Hydrostatic Ground Drive System; Cutting Deck - Exmark LAZER Z CT Operator's Manual

Specifications
– Optional suspension seat: molded adjustable
flip-up armrests.
• Seat Safety Switch: Incorporated into the
Safety Interlock System. Time delay seat switch
eliminates rough ground cut-outs.

Hydrostatic Ground Drive System

• Hydrostatic Pumps: Two Hydro Gear variable
displacement piston pumps.
• Wheel Motors: Two Hydro Gear with 1 1/4 inch
tapered shafts.
• Hydraulic Oil Type: Use Mobil 1 15W-50
Synthetic motor oil.
• Hydraulic Oil Capacity: 2.1 qt. (2.0 L)
• Hydraulic Filter: Replaceable cartridge type.
– Summer use above 32°F (0°C)
P/N 109-4180: 25 microns, 10 psi bypass
– Winter use below 32°F (0°C)
P/N 1-523541: 40 microns, 18 psi bypass
• Speeds:
– 0-7.2 mph (11.6 km/hr) forward.
– 0-4.0 mph (6.4 km/hr) reverse.
• Drive wheel release valves allow machine to be
moved when engine is not running.
Tires & Wheels
Drive
Pneumatic
(Air-Filled)
Quantity 2
Tread "Turf Mate"
Size 20 x 10.00-8
Ply Rating 4
Pressure 13 psi (90 kPa)

Cutting Deck

• Cutting Width:
– 47.2 inch (120.0 cm)
– 52 inch (132.1 cm)
– 60 inch (152.4 cm)
• Discharge: Side
• Blade Size: (3 ea.)
• Blade Spindles: Solid steel spindles with 1 inch
• Deck Drive:
• Deck:
• Deck Depth:
Front Caster
Pneumatic
(Air-Filled)
• Cutting Height Adjustment:
2
Smooth
11 x 4.00-5
4
16 psi (110 kPa)
• Mulching Kit: Optional.
16
– 48 inch Deck: 16.25 inches (41.3 cm)
– 52 inch Deck: 18.00 inches (45.7 cm)
– 60 inch Deck: 20.50 inches (52.1 cm)
(25.4 mm) I.D. bearings.
– Electric clutch mounted on vertical engine
shaft. "B" Section belt (with self-tensioning
idler) direct from the engine.
– Blades are driven by one "B" Section belt
(w/self-tensioning idler) direct from the
engine.
Full floating deck is attached to out-front support
frame. Maximum turf protection is provided with
anti-scalp rollers:
– 48 inch Decks: Quantity 3
– 52 inch Decks: Quantity 5
– 60 inch Decks: Quantity 6
Deck design allows for bagging, mulching or side
discharge.
– 48 inch Deck: 5.0 inches (12.7 cm)
– 52 inch Deck: 5.0 inches (12.7 cm)
– 60 inch Deck: 5.0 inches (12.7 cm)
An extra-long cushioned lever is used to adjust
the cutting height from 1 1/2 inches (3.8 cm)
to 4 1/2 inches (11.4 cm) in 1/4 inch (6.4 mm)
increments. The cutting height adjustment handle
has a transport position and all adjustments can
be made while the operator remains seated. Units
also have a foot operated deck lift assist lever to
aid in raising the deck.