2. DISASSEMBLY
HE-800A
40
2-18. Tension release mechanism (2)
1. Remove the shoulder screw (1), and then remove the tension release lever (2) and the spring (3).
2. Remove the tension stud assembly (4) from the tension release lever bracket (5).
3. Remove the tension nut (6), and then remove the spring (7) and washer (8) from the tension stud (9).
4. Remove the collar (10), and then remove the two tension discs (11), tension disc pressers (12) and (13) from
the tension stud (9).
5. Remove the sub thread tension assembly (14) and the tension release pin (15) from the arm.
6. Remove the two tension discs (16), tension disc pressers (17) and (18), tension adjusting spring (19), washer
(20) and tension nut (21) from the sub tension stud (22).
7. Remove the screw (23) and the washer (24), and then remove the thread take-up lever assembly (25) from the
tension release shaft (26).
8. Remove the shoulder screw (27), and then remove the washer (28) from the arm.
9. Remove the screw (29) and the washer (30), and then remove the lever (31) from the adjusting lever (32).
10.Remove the two shoulder screws (33), and then remove the adjusting lever (32) and the tension take-up lever
(34) from the lever link (35).
11. Remove the screw (36), and then remove the thread guide cover (37) and the arm thread guide L (38).
4141Q
4144Q
4143Q
4142Q
4140Q