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GB - 21
Attachment
will not
operate.
1. Gear shift lever in “NEUTRAL”
position.
2. Attachment jammed or damaged.
3. Attachment slip clutch out of
adjustment or damaged.
4. Shipper shaft and clutch dog loose
and out of adjustment.
1. Place gear shift lever in Hi or Low position.
2. Clear debris from attachment. Repair
before restarting engine.
3. Adjust or repair.
4. Adjust or repair.
Attachment
operates
slowly
1. Hi/Low clutch worn.
2. Attachment slip clutch needs
adjustment or repair.
3. Attachment damaged.
4. Engine problems.
1. Adjust or repair.
2. Adjust or repair.
3. Repair attachment.
4. See Engine Manual.
Transmission
will not go into
“HIGH” range.
Jumps out of
range
1. Debris blocking the linkage.
2. Rust on the clutch sliding pin.
3. Shifting clutch dogs worn/damaged.
1. Clear debris from linkage. Repair before
restarting engine.
2. Clean or replace.
3. Adjust or replace.
TROUBLESHOOTING
PROBLEM PROBABLE CAUSE CORRECTION
ACCESSORIES
See your authorized Gravely dealer to add these
optional accessories.
Mowing
78500600 30” Mower Drive (Short)
78500700 30” Mower Drive (Long)
78501200 Front Mount Kit
78501300 Front Anti-Scalp Roller
78501400 Rear Anti-Scalp Roller
78501500 30” Weight Kit
Garden
78501600 Rotary Cultivator Drive
78501700 Planter Drill (Less Blades)
78505900 10” Planter Drill Blade
78506000 19” Planter Drill Blade
Snow Removal
78501900 48” Snow Dozer Hitch
78502000 48” Snow Dozer Counterweight Kit
78502100 48” Snow Dozer Skid Kit
78502300 44" Power Brush Completing Kit
78502400 Tire Chains (4:00 x 8) (Pair)
78502500 Tire Chains (7:50 x 8) (Pair)
78502600 Tire Chains (8:50 x 8) (Pair)
Miscellaneous
78502700 Pow-R-Steering Kit
78502900 Quick Hitch Pin Kit
78503000 Attachment Adapter Kit
78503100 Dual Wheel Spacers
78509800 Dual Wheel Spacers
78503200 Trailing Hitch Kit
78510600 Coupler Strut Weldment Kit
78503500 High Performance Air Cleaner Kit
78503600 QS Muffler Kit
78506400 Tractor Cover
78506500 Retro-Fit Kit
78802700 Handle Interlock Kit
ATTACHMENTS
See your authorized Gravely dealer to add these
optional attachments.
885001 30” Mower Deck
885002 30” Mower Deck
885003 40” Mower Deck
885009 42” Sickle Mower
885010 Rotary Plow
885011 Cultivator
833007 32” Sno Thro
885014 48” Dozer Blade
885015 44” Brush
885013 Winter Cab
885016 Cart
ACCESSORIES