Janome MC7700 QCP - Upper Thread Tension Adjustment; Upper Thread Tension Adjustment Procedure

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1. SET THE THREAD TENSION DIAL (A) TO “AUTO”.
2. OPEN THE FACE PLATE.
ADJUST THE TENSION BY TURNING THE THREAD
TENSION ADJUSTING SCREW.
TO LOOSEN THE TENSION, TURN IT CLOCKWISE.
(IN THE DIRECTION OF “–”)
TO TIGHTEN THE TENSION, TURN IT COUNTER
CLOCKWISE (IN THE DIRECTION OF “+”).
THREAD TENSION DIAL
THREAD TENSION
ADJUSTING SCREW
WHITE POLYESTER THREAD SIZE 50
UPPER THREAD TENSION
THE UPPER THREAD TENSION SHOULD BE 75–90 GRAMS WHEN PULLING THE THREAD (WHILE POLYESTER
THREAD SIZE 50) AT THE SPEED OF 110 MM/SEC WITH THE TENSION DIAL AT “AUTO” (MAKE SURE THE
FOOT IS LOWERED.)
MECHANICAL ADJUSTMENT