Hobart LX30H ML-104354, LX30 ML-104352, LX18C ML-104350 Troubleshooting, Symptom Possible Causes

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TROUBLESHOOTING

This section outlines various symptoms and possible causes that may be encountered in the event of abnormal machine operation. If symptoms persist after possible causes have been checked, service may be required.

SYMPTOM

 

POSSIBLE CAUSES

No machine operation

1.

Machine OFF — turn machine ON.

(No display).

2.

Blown fuse or circuit breaker off at power supply.

 

3.

Cord not plugged in (corded models only)

 

 

 

No machine operation

1.

Display: "dr" "oP" (or "door open" on LX40 Series) — open and

(With display).

 

close door. If problem persists, contact your local Hobart

 

 

Service Office.

 

2.

See MACHINE WON'T FILL.

 

 

 

Dishes not clean.

1.

Strainers clogged causing inadequate water supply to pump —

 

 

clean per instructions in CLEANING section.

 

2.

Obstruction in wash arm(s) or wash arms won't turn — clean per

 

 

instructions in CLEANING section.

 

3.

Rinse arms (Models LX30 & LX40 only) won't turn — check that

 

 

they spin.

 

4.

Detergent dispenser may be clogged.

 

5.

Soil quantity — scrape dishes before cycle.

 

6.

Improper rack loading — see PREPARATION in this manual.

 

7.

Low water — check water pressure.

 

8.

Water temperature too low — note wash temperature on display

 

 

during WASH; should be above 120°F for chemical sanitizing

 

 

machines and above 150°F for other machines.

 

9.

Incoming water supply turned off.

 

10.

Arm plugs missing.

 

 

 

Spotting of silverware,

1.

Improperly loaded racks.

glasses or dishes.

2.

Water temperature too low.

 

3.

Improper type or concentration of detergent — contact your

 

 

local detergent representative.

 

4.

Hard water — install a water softener; use a rinse agent.

 

5.

Insufficient fill — check water pressure.

 

 

 

Chemicals not feeding.

1.

Low on chemicals — check levels.

 

2.

Air leak at feeder hose connections — check for snugness.

 

3.

Tubes kinked — check for smooth bends.

 

 

Food soils remain in

Follow daily cleaning instructions.

dishwasher.

 

 

 

 

 

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Contents UCT I O Table of Contents LX Series Dishwashers General Model DescriptionLocation InstallationUnpacking LevelingWater Supply Plumbing ConnectionsDrain Electrical Connection Electrical Data LX40HCover Plate Detergent and Rinse AID Chemical Sanitizer Models LX18C, LX30C, and LX40C OnlyInstallation Diagram LX18, LX18C & LX18H Installation Diagram LX30, LX30C & LX30H Installation Diagram LX40C & LX40H Controls Models LX18, LX18C, LX18H, LX30, LX30C & LX30H Fig OperationBefore First USE Do this Display Shows Remarks Modified Fill and Dump Diagnostic MessagesModels LX18, LX18C & LX18H Modified Fill and Dump WASH/RINSE Cycle TimesModels LX30, LX30C and LX30H WASH/RINSE Cycle TimesControls Models LX40H & LX40C Fig Operating Models LX40H & LX40CReady Mode ReadyOperator Programming Models LX40H & LX40C WASH/RINSE Cycle TimesCycle Wash Drain Dwell Rinse Priming Chemical PumpsManager Programming Machine Must Be In Ready Mode Parameter Display ShowsPreparation ALL Models RecommendedFunction Programmable Variables DOs and DON’Ts for Your NEW Hobart Warewasher Cleaning ALL Models Deliming Models LX18, LX18C & LX18H MaintenanceDeliming General Deliming Models LX30, LX30C & LX30H Deliming Models LX40H and LX40C LubricationTroubleshooting Symptom Possible CausesDR1 PRBLM, FILL1 Service

LX18 ML-104349, LX30C ML-104353, LX40H ML-104356, LX40C ML-104355, LX18H ML-104351 specifications

Hobart, a well-known name in the food service industry, offers a variety of high-quality equipment designed to meet the demands of modern kitchens. Among their impressive lineup are the LX30 ML-104352, LX18C ML-104350, LX30H ML-104354, LX18H ML-104351, and LX40C ML-104355 dishwashers. Each model brings a unique set of features and technologies that cater to different operational needs.

The Hobart LX30 ML-104352 is a compact dishwasher ideal for smaller establishments. It boasts a user-friendly digital control panel that enhances operational efficiency. With its powerful wash system, it can handle up to 30 racks per hour, making it perfect for busy environments. The LX30 is designed with a built-in booster heater that ensures optimal sanitization while conserving energy.

Next in line is the LX18C ML-104350, which is specifically tailored for smaller businesses or lower volume applications. This model has a lower profile, making it easy to install in tight spaces. It offers a wash cycle that can process 18 racks per hour, equipped with a robust stainless steel construction that guarantees durability and ease of cleaning. The energy-efficient design aids in reducing operational costs.

For those looking for enhanced performance, the LX30H ML-104354 is an excellent choice. This high-capacity model can wash up to 30 racks per hour, similar to the LX30 but with upgraded features that include an advanced filtration system that minimizes debris and optimizes cleaning performance. Its ergonomic design allows for convenient operation, while the chemical dispensing system provides an added layer of efficiency.

The LX18H ML-104351 model targets establishments that require a lightweight yet efficient dishwasher. It offers flexibility in operation and can process 18 racks per hour. Its space-saving design keeps utility costs down while maintaining rigorous hygiene standards with its built-in high-efficiency wash arms that reach every nook and cranny of dishes.

Finally, the LX40C ML-104355 stands out as a powerful choice for larger operations. Capable of washing up to 40 racks per hour, it is designed for heavy-duty tasks. Cutting-edge technology ensures thorough cleaning and sanitation, while adjustable wash cycles cater to various types of dishware. This model is also equipped with a comprehensive diagnostic system that simplifies maintenance and troubleshooting.

In summary, Hobart's LX-series dishwashers combine advanced features, durability, and efficiency, making them suitable for a range of food service operations from small cafés to large restaurants. With their focus on performance and user-friendliness, Hobart continues to lead the way in commercial dishwashing solutions.
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