WAUKESHA Manuale Inglese AP2 - Asco Pompe Srl

MaintenanceInstall Rear Seal Assembly1. Install gear spacers (Figure 59, item 29).Waukesha Cherry-Burrell2. Lubricate inside and outside diameters of oil sealswith oil or grease.3. Install oil seals with spring facing out (Figure 59, item13).NOTE: Place tape or other material over shaft end toprevent cutting seal during installation.Figure 59 - Install Rear SealInstall Timing Gears1. Place gear keys into shaft key slots. Angle keys outfor easier installation of gears.NOTE: To aid in timing setup, rotate rotors until they areat right angles to each other before installinggears.6. Using a Waukesha Cherry-Burrell Gear LocknutTool, tighten gear locknuts. For proper Gear LocknutTool, see Parts Lists beginning on on page 44.2. Slide spur drive gear onto drive shaft. Spur drive gearhas one punch mark on gear.3. Slide short shaft gear onto short shaft. Short shaft gearhas two punch marks on gear. Straddle single punchmark of spur drive gear with two punch marks onshort shaft gear (Figure 60).Figure 62 - Install Gear LocknutsNOTE: Although recommended specifications cannot beassured without the use of Gear Locknut Tool,gear locknuts can be installed using spannerwrench or drift.7. Bend locking tab on lockwashers into locking nutslots securing gear locknut into place (Figure 63).Figure 60 - Timing Gear Marks4. Use wood or nylon block (Figure 61, item A) tosecure shafts from turning. If block is not available,use rags to block gears, or with one rotor on shaft,block rotor with nylon dowel.Figure 63 - Bend Lock Tab on LockwashersFigure 61 - Block Shaft Rotation5. Slide lockwashers onto shaft. Lubricate threaded areaon shafts and face of locknuts with oil or grease.Page 38 95-03015 Revised: February 2007