Stopper

Repair

[3] DISASSEMBLY/ASSEMBLY

[3]-10. Arm complete, Arm holder (cont.)

DISASSEMBLING

7) Remove CT 4x16 Tapping screw.

Arm holder cover and Position plate can be removed. (Fig. 55)

8)Pull out Center shaft while pushing Leaf spring as illustrated in Fig. 56.

9)After removing Leaf spring from Lock pin 8, pull out Lock pin 8 and Compression spring 6 in the direction with black arrow. (Fig. 57)

10)Attach a thin slotted screwdriver to Stop ring E-4, and strike the head of the screwdriver by hand. (Fig. 58)

Stop ring E-4, Cam and Lever 22 section can be removed.

11)Lever 22 section can be separated by removing M4x10 Pan head screw. (Fig. 59)

Fig. 56

Fig. 57

P 21/ 37

Fig. 55

Position plate

Arm holder cover

CT 4x16 Tapping screw

Groove of Lock pin 8

Leaf spring

Center shaft

Leaf spring	Lock pin 8
	Lock pin 8
	Compression spring 6
	Arm holder complete
	convex of Leaf spring

Fig. 58

Slotted screwdriver	Cam	Lever 22
		section
Protrusion
of Cam
		M4x10 Pan
Rod 6		head screw

Fig. 59

Lever 22 section

M4x10 Pan head screw

Stop ring E-4

ASSEMBLING

Take the disassembling step in reverse.

Rod 6

Fig. 60

Lever 22

Note: 1) Leaf spring has to be hooked with the groove of Lock pin 8. (Fig. 56)

2)Do not face the convex of Leaf spring to the opposite of Arm holder complete. (Fig. 57)

3)Pay attention to the direction of Rod 6. As illustrated in Figs 58 and 59. Tabs on the ends of Stop ring E-4 have to be fit between the protrusion of Cam and the flat portion of Rod 6. Tab on the center of Stop ring E-4 has to be fit into the groove of Cam.

4)M10-17 Hex lock nut illustrated in Fig. 52 has to be tighten to 3.5 up to 4.0N.m. using 1R254, 1R220, 1R222 and Socket assembly 17-38.

When Lever 105 is set in place and Handle is held by hand, Motor section has to be smoothly tilted without wobbling. Therefore, do fine adjustment of M10-17 Hex lock nut.

5) One end of Torsion spring 14 has to be hooked with Stopper.

The other of Torsion spring 14 has to be hooked with the center of Arm holder complete as illustrated in Fig. 60.

6)Lever 105 has to be secured at 0 up to 30 degrees tilted counter- clockwise (illustrated in light gray color) from the axial-symmetry position (illustrated in dark gray color) as illustrated in Fig. 61.

Flat washer 12

Torsion spring 14

	Retaining ring S-12	center of Arm
	Retaining ring S-12	holder complete
		holder complete

Fig. 61

Lever 105