Replacing The Fuse - JUKI LBH-1790A Series Instruction Manual

6. Replacing the fuse

WARNING :
1. To avoid electrical shock hazards, turn OFF the power and open the control box cover after about
five minutes have passed.
2. Open the control box cover after turning OFF the power without fail. Then, replace with a new
fuse with the specified capacity.
❶
❷
1) Turn OFF the power with the power switch
after confirming that the sewing machine has
stopped.
2) Draw the power cord from the power recep-
tacle after confirming that the power switch is
turned OFF.
Then wait for more than 5 minutes.
3) Remove four screws fixing the rear cover of
the control box. Then slowly open the rear
cover.
4) Grasp the glass section of the fuse to be re-
placed and remove it.
5) Use the fuse with the specified capacity.
❶ F1 fuse 5A
For DC+60V power protection
Fuse for power protection of pulse motor and
AT solenoid
❷ F2 fuse 2A
For DC+24V power protection
Fuse for power protection such as solenoid
valves and sensors
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