In the world of commercial kitchen equipment, Hobart is a brand name synonymous with quality, efficiency, and durability. Among their extensive product line, Hobart dishwashers hold a distinguished place with their cutting-edge technology, making the daunting task of dishwashing smooth and efficient for countless eateries, hospitals, and hotels worldwide.

Despite their robust design and sophisticated technology, Hobart dishwashers, like any other appliances, are prone to occasional hiccups. These hiccups often come in the form of error codes that can baffle the untrained user. In this article, we will delve into understanding these error codes and discuss their possible solutions.

Hobart dishwashers have a comprehensive fault detection system that throws up error codes whenever it encounters any problem. These error codes are primarily designed to alert users to the specific problem the appliance is facing and often guide them towards the appropriate course of action.

Each error code is linked to a unique issue. For instance, the E1 error code signifies a fill fault, while E2 suggests a drain fault. Similarly, E3 and E4 denote rinse aid and detergent errors, respectively, and E5 points to a probe error.

The E1 code, or the fill fault, is thrown when the dishwasher fails to fill up to the correct level within the given time frame. The reasons could range from low water pressure to a faulty water valve. This issue can be addressed by first checking the water supply and ensuring the water pressure is within the acceptable range. If the problem persists, consider replacing the water valve.

The E2 error code, signaling a drain fault, comes up when the machine is unable to drain within the specified time. This problem could be due to a blockage in the drain pump or drain hose or a malfunctioning drain pump. Regular cleaning and maintenance of the drain hose and pump can prevent such issues. If the code still shows, professional help might be necessary.

The E3 and E4 error codes indicating rinse aid and detergent errors, respectively, are quite self-explanatory. They suggest the dishwasher is having trouble dispensing rinse aid or detergent. The solution could be as simple as refilling the rinse aid or detergent, checking for blockages in the dispenser, or at times, replacing the dispenser.

Lastly, the E5 error code, which indicates a probe error, comes up when the machine is unable to detect the water’s temperature accurately. It could be due to a faulty probe or an issue with the wiring. The probe should be checked and replaced if necessary.

While these error codes do give an indication of the underlying problem, it’s essential to understand that these are general guides. Other factors could lead to these error codes popping up. For instance, electrical issues, problems with the circuit board, or even a failure in the machine’s programming could trigger these codes.

Additionally, these codes often require the users to perform a reset of the dishwasher. This action typically involves turning off the machine, unplugging it, waiting for a few minutes, and then plugging it back in and switching it on. However, if the error codes continue to show after the reset, it may be necessary to seek professional assistance.

In conclusion, understanding Hobart dishwasher error codes is integral to effective troubleshooting and maintenance. However, while we have provided basic interpretations and solutions for common error codes, it is always advisable to consult the user manual for a more comprehensive understanding.

Moreover, if the dishwasher is repeatedly flashing error codes, despite performing the recommended solutions, it would be wise to involve a professional. Remember, prompt and proper maintenance can ensure the longevity and efficiency of your Hobart dishwasher, keeping it running smoothly in the long run.

CODE	POSSIBLE CAUSE	MEASURES
FIL	Shut-off valve is closed.	Open shut-off valve at site and switch on machine again.
	Fill valve or fill system defective..	Call the after sales sen/ice.
AL	Drain hose blocked.	Clean drain hose and restart drain cycle.
	Drain system defective.	Call the after sales sen/ice.
UL	Drain hose blocked.	Clean drain hose and restart drain cycle.
	Fill system or drain system defective	Call the after sales sen/ice.
FOl	Temperature probe 'rinse booster' defective.
F02	Temperature probe "tank" defective..
HEI	Rinse booster heating defective.	Maybe restricted operation possible - call the after sales service.
Flashing BLUE/RED Start button	Wash tank filters blocked.	Remove and flush scrap basket and tank strainer. Replace in machine, close door and press start button to recommence wash cycle.