UPPERSTRUCTURE / Pilot Valve 7. Install O-rings (33) (2 used) to pin (35). Apply grease to O-rings (33) (2 used). Assemble pin (35) and cams (5) (2 used) to holder (7). IMPORTANT: Check the direction to install spring pins (3, 4) (2 used for each). 8. Install spring pins (3, 4) (2 used for each) to cams (5) (2 used) by using special tool (ST 1237). Secure cams (5) (2 used) and pin (35). At this time, spring pins (3, 4) (2 used for each) should be displaced with their slits at 90 ° . Tap and install spring pins (3, 4) (2 used for each) until spring pins (3, 4) make contact with the stepped part in the hole. IMPORTANT: Check the direction of damper (32).
The inner bore of damper (32) is edged-shape. If damper (32) is pried when installing, O-ring (33) will be damaged. 12. Install dampers (32) (2 used) to pin (35) with the lever facing upward. 13. Secure damper (32) and rubber seat (31) to holder (7) with socket bolts (9) (4 used) and spring washers (8) (4 used). : 5 mm : 79 N m (0.7 kgf m, 5.1 lbf ft) 14. Apply grease to O-ring (34). Push O-rings (34) (2 used) to the endmost of pin (35). Slit Slit 3 W178-02-07-050 9. Crimp the hole edge (2 places) of cams (5) (2 used), where spring pins (3, 4) are inserted, by using a punch. 4 10. Place holder (7) on the casing (23) assembly.
Install holder (7) to casing (23) with socket bolts (30) (2 used) and spring washers (29) (2 used). Check the mark direction and install holder (7). : 8 mm : 50 N m (5 kgf m, 36 lbf ft) 11. Install rubber seats (31) (2 used) to pin (35). W2-7-33