eep UNIVERSAL SERIEELEEEEVICE MANUAL G Q The impeller and the pulley hub are pressed on 0 the shaft under higlh pressure r U In Dauntless V 6 Engine r v V A ce nt17ifugal type water pump Sl 1OWn In Flg G 10 I r V I fl Cl ll8 S coolant through the Dau1 1tl SS V 6 ng1 r V V and its cooling system This pump 1S mounted Ion T Vl Y H r1 1 lll l E timing chain cover Similar to the engine cooling 1 i r i fa n mounted on its hub the pump is driven th1 Ol1gh i i I iii i ii 1 u Vb 1 h k h ft ll ci Eiai rrr i r ui ii V rr r 2 a 6 t mm t 9 Clan S 3 pu y i E Zizl u Q V rr Cho ant enters e wa er pump a 1 s cen er en r1 17 I th t t t t C t ii i V vii 1 zzi IAI E i furgall force then forces coolant radially outward t V i Z t t iE iE 1 fj e iiii ij if i iEi T ii ii i EEZE i EE i th r ugli vanas pf the pump impaliar a d backward t iiii i et r V through two discharge passages in the timing chain iii E i 4 i cover These passages conduct an equal amount of Z L i coolant to each cylinder bank water jacket This V A E r Vlgngg rvatgy pump has a sealed double row ball b afiflg i 1 c T r VV YC and a ceramic water seal neither of which can be i S A VV z V 1 lj v v servi ce d In event of bearing or water seal failure i AAZ the entire water pump assembly must be replaced f at ii Avni E 1 l2 Water Pump Inspection ilinzln E i i if i i if Check the water pump for leaks and excessive 1 3270 end play or looseness of the shaft in the pump A J quick way to check is 1 0 work the fan blades up FIG G 8 TEMPERATURE SENDING UNIT and down by hand If any play is noticed this HURRICANE F4 ENGINE indzicates that the bearings are rough Rough bear l Temperature sending Umm ings should be checked to see if the water pump slriould be replaced or rebuilt b Dauntless V 6 Engine The thermo couple coolant sending unit is mounted ig 3 water pump Disassembly in the leg Lear area of therintakeima iifegd and ii Hurricane F4 Enggne tacrigcif Wm ta tw as amt O ar Refer to Fig G T9 Va Remove the fan belt fan blades and fan pulley G WATER puMp b Remove the bolts attaching the water pump ar Hurricane F4 Engine to the block Remove the pump The water pump on the Hurricane F4 engine is a Rarppva the b g Y t8i i SPi i g centrifugal impeller type of llarge capacity to cir d Remove the pump impeller and pulley with a culate water in the entire cooling system The snitable puller d0 bl FOW ball b 31 i g Fig G 9 i is lfltegml with e Remove the pump seal bearing and shaft and the shaft and lS packed at assembly with a special mar mg slingen high melting point grease which will last the life of the bearing The bearing is sealed to retain the lubricant and prevent dirt and dust from entering G I4 Wa Bump PbIY The bearing and shaft are retained in the water ulrlcane ngme pump body by the bearing retaining wire The E lY Y to Fig G 9 water seal bears against the ground seat on the Elefore assembling the water pump examine water pump body and the inside of the impeller maintain seal seat in the pump body and should it be rough ing a constant pressure against both and preventing install a new pump body water leakage A drain hole in the bottom of the To reassemble the unit insert the long end of the pump body precludes any water seepage past the slhaft into the pump body from the front end until seal from entering the bearing the outer end of the bearing is flush against the Qi Qi 0 FIG G 9 WATER PUMP I r HURRICANE F4 ENGINE r r C l V i 1 Fan and Pump Pulley I r l r rrr 2 Bearing and haft r rr i Ivr 2 11 E pa ix 3guReta1ner Spring r r R r rr i 5 Brfdy l r i r ggE K 7 Pl1 l l p SE Bl A 8 Impelle1 V ja Nu w 9 G Skat at o A au or e r r olivwv 167