipment's immediate vicinity by
the purchaser
•
This manual shall accompany the equipment in case this is
passed on to a new user.
•
The content of this manual has been drawn up in
compliance with the guide lines of the UNI standard
10893:2000.
•
Diffusion, modification or use of this manual for own aims is
forbidden.
•
The manual uses symbols which call the reader's attention
to specific points to facilitate its use.
•
It includes all technical, operating, shutdown, maintenance,
spare parts and safety information.
•
In case of doubts on the correct interpretation
instructions, please contact our technical service to obtain
the required clarifications.
Operations which are potentially hazardous for the
operator are highlighted with this symbol.
Such operations can cause serious injury.
Operations requiring special attention are highlighted with
this symbol.
Such operations shall be carried out correctly to avoid
causing damage to objects or to the surrounding
environment. This symbol also highlights information to
which special attention must be pa
-NEX 9380/9480 | 5 en
Only operators or qualified staff instructed or
equipment maintenance can
. The equipment contains
parts which can cause electrocution: shut off
power
to
the
equipment
before
is equipped with the following safety
SAFETY PRESSURE SWITCH: It stops the compressor
The safety valve opens when the
pressure inside the system reaches a level higher than the
Switches the equipment off by
interrupting the power supply. It is advisable to pull the
power cord plug out of the mains socket in any case
before starting maintenance work.
ANY TAMPERING WITH THE ABOVE-MENTIONED
SAFETY DEVICES IS PROHIBITED.
Failure to observe any of the above safety instructions voids the
Layout of the manual
This manual is an integral part of the equipment and
must be kept in the equipment's immediate vicinity by
This manual shall accompany the equipment in case this is
The content of this manual has been drawn up in
compliance with the guide lines of the UNI standard
Diffusion, modification or use of this manual for own aims is
The manual uses symbols which call the reader's attention
to specific points to facilitate its use.
It includes all technical, operating, shutdown, maintenance,
spare parts and safety information.
In case of doubts on the correct interpretation of the
instructions, please contact our technical service to obtain
Operations which are potentially hazardous for the
operator are highlighted with this symbol.
Such operations can cause serious injury.
requiring special attention are highlighted with
Such operations shall be carried out correctly to avoid
causing damage to objects or to the surrounding
environment. This symbol also highlights information to
which special attention must be paid.
Summary of Contents for AIR-NEX 9380
Page 1: ...MAHLE AIR NEX 9380 9480 EN Service Manual A C Service Equipment...
Page 29: ...en 29 AIR NEX 9380 9480 APPENDIX 1 REFRIGERANT FLUID CIRCUIT AIR NEX 9380 9480 H...
Page 31: ...en 31 AIR NEX 9380 9480 Recovery cycle H...
Page 32: ...AIR NEX 9380 9480 32 en Vacuum H...
Page 33: ...en 33 AIR NEX 9380 9480 Recharge H...
Page 42: ...MAHLE Aftermarket Italy S p A Via Quasimodo 4 a 43126 Par ma ITALY 2019 11 07...