© MAHLE
M aint enance | ACX1 1 8 0 | 27
ACX118 0 | 27
| 27
en
7.7 Sof t w ar e
updat e
t
The firmware (software) can be updated by way of a USB
stick.
1. Insert USB update disk in USB port on side of unit.
2. Power on ACX1180 unit.
3. A message will appear that the unit is loading an update.
4. The unit may load an updated language file, database
file and configuration file while updating.
5. Once unit is updated, the software version string on the
introduction screen during power up will change.
7.8 Replac ing
pr int er
paper
m
Avoid excessive force as not to damage the printer.
1. Push the button until the cover is released.
2. Change the roll of paper.
3. Close the cover.
7.9
Replac ing w hit e sam ple f ilt er
(Refrigerant ident if ic at ion unit )
m
The need to replace the white sample filter may indicate
oil contamination in the test hose. Replace the test hose
if oil entrapment is found.
1. Switch off the ACX1180 unit.
2. Remove existing filter by pulling it straight out of the
retaining clip.
3. Discard the used filter.
t
Align the arrow on the filter with the arrow on the unit.
4. Position the filter into its retaining clip on the unit case.
5. Remove the 4 screws that attach the plastic tool tray.
6. Remove the 2 screws that attach the front display unit.
7. Carefully open the front display. NOTE: This step may
require operator to loosen the 2 locking-nuts at the pivot
point to be able to open the display.
8. Once unit is open, inspect clear hose coming from back
side of identifier down to solenoid assembly mounted on
the center panel.
9. Replace if necessary.
10. Fold display down and install 2 screws to front plastic.
11. Tighten locknuts at pivot point if they were loosened.
12. Reinstall tool tray and the 4 screws.
7 .1 0 Reset t ing t he c ir c uit br eaker
1. Switch off the ACX1180 and unplug from receptacle.
2. Allow unit to sit for a minute.
3. Look above fan on back of unit for the white button
4. Press white circuit breaker button back in to reset.
5. Plug in unit and turn back on.
7 .1 1 Syst em
inform at ion
t
The following items of system information can be dis-
played when under Output Diagnostics.
Display
Descr ipt ion
PT1
Pressure sensor/accumulator
PT3
Pressure sensor/vacuum (service hoses)
PT2
Pressure sensor/internal refrigerant bottle
LC1
Quantity in internal refrigerant bottle
TS1
Temperature/internal refrigerant bottle
