Electric Component
MERGE 9-13
Chapter 9
7. Wrap the motor at the mid position with a wide
band, lift the motor carefully and move it to the left
horizontally, then place it on the ground gently.
NOTE:
The motor is heavy, lift and place with care.
8. Check:
• Inside short circuit
Use a multi meter set to 200Ω, connect the
black probe (-) to the motor case. Scrape off
the paint to ensure a good contact. Connect
the red probe (+) to terminals A1, A2, F1 and
F2 respectively. The multi meter should show
no connection.
• Armature circuit opening
Use a multi meter set to 200Ω, connect the red
probe (+) to A1 and connect the black probe (-)
to A2. The multi meter should show
connection.
• Exciting circuit opening
Use a multi meter set to 200Ω, connect the red
probe (+) to F1 and connect the black probe (-)
to F2. The multi meter should show
connection.
In case of above reading errors, have the motor
repaired by a professional.
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