429 Heat the pump around the shaft and gently tap the shaftwith a copper or lead mallet. If the shaft with its bearingand sealing ring does not come out then apply moreheat.AssemblyHeat the pump and gently tap the pump shaft in. Placethe key in the pump shaft. Fit the cog, pump cogs and Oring, then bolt on the cover. Fit the pump in the tank.Bar and shaftRemovalRemove the cover from the chain drive cog. Loosen thetensioning bolts and remove the chain tensioner, bar andchain.Do not lose the O ring that sits under the chaintensioner.For Husqvarna Parts Call 606-678-9623 or 606-561-4983www.mymowerparts.com