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MAINTENANCE
SE10-4A/SE15-4A 03/09 Maintenance Section 5-18
© 2009 Alamo Group Inc.
MAINTENANCE
Output Shaft Removal
Step I.
Remove Cotter Pin (item # 26) from Nut (item # 25) and Output Shaft (item # 22) this can be done by reaching
through opening in front of Main Housing. NOTE: Nut is installed with Loctite and may require heating to
remove. Heat nut to approx. 200 F, to ease removal
Step II.
Slide Output (Pinion) Gear (item # 24) up off of Output Shaft and out of Main Housing.
Step lll.
Remove 4 bolts (item # 15), which will allow output cap (item # 13) to be removed. This allows output shaft to
be removed through bottom opening.
Step lV.
Reach in from front or top of Main Housing and remove upper Output Shaft Cone Bearing (item # 23)
Step V.
From the top of Main Housing drive out top and bottom Bearing Cups (item # 23). Spacer (item # 12) will fall out
once lower bearing cup comes out of housing.
PARTS INSPECTION
Step I
Inspect and Clean all Parts. Check Bearings, Shafts, Gears, Housing and Covers. Shafts should be inspected
at Seal wear areas, Bearing areas, Splines, Threads and all surface areas. Check Housings for cracks and
condition of all holes that are threaded. Check Housing and covers where Seals drive in for Burrs and
scratches. If Bearing Cones are replaced always replace Cups with them. Gears should not have and rough
surfaces where the gears run together. On Main Housing remove any old Gasket Sealer, Scratches, Wash and
completely clean it.
OUTPUT SHAFT INSTALLATION
STEP I
Install Upper Output Shaft Bearing Cup (item # 23) into Main Housing from the bottom. NOTE!: Direction
bearing cup must be installed. Insert spacer (item # 12). Install lower bearing cup (item #23) into main housing
and seat firmly against spacer (item # 12)
STEP II
Install Lower Bearing Cone (item #23) down over Output Shaft from top making sure it is firmly seated against
shoulder on Shaft.
STEP III
Insert Output Shaft (item # 22) into Main Housing from the bottom till Lower Bearing Cone is seated into Lower
Bearing Cup, Slide Upper Bearing Cone down over Output Shaft from the till it seats against and into upper
output Shaft Bearing Cup.