Sharp AX-GX2T(R), Руководство по обслуживанию

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[7] How to check in the event of an error
NOTE: HOW TO SET THE TEST MODE
1. How to check water supply performance
1) Check of water level sensor performance
Within 2 sec.
(Power on and door closed )
[ ] [ ] [ ] [OPEN DOOR] Version No. is displayed. (Test number is selected by encoder) [ ]
[or push direct select key]
End
Check
2) Check of tube pump performance
1) Check of water level sensor performance
End
NO
NO
NO
NO
NO
NO
NO
YES
YES
NO
YES
YES
YES
YES
YES
YES
NO
YES
Power ON after disconnecting the
water tank from the unit.
Fill the tank with water to the water
level 2 and set it to the main body.
Has the WL unit been filled with water?
Are there disconnection and short circuit in the water level sensor
connectors, connecting between the board and the sensor section?
Are there disconnection and short circuit in the water level sensor
connectors, connecting between the board and the sensor section?
Measure resistance of a set of the three (3) water level sensors with the
sensor connecting connector pulled out of the board.
Measure resistance of a set of the three (3) water level
sensors with the sensor connecting connector pulled out of
the board. (with the water tank filled with water)
Is the measured resistance value of
the set infinite?
Is the measured resistance value
of the set infinite?
Replace the control board or
the display board.
Replace the control board or the display board.
Check/replace the connection between the tank and the WL unit.
Do the H-side and L-side water level sensors
indicate 01 or more in the test mode?
Is ion-changed or pure water being used?
Use common water suitable for drinking.
(Filtered)
After confirming that the water level sensor wiring
of the water tank is OK, replace the WL unit.
After confirming that the water level sensor wiring of the water tank is OK,
replace the WL unit.
Is the unit in the following conditions?
Test mode: 00 (See Note)
H-side water level sensor: 00h~05h
L-side water level sensor: 00h~05h
Is the unit in the following conditions?
Test mode: 00 (See Note)
H-side water level sensor: 80 (h) or more
L-side water level sensor: 80 (h) or more
Repair connector.
Repair connector.
Note1
Note 1. If the display unit is replaced,
˴˴˴ carry out " ࠢࠛࡦ㉄ᵞᵺ (citrate washing)".