Graco Plural Component Mixer 233856

Replace bearings every 2000 hours

Turbine Alternator Repair Kit 223688 is available to replace turbine bearings.

1. Remove User Interface cover. See page 17

2. Disconnect power supply wires (P). Fig. 13

3. Disconnect two air lines (310) from alternator (304). Fig. 14

4. Remove top nut (305) and loosen bottom nut. Slide alternator up and off bottom nut

5. Remove four screws (304d) to separate alternator housings. Fig. 15

Warning: This maintenance check requires trained personnel with PPE!

Enter the torque applied to packing nuts of metering valves A and B in in/lbs

Check packing nut tightness after first hour of operation

Check packing nut tightness after 24 hours

Check packing nut tightness when TSL discolors or seeps over packing nut

Check packing nut tightness whenever unit is transported

Did you replace metering valve packings?

Sign off on the metering valve maintenance

Check equipment daily. Repair or replace worn or damaged parts immediately.

Check air filters daily. Drain and clean as necessary.

There are 2 air filters on the unit: the 5 micron air manifold filter (518) and 40 micron pump air filter (8). Check filters daily and replace element as needed.

WARNING: Removing the bowl of a pressurized air filter could cause serious injury. Do not service air filter until air line is depressurized.

Close main air shutoff valve on air supply line and on unit. Depressurize air line.

Remove air manifold cover (42). Fig. 3