1.70 HYDRAULICS FAN MOTOR (7) NOTE : Up to Machines S/No.51200471 only. Removal 1. Stop the engine and chock the machine, apply the parking brake . 2. Refer to page 1.1 and dump hydraulic pressure then disconnect the battery. 3. Open engine cover to gain access to fan motor. 4. Remove fan guard by unscrewing fasteners (1) and lifting guard clear. 5. Disconnect the three hydraulic hoses from the fan motor (5); blank the fan motor connections and open hoses. 6. Loosen the V-belt pivot fastener (2) and link arm fasteners (3 & 4). Remove V-belt (6) from pulley (7). 7. Remove the nut and washer (8 & 9) securing pulley (7) to fan motor and remove pulley. 8.
Remove the four bolts, washers and nuts (10, 11 & 12) securing fan motor to mounting bracket (13) and remove fan motor. Installation 1. Installation is the reverse of the above procedure. 2. Make sure the woodruff key is fitted to the fan motor drive shaft before fitting the pulley. 3. Tension the V-belt and check tension using a 'Fenner' or similar tension indicator. A force of 30 N at the mid-point on the belt should give a deflection of 8 mm. 4. Refer to Page 1.66, check the hydraulic level and replenish if necessary.