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CONDITION
6. NOISY
1. BACKLASH BETWEEN HOOK
OPERATION
GEAR AND LOWER SHAFT
GEAR IS TOO GREAT.
2. LOWER SHAFT GEAR IS
LOOSE.
3. INAPPROPRIATE BELT
TENSION.
4. NOT ENOUGH OIL.
5. UPPER SHAFT GEAR IS LOOSE.
1. INAPPROPRIATE FEED
7. DEFORMATION
BALANCE.
PATTERN
2. TOP TENSION IS TOO STRONG.
CAUSE
3
HOW TO FIX
ELIMINATE THE BACKLASH.
ELIMINATE THE LOOSENESS.
SEE PART REMOVAL AND
REPLACEMENT
"DRIVING MOTOR (DC MOTOR)".
OIL ALL MOVING PARTS.
ELIMINATE THE LOOSENESS.
ADJUST THE FEED BALANCING
SCREW.
SEE MECHANICAL ADJUSTMENT
"TOP TENSION".
REFERENCE
P. 25
P. 16
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