Check Tightness Of All Clamps And Fittings; Check Hoses For Wear; Replace The Plc Battery - Graco Aerobotix RC50 Instructions Manual

7. Ensure that the element is properly seated in the
bowl and replace the cap.
8. Hand tighten the clamp.
9. Open the tank ball valve and check for leaks.
10. Apply day tank pressure.
11. Remove lock on main power.
12. Turn on main power and then control power.
13. Start motors and run for at least 60 minutes to circu-
late the material that has been exposed to moist air.
Check Tightness of all Clamps
and Fittings
1. Turn off main power and lock out.
2. Wait until all parts are cool to the touch.
3. Walk around the machine and inspect for loose
clamps and fittings.
4. Tighten clamps and fittings as necessary.

Check Hoses for Wear

Look for wear on all hoses where they come into contact
with anything. Over time, rubbing may wear down the
hose and increase the chance for a hose rupturing.
Replace all hoses with noticeable wear.
313813A

Replace the PLC battery

This procedure requires entering the main panel
where the main power is routed. To avoid serious
injury or death, disconnect main power source at the
wall using breaker or by unplugging the machine.
If a "PLC Battery Low" alarm is triggered, the battery will
need to be replaced.
1. Turn off main power.
2. If necessary, unlock the main panel door.
3. Open the main panel door.
4. Locate the PLC battery.
5. Replace battery.
6. Close main panel door and lock the main panel if
necessary.
7. The system clock and date may need to be reset.
Maintenance
55