UPPERSTRUCTURE / Fan Valve REMOVE AND INSTALL FAN VALVE CAUTION: Release any pressure in the hydraulic oil tank before doing any work. (Refer to BLEED AIR FROM HYDRAULIC OIL TANK on W1-4-1.) Removal 1. Remove bolts (2) (4 used). Remove covers (1) (2 used) from the main frame. : 19 mm 2. Open and lock the engine cover. Remove bolts (3) (4 used) from cover (4). Remove cover (4) from the bracket. W1J1-02-05-061 : 19 mm 3. Remove hoses (5) (2 used) and (6) (2 used) from fan valve (7). Cap fan valve (7) and hoses (5, 6). W1J1-02-12-001 : 36 mm W1J1-02-12-002 W2-12-1 2 1 2 Engine Cover ngine Cover E ngine Cover 3 Fan Motor 4 4 5 6 7