Alamo MACHETE Product Service Manual page 141

1. Spindle Re-Assembly, (See Figure 88) Make sure Housing is Clean and in Good Shape.
2. Install Bearing Cups, Using a Driver or Press install Upper and Lower Bearing Cups, Make sure
they are seated completely into Housing.
3. Install Lower Seal, Inspect Lower Seal area one more time, Make sure there are no burrs around
surface, Install lower Seal Using a Driver (consult your local Tool supplier), After installed coat
ID of Seal with light coat of Grease.
4. Install Lower Bearing Cone, Inspect Spindle Shaft Condition. Lower Bearing Cone is installed
on Spindle Shaft and pressed down till seated on bottom lip on Shaft. Be careful pressing
Bearing on, do not damage Bearing. Coat lower Bearing with light coat of Grease.
5. Install Spindle Shaft, Put light coat of Grease on Seal area of Shaft, this will help Shaft go into
Seal. Insert Spindle Shaft with lower Bearing Cone installed on it into Spindle Housing from the
Bottom, Use Caution when lower part of Shaft reaches lower Seal. work shaft into seal carefully.
6. Install Upper Bearing Cone, Support Spindle Shaft from Bottom and Press (New type is press
on and Older type pushed on) Upper Bearing Cone on to Spindle Shaft, Don't press on Bearing
Rollers or Cage as this will damage Bearing. It is installed till it is seated into Bearing Cup,
Remember to keep Spindle Shaft supported at bottom.
7. Install lower Bearing Adjusting Nut with chamfer up, Tighten Nut till it contacts Bearing Cone,
But do not torque at this time. Clamp Spindle to Bench (or Vise) so that Spindle Shaft can rotate.
Tighten till it takes 25 in. lbs. to rotate Spindle Shaft, Tap Shaft with a Hammer to make sure
Bearings seat straight and recheck Rolling Torque (must be be 25 in. lbs. of rolling Torque).
8. Install Tabbed Washer on to Spindle, Inner tab in slot and Outer tabs facing up.
9. Before Installing Top Nut with chamfer on Nut facing down, Make sure Shaft is locked (Clamped)
so it will not Turn in Spindle Housing, Torque this top Nut to 100 ft lbs. Bend the Tab of the Locking
Washer to fit into one of the Grooves on top nut. Recheck Rolling Torque of Shaft, it should be
25 in lbs. Rolling Torque.
10. Install Grease Plug in bottom hole and Grease Relief Plug in the upper hole. Note: When grease
is cold it could force bottom Seal out of Housing. Let grease warm before filling begins.
Excessive Pressure of Air Grease Gun could force Seal out, Use low Pressure.
Oil / Grease Relief Plug
Upper Bearing Cup and Cone
Oil / Plug Grease Fitting
Lower Bearing
Cup and Cone
Lower Seal (Spring
around ID of Seal Lip)
FIGURE 88
Machete (Service Manual) 04/04
© 2004 Alamo Group Inc.
SPINDLE - REPAIR
Procedures: Re-Assemble Spindle
Tab Washer
Upper Bearing
Adjusting Nut
Spindle Shaft
141
Lower Bearing
Adjusting Nut
Spindle Shaft
Lower Seal