LG / GOLDSTAR GR-B429BM
Service Manual

4. SERVICE DIAGNOSIS CHART
COMPLAINT Cooling is impossible. POINTS TO BE CHECKED � Is the power cord unplugged from the outlet? � Check if the power switch is set to OFF. � Check if the fuse of power switch is shorted. � Measure the voltage of power outlet. � Check if the set is placed close to wall. � Check if the set is placed close to stove, gas � cooker and direct rays. � Is the ambient temperature high or � the room door closed? � Check if put in is hot. � Did you open the door of the set too often � or check if the door is closed up? � Check if the Damper Control is set to "cold-position". � Is foods placed in cooling air outlet? � Check if the control is set to "cold-position". � Is the ambient temperature below 5°C? � Is liquid food stored? � Check if put in is hot. � Did you open the door of the set too � often or check if the door is closed up. � Check if ambient temperature and humidity of surroumcling air are high. � Is there gap in the door packed? � Are the set positioned in a firm and even place? � Are any unnecessary objects set � in the back side of the set? � Check if the Tray Drip is not firmly fixed. � Check if the cover of mechanical room � in below and front side is taken out. To close the door is not handy. � Check if the door packing is dirty � with filth such as juice. � Is the set positioned in a firm and even place? � Is too much food putted in the set? Ice and foods smell unpleasant. � Check if the inside of the set is dirty. � Did you keep smelly foods without wrapping? � It smells of plastic. REMEDY � Plug to the outlet. � Set the switch to ON. � Replace a regular fuse. � If voltage is low, wire newly. � Place the set with the space of about 10cm. � Place the set apart from these heat � appliances. � Make the ambient temperature below. � Put in foods after cooled down. � Don't open the door too often and close � it firmly. � Set the control to mid-position. � Place foods in high temperature section. � (Front Part) � Set the control to "mid-position". � Set the control to "warm-position". � Seal up liquid foods with wrap. � Put in foods after cooled down. � Don't open the door too often and close � it firmly. � Wipe dew with a dry cloth. This occurrence � is solved naturally in low temperature and humidity. � Fill up the gap. � Adjust the Adjust Screw, and position � in the firm place. � Remove the objects. � Fix it firmly on the original position. � Place the cover at the original position. � Clean the door packing. � Position in the firm place and adjust the � Adjust Screw. � Keep foods not to reach the door. � Clean the inside of the set. � Wrap smelly foods. � The new products smells of plastic, but it is � eliminated after 1-2 weeks.

Cooling ability is poor.

Foods in the Refrigerator are frozen. Dew or ice forms in the chamber of the set. Dew forms in the Exterior Case.

Abnormal noise generates.

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In addition to the items described left, refer to the followings to solve the complaint. Check if dew forms in the Freezer. Defrosting is poor. Replace the Components of defrosting circuit.

Check Refrigerating Cycle.

The cycle is faulty.

Repair the cycle.

Check the Damper Control

The operation of the Damper Control is poor.

Replace the Damper Control

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