Fisher & Paykel Dishwasher Error Code A7

• Verify the main water shut-off valve behind or under your dishwasher is fully open by turning the handle counterclockwise • Check that the dishwasher door is completely closed and the latch clicks securely into place • Inspect both water inlet hoses (hot and cold if applicable) for visible kinks, cracks, or damage from the water supply connection to the dishwasher • Locate and inspect the inlet hose filter screens at the connection points—turn off water, disconnect hoses carefully, and rinse the small screens under running water to remove mineral buildup • Ensure you are using the correct amount of dishwasher detergent as too much can cause sensor issues • Check your home's circuit breaker panel—locate the breaker serving the dishwasher and verify it is in the ON position • Reset the dishwasher by turning off the circuit breaker for 60 seconds, then turn it back on and restart a cycle • Listen for water filling sounds when you start a new cycle—if you hear nothing, water supply may not be reaching the unit • Verify your home's water pressure is adequate by checking if other kitchen faucets have normal water flow • Do not attempt to disassemble the inlet valve, door latch assembly, or internal components If the error code A7 persists after performing these checks, contact a professional appliance repair technician or appliance repair support service to diagnose and repair the water inlet valve or related components.