UPPERSTRUCTURE / Swing Device 20. Install the housing (27) assembly to bracket (ST 7298). Set the housing (27) assembly to the press. CAUTION: The shaft (35) assembly weight: 50 kg (110 lb) 21. Remove the shaft (35) assembly from housing (27) by using a press. Press Press 27 ST 7298 Cover 27 W178-02-06-006 CAUTION: When pressing shaft (35), cover housing (27) with the cover (outer dia.: 290 mm (11.4 in), inner dia.: 90 mm (3.5 in), thickness: 25 to 30 mm (1.0 to 1.2 in)). When housing (27) and/or roller bearing (13) are broken and flown off without the cover, the metal fragments may result in personal injury. Press at 30 ton or less.
Degrease the housing (27) inside before heating roller bearing (13). Failure to degrease may cause a fire. W157-02-06-011 35 13 27 Cover W157-02-06-010 W2-6-9