Not washing / poor cleaning results MOST COMMON Dishes still dirty or spotty after cycle | $300–$640 + parts if needed (often scale) | Wash arm cleaning (scale-blocked jets — LA hard water), pump impeller, water inlet, heating element check. |
Not draining / standing water Water left after cycle, drain pump issues | $275–$580 + drain pump if needed | Drain pump replacement or cleaning, drain solenoid, drain hose clog. Scale in drain pump is common in LA. |
Temperature failure — not reaching temp Wash or rinse not reaching required temperature | $300–$640 + heating element or thermostat | Heating element replacement, high-limit thermostat, temperature sensor. Health code compliance issue. |
Chemical dispenser not working Detergent or sanitizer not dispensing | $250–$520 + dispenser if needed | Detergent dispenser, sanitizer dispenser, peristaltic pump. LA hard water scale can jam dispenser mechanisms. |
Not starting / control failure Unit won't begin cycle, door interlock issues | $275–$550 + board or switch | Door switch, control board, safety interlock. Commercial units have additional safety interlocks vs. residential. |
Water supply issues Low water pressure, not filling | $250–$520 + valve if needed | Water inlet valve, solenoid valve, pressure check. Water supply pressure requirements are higher on commercial units. |
Conveyor belt / rack transport Rack transport not moving, conveyor speed issues | $350–$670 + motor or drive | Transport motor, drive chain, speed controller. Conveyor machine-specific. |
Leak repair Water on the floor under or around the machine | $275–$580 + gasket, seal or hose | Door gaskets, tank and pump seals, hoses and fittings. Leak source traced before anything is replaced. |
Descaling / delime service Scale on wash arms, tank and heating elements | $250–$520 + parts only if scale damaged a component | Full delime of wash arms, tank, heating elements and pump. LA hard water makes this regular maintenance. |
Hobart / Winterhalter / Jackson / Meiko PREMIUM All failure types | $375–$750 + OEM parts | Brand-specific service protocols, OEM components. Hobart is the most common commercial dishwasher brand in LA kitchens. |
