7. ADJUSTMENTS
RH-9820
152
7-11. Adjusting the height of the throat plate
<-00 and -01 specifications>
<-02 specifications>
(Viewed from the front)
(Viewed at an angle from above-right)
1. Remove the right-side work clamp plate (1).
2. Turn the looper base (2) so that it faces as shown in the illustration.
3. Loosen the screw (3), and then move gimp thread guide C (5) to a position where it will not obstruct turning of the screw (4).
4. Loosen the screw (4) by about 10 turns.
5. Loosen the set screw (6).
6. Move the vertical pin (7) to adjust the height of the throat plate (8) as follows.
<For -00 and -01 specifications>
Adjust so that the top of the throat plate (8) and the top of the needle plate (9) are at the same height.
<For -02 specifications>
Adjust so that the top of the throat plate (8) is 0.4 - 0.6 mm lower than the top of the needle plate (9).
NOTE:
•
If the position of the throat plate (8) is too high, it may obstruct the movable knife and damage it.
•
Press down gently on the throat plate (8) from above while adjusting it. If the adjustment is carried out while the throat
plate (8) is lifted up, the correct adjustment result will not be obtained.
7. Once adjustment is complete, tighten the screws that were loosened and return all other parts to their original positions.
0561B
0560B
Summary of Contents for RH-9820
Page 7: ...RH 9820 v Belt cover Rear 0331B 0332B 0334B 0486B 0485B 0333B ...
Page 46: ...4 MECHANICAL DESCRIPTIONS RH 9820 37 ...
Page 58: ...5 DISASSEMBLY RH 9820 49 5 10 Lubrication 1089B ...
Page 124: ...6 ASSEMBLY RH 9820 115 6 19 Covers 1064B ...
Page 210: ...8 ELECTRICAL MECHANISM 201 RH 9820 PMD P C board Power supply motor P C board 0693B 4593Q ...
Page 211: ...8 ELECTRICAL MECHANISM 202 RH 9820 Panel P C board 0694B ...
Page 217: ...8 ELECTRICAL MECHANISM 208 RH 9820 0761B ...
Page 218: ...8 ELECTRICAL MECHANISM 209 RH 9820 0762B ...
Page 236: ...SERVICE MANUAL RH 9820 I6100920B 2007 03 B 1 Printed in Japan ...