Alamo 66 manual Bikon Hub

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MAINTENANCE

-Remove shaft complete with upper bearing from bearing housing. Remove bearing from shaft.

-Using a large pair of snap ring pliers, remove retaining ring from housing.

-Remove lower cover and lower bearing from housing.

-Wash all parts in solvent and inspect carefully for damage or excessive wear. Magnaflux the shaft while disassembled.

-As a general rule, always use new oil seals and lockwashers when re-assembling.

-When ordering replacement parts, refer to the parts list and ensure that all parts other than fasteners, seals, and bearings are genuine ALAMO parts. DO NOT use substitutes.

Assembly

-Pack the bearings with grease.

-Press the lower bearing onto the shaft, then press the shaft and bearing into the bearing housing from the bottom.

-Press the upper bearing into the bearing housing and onto the shaft.

-Press the oil seal into the lower cover, apply gasket compound to the cover and secure in place with the retaining ring.

-Pump six to eight shots of grease into each bearing while rotating.

-Install spacer onto shaft.

-Press oil seal into upper cover, apply gasket compound to cover, and then bolt cover to bearing housing.

-Position the lockwasher and then tighten the locknut onto the shaft.

-Place housing assembly into frame and bolt securely.

-Install motor mount plate. Set plate into its original dowel holes and check the maximum runout on the bore compared to the shaft, if over .020" then the motor mount plate must be re-dowled. If not over .020", bolt in place. If re-doweling is required, ensure there is no rocking of the motor mount plate, if so, grind the upper frame to fit prior to re-doweling.

-Install motor. Using Loctite, torque motor mount bolts to required values and wire lock heads.

Bikon Hub

1.Read and be familiar with the Bikon Lock Instructions.

2.Dismantle new Bikon Lock. Clean off preserving oil with rag.

3.Clean shaft end and bore of Bikon Lock.

4.Apply light coat of machine oil to shaft and Bikon Lock bore.

5.Re-assemble Bikon Lock assembly taking care that slits in all components are in line and the near and far collars are not reversed.

6.Take two 3/8" square spacer bars and lay them on the shroud support plate on either side of the shaft.

7.Put hub on shaft up against the spacer bars. NOTE: Threaded holes face out.

8.Slide Bikon Lock over shaft and inside hub until it rests against the spacer bars.

9.With a marker pen mark torquing sequence on hub face to match Bikon Lock instructions, per Figure 1.

10.Tighten bolts to specified torque (Table 1) in several stages following the numbered sequence. You must go around at least three times before reaching this value.

11.Remove spacer bars.

12.Install retaining ring and Spirol Lock Ring. Make sure ring seats in groove.

13.Mount cutter disk on hub and rotate until holes line up.

14.Place dust cover on hub and insert bolts with lockwashers. Torque to specified value in Table 2.

GRIZZLY 66 01/05

Maintenance Section 5-4

© 2005 Alamo Group Inc.

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Contents Grizzly To the OWNER/OPERATOR/DEALER Safety Training Makes the Difference Page Table of Contents Page Safety Section Safety ¡LEA EL Instructivo Do not mount the Tractor while the tractor is Following rules Safety SGM-10 Wait a minute...Save a life Parts InformationWork Area Preparation Safety Safety Safety QTY Description Decal Location Decals Not Shown Safety Safety Safety Federal Laws and Regulations Introduction Section Introduction Safety First Page Assembly Section Assembly PRE-INSTALLATIONHydraulic Schematic Alternate Hydraulic Schematic Assembly Page Operation Section Check OperationPre-Startup LubricateTwo Blade Arm w/ Blades Three Blade Rotary Disc Two Blade Arm, Three Blade Disc & Disc w/ Cutter BitsStart Up Disc w/ Cutter BitsNormal Operation Maintenance Section Maintenance General MaintenanceDisassembly Assembly Series II ModelBikon Hub Bikon Torque Values Blade Bolts Installation & Removal of Locking AssemblyInstallation Blade Arm & Bolt Torque ValuesMaintenance General Instructions RemovalGrizzly 66 01/05 Maintenance Section Alamo Industrial To the OWNER/OPERATOR/DEALER Required of the OwnerGrizzly 66 01/05 02975193C Printed U.S.A