84
TROUBLESHOOTING
4-2-15. If Cover Ice Route Moor(Geard Motor) is not working normally
Start
Replace the MOTOR
Does GEARED MOTOR
work properly?
No
Yes
Cubed or Crushed Ice is selected
on the LED PANEL PCB
Is Cubed or Crushed
Ice mode selected on the
LED PANEL?
No
Yes
Select the DISPENSER switch
Is the DISPENSER
switch selected?
No
Yes
Check the WIRE
Does the wiring at the
both side of motor connected
properly?
No
Yes
When the MOTOR
rotates.
Check the MOTOR/Check any
interference on MOTOR rotation
Check CN70 , CN73 , voltage is applied to the PCB CASE.
Check the SSR73 SHORT/OPEN of Cover Ice Motor control circuit in the MAIN PCB.
Check any SHORT/OPEN of wiring connections between PCB CASE and MAIN PCB.
(CN70
, CN73 )
NOTE. <Make sure that the plug is tuned off before you work, Check the Resistance value>
Caution
1. When replacing the Cover Ice Motor, pull out the plug to avoid an electric shock.
2. Be careful! When disassemble the Cover Ice Motor, spring can jumped out and may cause personal injury.
3. Motor will rotate continuously when the Motor Switch is not sensed.
Main PCB - Check the wire OPEN/SHORT between the Cover Ice Motor Rotation sensin switches.
Check the Short of Cover Ice Motor Control Circuit SSR73 in the MAIN PCB.
Replace the MAIN PCB or the Dispenser Cover Motor.
Is the AC input voltage
applied to the both ends
of the motor?
Yes
No
Check/Repair the Housing
connector
Is the sensing
SWITCH connection
normal?
No
Yes
Check/Repair the Motor Rotation
pressing area
Is the switch
pressed area normal when
motor rotates?
No
Yes
Normal
Are the voltage
CN10-”3” and CN50-”9”,
“10” normal?
Yes
No
Operating Condition of Dispenser
Open/Close
CN50 - Switch 1,2 Operating
OpenClose
Ice Route Switch 1
CN50 - “9” (Purple)
Ice Route Switch 2
CN50 - “10” (White)
0V
0V
0V
0V
Checking Mehod of Cover Ice
Route Motor Resistance
(Make sure to work after Power Off)
The Resistance is variable
according to the input voltage.
To Next Page
Loading...
