Proceed according you have two alternative: see the diagrams . God bless you ERROR
CODE # 7 E7-
1) Alternative Elevation Motor 1)Cause:
Elevation Motor not moving Solution:Check
Elevation Motor connection 2)Cause:
Elevation Elevation Motor screw binding Solution:
Clean screw and lubricate 3)Cause:
Elevation Motor Motor out of Range Solution:
Check motor out of elevation 4)Cause:
E-Motor Potentiometer: Solution:
Replace Elevation Motor 2)Alternative: Display
Doesn't Light Up:
a)Cause:
On/Off switch Solution:
Test unit is turned on b)Cause:
Insufficient Power Source Solution:
Plug
dedicated120V, 20Amp Outlet c)
Cause:
Line
Cord Damaged Solution:
Replace Line Cord d)Cause:
Fuse Solution:
Check Fuse on MCB
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