Commercial Dishwasher: Common Issues and Solutions
Commercial dishwashers are essential appliances in restaurants, hotels, and other food service establishments. They help maintain hygiene by quickly and efficiently cleaning large volumes of utensils, plates, and glasses. However, like any machine, they can experience issues that hinder their performance. This guide explores how they work, common problems, their solutions, and the costs associated with repairs and spare parts, focusing on Commercial Dishwasher Repair in Nairobi.
How Commercial Dishwashers Work
Commercial dishwashers operate using a combination of high-pressure water jets, detergent, and heat to clean and sanitize dishes. The process involves several key steps:
- Pre-wash: Removes large food particles using water jets.
- Wash Cycle: Detergent is mixed with hot water to remove grease and grime.
- Rinse Cycle: High-pressure hot water sanitizes the dishes.
- Drying Cycle: Some models include a drying phase using heat or air.
Key Parts of a Commercial Dishwasher
Understanding the components is crucial for diagnosing and addressing issues. Here are some important parts, their functions, and approximate costs in Kenya (in Ksh):
| Part Name | Function | Price (Ksh) |
|---|---|---|
| Wash Pump | Circulates water during the cleaning process. | 8,000 – 15,000 |
| Heating Element | Heats water for effective cleaning and drying. | 5,000 – 10,000 |
| Detergent Dispenser | Releases detergent into the wash cycle. | 2,500 – 5,000 |
| Thermostat | Regulates water temperature. | 3,000 – 6,000 |
| Door Seal | Prevents water leakage from the door. | 1,000 – 3,000 |
| Water Inlet Valve | Controls water flow into the machine. | 2,500 – 4,500 |
| Control Board | Manages all electrical operations. | 12,000 – 20,000 |
Common Issues and Solutions
1. Dishes Not Cleaning Properly
- Cause: Clogged spray arms, low water pressure, or worn-out detergent dispenser.
- Solution:
- Clean the spray arms to remove debris.
- Check and fix the water supply line.
- Replace the detergent dispenser if damaged.
- Repair Cost: Ksh 1,500 – 3,500 for labour + parts cost.
2. Water Leakage
- Cause: Damaged door seals or loose water inlet connections.
- Solution:
- Replace faulty door seals.
- Tighten or replace the water inlet valve.
- Repair Cost: Ksh 1,500 – 4,000 for labour + parts cost.
3. Dishwasher Won’t Start
- Cause: Electrical issues, faulty control board, or damaged door latch.
- Solution:
- Check the power supply and reset the machine.
- Replace the control board or door latch if necessary.
- Repair Cost: Ksh 3,000 – 6,000 for labour + parts cost.
4. Water Not Heating
- Cause: Malfunctioning heating element or thermostat.
- Solution:
- Replace the heating element or thermostat.
- Repair Cost: Ksh 2,500 – 5,000 for labour + parts cost.
5. Unpleasant Odor
- Cause: Food particles or grease buildup inside the machine.
- Solution:
- Perform a thorough cleaning with vinegar or a dishwasher cleaner.
- Clean the filters and drainage system.
- Repair Cost: Ksh 1,000 – 2,500 for cleaning services.
Maintenance Tips for Commercial Dishwashers
- Regular Cleaning: Clean the filters, spray arms, and interior weekly.
- Check Water Quality: Use soft water to prevent mineral buildup.
- Inspect Parts: Periodically check and replace worn-out parts.
- Schedule Professional Maintenance: Hire experts for regular servicing.
Why Choose Professional Repair Services?
For reliable Commercial Dishwasher Repair in Nairobi, hiring professionals ensures:
- Accurate diagnosis of problems.
- Proper replacement of parts.
- Prevention of further damage.
Labour costs for repair in Nairobi typically range between Ksh 1,500 – 6,000, depending on the complexity of the issue. Emergency or same-day repairs may incur additional charges.
Where to Find Quality Spare Parts?
Spare parts for commercial dishwashers are available at reputable appliance stores in Nairobi. Always ensure the parts are compatible with your dishwasher model to avoid further issues. For specific parts like the water inlet valve, thermostat, or control board, prices range between Ksh 2,500 and 20,000, depending on the component.
Maintaining and repairing your commercial dishwasher is vital for efficient operation. By addressing common issues and scheduling regular servicing, you can extend its lifespan. If you’re in need of Commercial Dishwasher Repair in Nairobi, reach out to trusted repair professionals for high-quality service and affordable spare parts