Panasonic SR-GA421, SR-GA281 service manual Troubleshooting Guide, Cooking function

Page 7

SR-GA421/SR-GA281/SR-GA721

3. TROUBLESHOOTING GUIDE

When receiving the cooker to be repaired, be sure to always take charge of not only the cooker body but also the pan and the lid, and ask for details as to the symptom of the trouble. Furthermore, when making troubleshooting of each part, be sure to remove the power plug from the socket.

Symptom

Diagnosis

Remedy

Cooking function

 

 

 

Yes

Cooking fails (Cooking

No continuity of cord?

 

Replace AC cord.

lamp is not shown)

No

 

Yes

 

 

 

 

 

 

 

 

 

 

Locate cause for fusing and

 

No continuity of thermal fuse?

 

 

 

replace fuse.

 

No

 

 

 

 

 

 

 

 

Yes

 

No continuity of micro switch?

 

Replace Frame ass’y.

 

No

 

Yes

 

 

 

 

 

 

 

 

 

 

Center thermostat is broken?

 

Replace center thermostat.

 

(Checked evaporation test)

 

 

 

 

 

No

 

 

 

 

 

 

No

 

Switch lever properly adjust?

 

Adjust Switch lever.

 

 

 

 

 

Cooking fails (Cooking

 

 

 

Yes

lamp is not shown)

 

 

 

 

No continuity of sheathed heater?

 

Replace sheathed heater.

 

 

 

 

 

 

 

Thermal fuse blown

 

 

 

Yes

 

Forced application of current?

 

Explain correct usage.

 

 

 

 

 

Rice burns (Brown color)

 

 

 

Yes

 

Center thermostat defective?

 

Replace center thermostat.

 

(Check with evaporation test)

 

 

 

 

 

No

 

No

 

 

 

 

 

 

 

 

Adjust Lever.

 

Switch lever has been properly adjusted?

 

 

 

Yes

 

 

 

 

 

 

Yes

 

Usage correct?

 

 

 

Rice is not rinced well enough?

 

Explain correct usage.

 

Using with low rated voltage?

 

 

 

 

 

Too much water input for cooking?

 

 

7

Image 7
Contents Automatic Rice Cooker Contents Schematic Diagram SR-GA421 Wiring Diagram SR-GA421 Schematic Diagram & Wiring DiagramSchematic Diagram SR-GA721 Center Thermostat Switch-On Preventive SystemCause of Fusion Improper contract between heater and pan Thermal FuseForced application of current Cooking function Troubleshooting GuideKeep warm function Bubbling test Testing ProcedureEvaporation test Boiling control lever adjustment Exploded View & Packing View SR-GA421/SR-GA281 Packing View SR-GA421/SR-GA281 Parts List Replacement of Parts List & Packing List SR-GA421/SR-GA281List of Screw SR-GA721 / U.S Exploded View & Packing View SR-GA721Packing View SR-GA721 Part List Replacement of Parts List & Packing List SR-GA721Tapping Screw XTN4+10AVW

SR-GA421, SR-GA281 specifications

The Panasonic SR-GA281 and SR-GA421 rice cookers represent advanced cooking technology designed for those who appreciate both flavor and convenience in their culinary experience. These models are not just appliances but embody Panasonic's commitment to enhancing the home-cooking experience through innovative features and thoughtful designs.

The SR-GA281 is a compact rice cooker with a capacity of 1.6 liters, perfect for smaller families or individuals who want to enjoy perfectly cooked rice without excess. On the other hand, the SR-GA421 offers a larger capacity of 4.2 liters, catering to bigger families or gatherings. Both models are equipped with a powerful cooking element that ensures even heat distribution, resulting in fluffy, well-cooked rice every time.

One standout feature of these rice cookers is the Microcomputer Fuzzy Logic Technology. This technology allows the cooker to automatically adjust the cooking time and temperature based on the type and quantity of rice being cooked. This ensures optimal cooking conditions and removes the guesswork involved in preparing rice, making it accessible to both novice cooks and seasoned chefs alike.

Additionally, both models include multiple cooking modes such as plain, porridge, and steam, providing versatility to cook different dishes beyond just rice. The steaming function, in particular, opens up a world of healthy cooking options, allowing users to prepare vegetables or fish while the rice cooks simultaneously.

Ease of use is another key aspect of the SR-GA281 and SR-GA421. The user-friendly interface features a clear LED display that simplifies operations. The keep warm function is also noteworthy, as it maintains rice at an ideal serving temperature for up to 12 hours, making it perfect for meal prep or when serving guests.

The durable, non-stick inner pot makes cleaning a breeze, ensuring that users spend less time scrubbing and more time enjoying their meals. Both models feature a sleek, modern design that enhances any kitchen decor, while their robust construction guarantees longevity and reliable performance.

In summary, the Panasonic SR-GA281 and SR-GA421 rice cookers offer a blend of advanced technology, user-friendly features, and stylish design. With their various cooking modes, Fuzzy Logic Technology, and convenient functionalities, these rice cookers are perfect companions for anyone looking to elevate their cooking experience and enjoy delicious, perfectly cooked rice effortlessly.