Bush Hog RTC - Manual (Page 12)

4-1 MAINTENANCE CHECK LIST
Perform scheduled maintenance as outlined below.
Lower machine to ground, turn off tractor and set
parking brake before doing maintenance inspections
or work. Some checks may require raising machine
off ground and supporting with blocks. All bolts
should be torqued as recommended in TORQUE
SPECIFICATIONS, unless otherwise indicated.
BEFORE EACH USE
1. Check tractor tire air pressure. Refer to tractor
operator’s manual.
2. Check blades and rotor to be sure that no foreign
objects such as wire or steel strapping bands are
wrapped around them.
3. Check blade bolts for tightness. Tighten to
70 ft./lbs.
4. Inspect blades for wear. Replace if necessary.
5. Make certain driveline shields are in place and in
good repair.
6. Clean any debris from safety decals and check
for legibility. Replace any missing or illegible
decals. Read and heed safety messages.
7. Perform BEFORE EACH USE lubrication per
paragraph 4-2.
8. During operation, listen for abnormal sounds
which might indicate loose parts, damaged bear-
ings, or other damage.
THE TILLER CAN FALL FROM HYDRAULIC
SYSTEM FAILURE. TO AVOID SERIOUS
INJURY OR DEATH, SECURELY SUPPORT
TILLER BEFORE WORKING UNDERNEATH.
WARNING
4-2 LUBRICATION (Figure 4-1)
NOTE
The multi-purpose grease referenced in this sec-
tion is an NLGI Grade 2 type grease.
BEFORE EACH USE
1. Driveline Universal Joints - Apply multi-purpose
grease with grease gun.
2. Driveline Guard - Apply 2-3 shots of multi-
purpose grease with grease gun to plastic fitting.
3. Driveline - Disconnect PTO driveline, pull the two
sections apart, apply thin coat of multi-purpose
grease to inside of outer (female) section.
Reassemble sections and install. Pull each sec-
tion to be sure driveline and shields are securely
connected. Make certain PTO shielding is in
good condition.
4. Rotor Shaft Bearing - Apply 2-3 shots of multi-
purpose grease with hand pump grease gun
before each operation and before storage.
(Figure 4-1)
50 HOURS
5. Input Gearbox - Add EP80W-90 gear oil, if
necessary, to bring oil to correct level on dip stick.
6. Chain Drive - Add EP80W-90 gear oil, if necessary,
to bring oil level to checkplug located on side of cover.
SECTION IV
MAINTENANCE
AFTER EACH USE
1. Clean all debris from machine especially underside
of deck and affixed decals. Replace any missing or
illegible decals.
2. Inspect tiller for worn or damaged components.
Repair or replace before next use. Any replace-
ment components installed during repair shall
include the components current saftey decals
specified by the manufacturer to be affixed to the
component.
3. Store in dry place.
Figure 4-1
Lubrication
Chain Drive
Oil Filler Plug
(6) 50 Hours
Check Plug
(5) 50 Hours
(4) Before Each Use
(1) Before Each use (Both Ends)
(2) Before Each Use (Both Ends)
(3) Before Each Use
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