Cutting Decks - Toro Groundsmaster 4500-D Series Service Manual

Cutting Decks

Groundsmaster ® 4500-D/4700-D
19245SL Rev A
MOUNTING: All cutting decks are supported by independent lift arms and are
interchangeable to any cutting deck positions. The Groundsmaster
4500-D uses five (5) cutting decks. The Groundsmaster 4700-D uses
seven (7) cutting decks.
CONSTRUCTION: Deck chamber and frame are welded steel construction reinforced
with channels and plates.
HEIGHT−OF−CUT 19 to 101 mm (3/4 to 4 in) in 6.4 mm (1/4 in) increments. Height-of-cut
RANGE: adjustment is made by repositioning deck on deck frame.
DECK DRIVE: Closed loop, integrated relief, hydraulic system operates cutting
deck hydraulic motors. Blade spindles are 31.7 mm (1-1/4 in) shafts
supported by greaseable, tapered roller bearings in a ductile iron
housing.
CUTTING BLADE: Each cutting deck equipped with a 686 mm (27 in) length, 6.4 mm
(0.250 in) thick, heat treated, steel blade. Anti-scalp cup installed
on cutting blade. The standard blade is optimized for most cutting
applications. Optional high lift, angled sail and Atomic blades are
available for those situations where the standard blade is not ideal.
DISCHARGE: Clippings are discharged from the rear of the mowing decks. Pre-drilled
mounting holes allow attachment of optional mulching baffle.
CUTTING DECK LIFT: Cutting decks on the Groundsmaster 4500-D are controlled with one
(1) lift switch. The Groundsmaster 4700-D uses three (3) lift switches:
one for the right wing deck, one for the left wing deck and the third
(center) switch for the remaining five decks.
SUSPENSION A fully floating suspension with hydraulic counterbalance. Main center
SYSTEM: pivot allows side-to-side deck oscillation. Individual decks supported
with two (2) front rollers and one, full width, rear roller.
WEIGHT: Individual cutting deck weighs approximately 89 kg (195 lb).
Page 2–7 Specifications and Maintenance: Specifications