MAINTENANCE
15
The AR2700 series is equipped with 16 cubic inch filter drier with moisture indicator.
This filter should be replaced when the indicator shows
Caution or Wet.
For the AR2700M series, the Pump Down instructions
on page 10-11 can also be used to change the filter.
Replace the filter drier as follows:
1. Close Tank Liquid Valve.
2. Push the SET key on the keypad.
3. Use UP/
DOWN keys to set charge amount to 2 lbs.
4. Push the GO key.
5. Push the COMPRESSOR switch to ON.
6. Turn the RECOVER valve to open (O) position.
7. Turn the HI and LO manifold valves to open (O) position. The refrigerant
in the filter drier is now being recovered.
8. After 5 minutes, Check the HI and
LO gauges to see if a vacuum has been
reached. If vacuum has not been reached, continue running.
9. Once a vacuum has been reached, close (I) the
RECOVER, HI and LO
manifold valves.
10. Turn the COMPRESSOR switch to OFF.
11. Push the RESET key on the keypad.
13. Open tank liquid valve and check for leaks.
14. Filter change is now complete.
Maintenance- Filter Drier Change Procedure
12. The filter has now been pulled into a vacuum and
can be safety removed and replaced. Replace the
filter with CPS p/n ARXF2. Make sure the arrow
on the new filter drier is pointing away from the
tank liquid port.
Filter Indicator
