Yamato AW-WLG Series Service Manual Download Page 14

 

13

ERROR MESSAGE 

ERROR 

MESSAGE 

REASON 

ACTION 

 

Low battery: 

This warning shows that 

the voltage of batteries is 

too low to use. 

Please replace with new 

batteries or plug the AC 

adaptor for operation. 

 

Overload: 

The total load exceeds the 

maximum capacity of the 

scale. 

Please reduce the loading 

and try again.   

Counting error (too high): 

Indicates that the signal 

from the load cells is too 

high. 

This error is normally 

caused by a serious fault on 

the scales i.e. a faulty load 

cell or wiring.    Please 

contact the local Service 

Representative.   

 

Counting error (too low): 

Indicates that the signal 

from the load cells is too 

low. 

This error is normally 

caused by a serious fault on 

the scales such as a faulty 

load cell or wiring.    Please 

contact the local Service 

Representative.   

 

 

 

Summary of Contents for AW-WLG Series

Page 1: ...0 Digital Portion Scale AW WLG Series SERVICE MANUAL PLEASE TAKE THE TIME TO READ THESE INSTRUCTIONS BEFORE STARTING TO USE THE SCALES ...

Page 2: ...Y 3 KEY FUNCTION DESCRIPTION 4 USING AUTO TIME OFF SETTING 5 CALIBRATION PROCEDURE 6 INSTRUCTION AUTO SHUT OFF FUNCTION 7 POWER SUPPLY 8 INSTALLING THE BATTERY 8 CONTROL PANEL 9 LCD FORMAT 10 PART LISTS ASSEMBLY DRAWING 11 TROUBLE SHOOTING 12 ERROR MESSAGE 13 ...

Page 3: ...lisation Time 1 2 seconds Operating Temp and humidity 5 C 35 C 40 95 RH Transport and storage temperature and humidity 20 C 60 C 25 95 RH Power supply 4 x AA size Alkaline cells 120 VAC 60Hz to15 VDC 300 mA wall plug in UL CSA listed power supply Indicator display 1 0 inch backlit LCD 5 Digit with fraction Dimensions 11 22 W x 10 03 D x 3 54 H 285mm x 255mm x 90mm Platform Size 9 44 W x 7 28 D 240...

Page 4: ...3 OVERLAY LCD DISPLAY 1 Stable symbol 2 Minor weight value 3 Indicates scale is at center of zero 4 Low battery indication ...

Page 5: ...another For example from kg to lb oz lb oz lb oz 1 8 3 HOLD a Press once to hold the displayed weight b Press again to return display to normal weighing mode 4 TARE a Press to reset the display to zero up to 100 of the scale capacity b Press to confirm the setting for each menu c Setting backlight function ON or OFF 5 UNIT a Press to change the weighing units to the alternate units of measurement ...

Page 6: ... OFF TIME SETUP This enables operator to select the auto turn OFF time of the device Auto off time 120 sec 180 sec 240 sec 300 sec off BUZZER ON OFF SETUP This enables operator to select beep sound ON OFF Buzzer On Off Note To confirm the settings please press TARE when displays on the display UNIT select TARE confirm UNIT 3secs software version ...

Page 7: ...Then press the key 6 Place the calibration weight 10kg carefully in the centre of the scale plate and the display will show SPAN Count value 4000 80000 7 Press the key The adjustment process is started 8 When the adjustment is finished successfully the scale is automatically switched over to the weighing mode again and the calibration weight value will be displayed 9 Remove the calibration weight ...

Page 8: ...7 INSTRUCTION AUTO SHUT OFF FUNCTION Define Select Press UNIT key 3 sec ...

Page 9: ...ed If you wish to operate the scale from batteries you must first obtain and install the batteries Access is via a removable cover on the bottom of the scale Battery Installation Replacement 1 Turn scale over so that display is facing down and place it upside down on a flat level surface such as a table or bench 2 Locate battery cover on bottom of scale and turn locking tabs counterclockwise 3 Rem...

Page 10: ...g press down on cover and turn locking tabs clockwise 7 Turn scale over display facing up and press ON OFF key If display turns on batteries have been installed correctly If not remove battery cover and check for one or more improperly positioned batteries CONTROL PANEL When control panel switch damaged Using multi meter to measure voltage of control panel Reconnect control panel Make sure that co...

Page 11: ...10 LCD FORMAT When power on the scale shows non complete segments Please check the LCD pin please refer to above LCD format Check whether LCD pins are soldered properly or not ...

Page 12: ...11 PART LISTS ASSEMBLY DRAWING ...

Page 13: ...12 TROUBLE SHOOTING ...

Page 14: ...he loading and try again Counting error too high Indicates that the signal from the load cells is too high This error is normally caused by a serious fault on the scales i e a faulty load cell or wiring Please contact the local Service Representative Counting error too low Indicates that the signal from the load cells is too low This error is normally caused by a serious fault on the scales such a...

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