CAMCORP HVP with Duroflow Blower - Manual (Page 26)

CAMCORP, INC.
Phone: 913-831-0740 Fax: 913-831-9271
TROUBLESHOOTING THE CLEANING MECHANISM
1. Diaphragm Valve – Pulsing Failure. The Diaphragm assembly consists of (3)
components. The main diaphragm valve, the secondary diaphragm valve, and the
solenoid valve. Troubleshooting recommendations as follows:
A. Main Diaphragm and Secondary Diaphragm:
1. Diaphragm Valve Bleeding Air – Disassemble and inspect both
diaphragms for ruptured valves or air bleed holes are restricted.
(Reference attached manual) Replace with a repair kit if necessary.
2. Verify Positive Displacement Pump is operating correctly and producing
compressed air.
3. Verify weighted relief valve is weighted correctly allowing tank to build
7-8 PSI pressure.
B. Solenoid Valve:
1. Open or short circuit in wiring between timer and solenoid – Check
continuity with ohmmeter or suitable tester and repair as required.
2. Plastic plug in solenoid exhaust port - Remove and discard plug.
2. Timer – Not Operating
A. Check for mechanical damage.
B. Check the wiring from the timer to the solenoids for open or short circuits.
C. Replace Timer.
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