7. Recommended Spare Parts #

Below is a list of recommended spare parts that may require replacement during the course of system operation.

innovateIT Product Number	Description
DS-REG-4-SMC	Foaming Regulator
7303664	Process Air Valve
DS-CV0074	Standard Flow Injector Check Valve
DS-CV0072	High Flow Injector Check Valve
7903683	Standard Metering Tips
7903684	High Flow Metering Tips

#

7.1 Spare Part Replacement #

#

7.1.1 Replacing Foaming Regulator #

The following tools are needed to complete this task:

• 9/16” Wrench

1. Turn off electrical supply to the unit.
2. Turn off the main air supply to the unit.
3. Open the regulator fully to vent all air out of the line.
4. Disconnect the three poly tube lines at the rear of the regulator:
   • Solenoid to regulator
   • Regulator to valve
   • Regulator to foaming output

Fig. 7.1.1 – 1 – Foaming regulator poly line connection points

5. Remove the elbows from the rear of the regulator (Fig. 7.1.1 – 1).
6. Unthread the capture nut on the regulator (Fig. 7.1.1 – 2).

Fig. 7.1.1 – 2 – Regulator capture nut location

7. Remove the regulator.
8. Reinstall the elbows into the rear of the new regulator.
9. Install the new regulator on the panel with the new capture nut.
10. Reconnect the three poly lines.
11. Turn on the main air supply.
12. Turn on the electrical supply to the unit.

7.1.2 Replacing Process Air Valve #

The following tools are needed to complete this task:

• 1 1/16” Wrench
• 15/16” Wrench
• 9/16” Wrench

1. Turn off the main air supply to the unit.
2. Close the ball valve on the selected function (Fig. 7.1.2 – 1).

1. Disconnect the quick connect fitting or unthread the high flow adapter depending on the type of function.
2. Disconnect the air line to the valve.
3. Disconnect the valve at the swivel fitting.
4. Remove the hex nipple and the two air fittings from the head of the valve.
5. Replace the hex nipple and the two air fittings on the new valve.
6. Reinstall into the swivel fitting.
7. Reinstall the injector kit.
8. Reconnect the air line to the valve.
9. Open the ball valve on the selected function.
10. Turn on the main air supply.

Fig. 7.1.2 – 1 – Process air valve replacement

7.1.3 Replacing Check Valve #

The following tools are needed to complete this task:

• 2 Adjustable Wrenches

1. Close the ball valve to the function.
2. Disconnect output line from the poly tube fitting.
3. Unthread the check valve from the injector (Fig. 7.1.3 – 1).

Fig. 7.1.3 – 1 – Check valve replacement

4. Replace the poly tube fitting onto the new check valve.
5. Reinstall the push connect onto the injector.
6. Confirm the orientation of the arrow on the check valve.
7. Reconnect poly tube.
8. Open the ball valve.

7.1.4 Replacing Metering Tip #

1. Disconnect poly tube.
2. Unscrew metering tip (Fig. 7.1.4 – 1).
3. Install new tip.

Fig. 7.1.3 – 1 – Metering tip replacement