7. Recommended Spare Parts #

Below is a list of recommended spare parts to keep in stock, as they may require replacement during normal system operation. For parts ordering, please contact partsales@innovateITcarwash.com.

For a complete reference of all system components, see Appendix 1 – System Identification, which includes a detailed parts diagram.

7.1 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 two poly tube lines at the rear of the regulator (Fig. 7.1 – 1).
5. Solenoid to regulator
6. Regulator to foaming output
7. Unthread the capture nut on the regulator (Fig. 7.1 – 2).
8. Remove regulator.
9. Remove the elbows from the rear of the regulator
10. Reinstall elbows into the rear of the new regulator.
11. Install the new regulator on the panel with the new capture nut.
12. Reconnect the two poly lines listed in step 4.
13. Turn on the main air supply.
14. Turn on the electrical supply to the unit.

Fig. 7.1 – 1 – Foaming regulator poly line connection points

Fig. 7.1 – 2 – Regulator capture nut location

7.2 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. 7.2 – 1).
3. Disconnect the quick connect fitting.
4. Disconnect the air line to the valve.
5. Disconnect the valve at the swivel fitting.
6. Remove the hex nipple, quick connect, and the two air fittings from the head of the valve.
7. Replace the hex nipple, quick connect, and the two air fittings on the new valve.
8. Reinstall into the swivel fitting.
9. Reinstall the injector kit.
10. Reconnect the air line to the valve.
11. Open the ball valve on the selected function.
12. Turn on the main air supply.

Fig. 7.2 – 1 – Process air valve replacement

7.3 Replacing Water 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. Remove quick connect from valve.
4. Unthread the check valve from the injector (Fig. 7.3 – 1, following page).
5. Confirm the orientation of the arrow on the check valve.
6. Replace poly tube fitting onto the new check valve.
7. Reinstall the push connect onto the injector.
8. Reconnect poly tube.
9. Open the ball valve.

Fig. 7.3 – 1 – Check valve replacement

7.4 Replacing Metering Tip #

1. Disconnect poly tube.
2. Unscrew metering tip (Fig. 7.4 – 1).
3. Install new tip.

Fig. 7.4 – 1 – Metering tip replacement

7.5 Replacing Air Solenoid Card #

1. Turn off the main air supply to the unit.
2. Remove the two screws from the desired card (Fig. 7.5 – 1).
3. Carefully remove the card from the manifold.
4. Install the new card.
5. Tighten the two screws.
6. Turn on the main air supply.
7. Check for leaks.

Fig. 7.5 – 1 – Air solenoid card replacement

7.6 Replacing Relay #

1. Turn off electrical supply to the unit.
2. Slide orange retaining tab to the left (Fig. 7.6 – 1).
3. Remove existing relay module.
4. Insert replacement relay. Press firmly until orange tab locks the relay into the place.
5. Turn on the electrical supply to the unit and verify the relay is operational.

Fig. 7.6 – 1 – Relay replacement