hitachi — ASSEMBLE TRAVEL MOTOR

UNDERCARRIAGE / Travel Device IMPORTANT: Check the direction to install the outer race of needle bearing (10). 23. Lightly tap and install the outer race of needle bearing (10) to brake valve (21) by using special tool (4472142) and a hammer. Install the outer race of needle bearing (10) with the stamped mark facing outside. 4472142 10 21 W178-02-11-231 24. Apply grease onto the silver surface of valve plate (12). Install valve plate (12) while aligning the position of knock pin (11) in brake valve (21). NOTE: Valve plate (12) is secured to brake valve (21) tightly in order not to drop brake valve (21) when turning over. IMPORTANT: Do not drop valve plate (12).

If valve plate (12) is damaged, oil leakage will occur. 25. Install brake valve (21) to housing (7) with socket bolts (20) (8 used). : 17 mm : 400 N m (40 kgf m, 295 lbf ft) W3-2-27