Hydrostatic Ground Drive System; Tires & Wheels; Cutting Deck - Exmark Lazer Z Advantage series Operator's Manual

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Deluxe suspension seat with high back, low profile foam-in-place cushion
(dampened, adjustable spring suspension) and armrests.
2.6.2 Mounting: Hinged to tilt up for access to hydraulic pumps, battery and other
components. Held in tilted position with prop rod. Adjustable fore and aft seat track.
2.6.3 Armrests:
2.6.4 Seat Safety Switch: Incorporated into the Safety Interlock System. Time delay
seat switch eliminates rough ground cut-outs.

2.7 HYDROSTATIC GROUND DRIVE SYSTEM

2.7.1 Hydrostatic Pumps: Two Hydro Gear variable displacement piston pumps.
2.7.2 Wheel Motors: Two Hydro Gear with 1 1/4" tapered shafts.
2.7.3 Hydraulic Oil: Use synthetic Mobil 1 15W-50.
2.7.4 Hydraulic Oil Capacity: 2.1 qt.(2.0 L.)
2.7.5 Hydraulic Filter: Replaceable cartridge type.
P/N 109-4180: 25 microns, 10 psi bypass (Summer use above 32° F (0°C))
P/N 1-523541: 40 microns, 18 psi bypass (Winter use below 32° F (0°C))
2.7.6 Speeds: 0-9.0 mph (14.5 km/hr) forward.
0-5.8 mph (9.3 km/hr) reverse.
2.7.7 Drive wheel release valves allow machine to be moved when engine is not running.
2.8 TIRES Drive
Pneumatic
52"
Quantity 2
Tread Turf Master
Size 23 x 9.50-12
Ply Rating 4
Pressure 13 psi (90 kPA)

2.9 CUTTING DECK

2.9.1 Cutting Width: 52 in (132.1 cm), 60 in. (152.4 cm), 72 in (182.9cm)
2.9.2 Discharge: Side
2.9.3 Blade Size: (3 ea.): w/52" Deck 18.0 in (45.7 cm)
2.9.4 Blade Spindles: Solid steel spindles with1" I.D. bearings.
2.9.5 Deck Drive: Electric clutch mounted on horizontal engine shaft. "B" Section belt
(with self-tensioning idler) from electric clutch to transfer shaft mounted on deck.
Blades are driven by one "B" Section belt (w/self-tensioning idler) from transfer
shaft on deck to blade spindles.
2.9.6 Deck: Full floating deck is attached to out-front support frame. Six anti-scalp rollers
provide maximum turf protection. Deck design allows for bagging, mulching or side
discharge.
Deck Depth: 5.5" (14.0 cm)
2.9.7 Cutting Height Adjustment: an extra-long cushioned lever is used to adjust the
cutting height from 1" (2.5 cm) to 5.0" (12.7 cm.) in 1/4" (.64 cm) increments. The
cutting height adjustment handle has a transport position and all adjustments can
be made while the operator remains seated.
2.9.8 Mulching Kit: Optional.
Standard seat: foam padded flip-up armrests.
Optional suspension seat: molded adjustable flip-up armrests.
(Air filled)
60" & 72"
2
Turf Mate
24 x 12.00-12 13 x 5.00-6
4
13 psi (90 kPA) 13 psi (90 kPA)
w/60" Deck: 20.5 in. (52.1 cm)
w/72" Deck: 24.5in (62.2 cm)
13
Front
Pneumatic (Air filled)
52" & 60" 72"
2 2
Smooth Smooth
13 x 6.50-6
4 4
13 psi (90 kPA)
Caster
Semi- Pneumatic
52" & 60" 72"
2 2
Smooth Smooth
13 x 5.00-6 13 x 6.50-6