MAHLE ArcticPRO ACX2120H, Руководство по эксплуатации

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Maintenance | ACX2120H | 21 en
10. Maintenance
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Please contact an authorized technical service center for
purchasing factory replacement parts.
10.1 Maintenance interval
Description Period
Calibration of scales 1x per year to ensure accuracy
Vacuum pump oil replacement and
system leak test After 1000 hours of service
ter replacement and system
leak test
After 75kg of refrigerant
processed
System leak test As required
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Make sure ACX2120H is disconnected from power before
removing plastic housing.
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Never perform any maintenance work which is not expressly
recommended in this Section.
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Contact customer service if components have to be replaced
other than in the course of maintenance work.
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To access MAINTENANCE from the main menu, press
ª©
to
highlight MAINTENANCE and then press .
Fig. 21: Maintenance screens
10.2 Filling internal refrigerant cylinder
Warning - Risk of frostbite from escaping
refrigerant
Refrigerant causes severe frostbite on the skin.
X
Check the service hoses for damage.
X
Firmly connect the service quick-release cou -
plings to the service hoses.
X
Wear protective goggles.
X
Wear protective gloves.
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Before the ACX2120H can be used, the internal refrigerant
cylinder must be with liquid refrigerant. Use only R134a
refrigerant.
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The refrigerant can be obtained from your gas supplier. It can
be stored normally and transported in bottles with connec -
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To ensure a reliable procedure, it is advisable to use the
optimum quantity of refrigerant. The optimum quantity of
refrigerant for the ACX2120H is 4kg – 10.0kg.
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An inadequate quantity may make of the vehicle
air conditioning system impossible. Also, if there is an insuf -
quantity, the ACX2120H may not be able to operate
y. In the event of an excessive quantity, there may
not be space for the refrigerant recovered from the
vehicle air conditioning system.
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Do not open coupler until unit prompts technician to open.
1. From the MAINTENANCE menu, press
ª©
until INTERNAL
CYLINDER FILL is highlighted and press .
2. To adjust the charge amount, highlight the value and press
§¨
to adjust the value higher or lower.
3. Press to accept value and press again to begin process.
4. Follow the menu prompting.
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The current pressure inside the external refrigerant bottle is
indicated on the low-pressure gauge.
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Do not interrupt the automatic process prior to automatic
termination by the ACX2120H.
Fig. 22: Internal cylinder fill setup screen