3-12
Maintenance
TRACK HUB BEARING SETTING PROCEDURE
4. While rotating hub, gradually tighten
remaining adjustment collar to ap-
proximately 35-50 ft.-lbs. torque.
5. While continuing to rotate hub, back
off collar 1/4 turn, then tighten to
approximately 1 ft.-lbs. torque. (This
is roughly “snug” using a 4" long
bolt inserted into one of the setscrew
holes.)
6. Tighten
setscrews.
MID-ROLLER HUB:
1. Loosen adjustment collar setscrews.
2. While rotating hub, gradually tighten
adjustment collar to approximately
35-50 ft.-lbs. torque.
3. While continuing to rotate hub, back
off collar 1/4 turn, then tighten to
approximately 1 ft.-lbs. torque. (This
is roughly “snug” using a 4" long
bolt inserted into one of the setscrew
holes.)
4. Tighten
setscrews.
OM04303
Fig. 14
Use the following procedure to set proper
bearing pre-load on the idler and midroller
hubs. This procedure must be followed
whenever any track hub has been disas-
sembled for inspection or repair.
Tip: To facilitate turning an adjustment
collar, insert a 4" long 3/8" bolt into one
of the setscrew holes.
IMPORTANT: Remove track tension and
support cart on secure stands before
beginning procedure. Hub must rotate
freely, and is a critical part of the bear-
ing setting procedure.
IDLER HUB:
1. Loosen adjustment collar set screws
and turn both adjustment collars out-
ward approximately two turns each.
2. Tighten one collar fully, then back off
one turn.
3. Tighten
setscrews.
Summary of Contents for Corner Auger 1080
Page 14: ...1 8 NOTES ...
Page 36: ...2 22 Operation REVISED 041608 15 NOTES ...
Page 47: ...3 11 Maintenance Fig 13 OM04303 Revised 041608 15 ...
Page 57: ...3 21 Maintenance NOTES ...
Page 69: ...3 33 Maintenance HYDRAULIC SYSTEM ...
Page 72: ...3 36 Maintenance NOTES ...
Page 92: ...4 20 Initial Set up NOTES ...
Page 106: ...5 14 280909 MODEL 880 1080 ELECTRICAL Revised 082307 13 013108 14 ...
Page 108: ...5 16 NOTES ...
Page 110: ...5 18 280907 MODEL 880 1080 AUGER ...
Page 116: ...5 24 MODEL 880 1080 HYDRAULICS Revised 092606 10 ...
Page 126: ...5 34 MODEL 880 1080 SCALE UNIT OPTIONAL Revised 082307 13 280901 SCALE LAYOUT ...
Page 128: ...5 36 251914 Revised 082407 13 013108 14 MODEL 880 1080 AGRICOVER TARP Optional ...
Page 130: ...5 38 Revised 013108 16 251914 MODEL 880 1080 WEATHER GUARD TARP Optional ...
Page 138: ...MANUALS 280900 013108 14 081408 16 AUGUST 2012 17 www unverferth com ...