Hydrostatic Ground Drive System; Cutting Deck - Exmark Frontrunner 4500-497 Operator's Manual

Specifications
• Mounting: Hinged to tilt up for access to
hydraulic pumps, battery and other components.
The seat is held in the tilted position with a
linkage. Adjustable fore and aft seat track.
• Armrests: Standard seat: foam padded flip-up
armrests. Optional suspension seat: molded
adjustable flip-up armrests.
• Seat Safety Switch: Internal to the bottom seat
cushion, non serviceable. Time delay module
incorporated into the Safety Interlock System
eliminates rough ground cut-outs.

Hydrostatic Ground Drive System

• Hydrostatic Pumps: Two Hydro Gear PR 16 cc
variable displacement piston pumps.
• Wheel Motors: Hydro Gear planetary reduction
motors.
• Hydraulic Oil Type: Use Exmark Premium Hydro
oil.
• Hydraulic Oil Capacity: 5.2 qt. (4.9 L)
• Hydraulic Filter: Replaceable cartridge type.
P/N 103-2146: 25 microns, No bypass
• Speeds:
0-10.5 mph (16.9 km/hr) forward
0-6.6mph (10.6 km/hr) reverse
• Drive wheel release valves allow machine to be
moved when engine is not running.
Tires & Wheels
Drive
Pneumatic
(Air-Filled)
2
Quantity
Tread AT101
Size 24 x
12.00-12
Ply Rating 4
Pressure 9 psi
(62 kPa)

Cutting Deck

(Sold Separately)
• Model Numbers:
– FR524
– FR604
– FR724
• Cutting Width:
– 52 inch (132 cm)
– 60 inch (152 cm)
– 72 inch (183 cm)
• Discharge: Side
• Blade Size: (3 ea.)
– 52 inch Deck: 18.00 inches (45.7 cm)
– 60 inch Deck: 20.50 inches (52.1 cm)
– 72 inch Deck: 24.50 inches (62.2 cm)
• Blade Spindles: Solid steel spindles with 1 3/4
inch (4.45 cm) I.D. bearings.
• Deck Drive: "B"-Section belt from jackshaft on
deck to blade spindles.
• Deck: Full floating deck is attached to out-front
support frame, removable for service. Six
anti-scalp rollers provide maximum turf
protection. Deck design allows for bagging,
mulching or side discharge.
• Deck Depth:
– 52 inch Deck: 5.5 inches (14.0 cm)
– 60 inch Deck: 5.5 inches (14.0 cm)
– 72 inch Deck: 5.5 inches (14.0 cm)
16
Front Rear Caster
Caster (Dual Tail
Wheel)
Semi- Semi-
Pneumatic Pneumatic
2 2
Smooth Smooth
9 x 3.50-4 13 x 6.5-6