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WARNING: BECAUSE OF HIGH SPRING TENSION, (3) Remove pulley bolt. Remove pulley from ten- sioner (4.7L ONLY). INSTALLATION (1) Install pulley and pulley bolt to tensioner. Tighten bolt to 61 N·m (45 ft. lbs.) torque (4.7L (2) Install tensioner assembly to mounting bracket. (4.0L engine) align the two dowels on the CAUTION: To prevent damage to coil case, coil (3) Install drive belt. Refer to Belt Removal/Instal- lation in this group. (4) Check belt indexing marks. COOLING SYSTEM FAN 4.0L AND 4.7L VISCOUS FAN REMOVAL (1) Disconnect negative battery cable from battery. NOTE: The 4.0L engine does not require special (2) The thermal viscous fan drive/fan blade assem- bly is attached (threaded) to water pump hub shaft (3) Do not attempt to remove fan/viscous fan drive assembly from vehicle at this time. (4) Do not unbolt fan blade assembly from viscous fan drive at this time. (5) Remove fan shroud-to-upper crossmember nuts. drive assembly as a complete unit from vehicle. (7) After removing fan blade/viscous fan drive assembly, do not place viscous fan drive in horizon- CAUTION: Do not remove water pump pulley-to-wa- (8) Remove four bolts securing fan blade assembly to viscous fan drive. Fig. 61 Fan Blade/Viscous Fan Drive—4.7L V-8 Engines 1 – VISCOUS FAN DRIVE Fig. 62 Fan Blade and Drive—Removal 1 – SPECIAL TOOL 6958 SPANNER WRENCH WITH ADAPTER PINS 8346 2 – FAN 7 - 42 COOLING SYSTEM WJ REMOVAL AND INSTALLATION (Continued) |