Seat; Hydrostatic Ground Drive System; Tires & Wheels - Exmark Lazer Z Operator's Manual

2.6.2 PTO Engagement Switch: Engages electric clutch (to drive belt) which engages
mower blades.
2.6.3 Parking Brake Lever: Engages parking brake.
2.6.4 Deck Height Adjustment Lever: Sets cutting height to desired position.
2.6.5 Deck Lift Assist Lever: Foot pedal that assists in raising the deck.

2.7 SEAT

2.7.1 Type: All units except Kohler EFI - Standard seat with high back, foam padded
(internal suspension) and armrests.
Kohler EFI units - Deluxe suspension seat with high back, low profile foam-in-
place cushion (dampened, adjustable spring suspension) and armrests. (This
seat is an optional accessory for all other units)
2.7.2 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.
2.7.3 Armrests: Standard seat: foam padded flip-up armrests with height adjustment.
2.7.4 Seat Safety Switch: Incorporated into the Safety Interlock System. Time delay
seat switch eliminates rough ground cut-outs.

2.8 HYDROSTATIC GROUND DRIVE SYSTEM

2.8.1 Hydrostatic Pumps: Two Hydro Gear BDP-10A variable displacement piston pumps.
2.8.2 Wheel Motors: Two Parker/Ross with 1 1/4" tapered shafts.
2.8.3 Hydraulic Oil Type: Synthetic Mobil 1 15W-50.
2.8.4 Hydraulic Oil Capacity: 2.1 qt.(2.0 L.)
2.8.5 Hydraulic Filter: Replaceable cartridge type.
P/N 1-513211: 10 microns, 18 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))
2.8.6 Speeds:
For Serial Nos. 369,999 and lower:
For Serial Nos. 370,000 and higher:
2.8.7 Drive wheel release valves allow machine to be moved when engine is not running.
2.9 TIRES
Deck Size
Quantity
Tread "Turf Master" or "Multi- Trac C/S"
Size 23 x 9.5-12
Ply Rating
Pressure 13 psi (90 kPa)
Optional suspension seat: molded adjustable flip-up armrests.
20, 23, & 25 HP Kohler & 25 HP Kawasaki Air-cooled:
0 – 9.4 mph (15.1 km/hr) forward.
0 – 6.0 mph (9.7 km/hr) reverse.
Kohler EFI and 27 HP Kawasaki Liquid-cooled models:
0-9.8 mph (15.8 km/hr) forward.
0-6.3 mph (10.1 km/hr) reverse.
All units:
0-9.8 mph (15.8 km/hr) forward.
0-6.3 mph (10.1 km/hr) reverse.
Drive
Pneumatic (Air-Filled)
52" 60" & 72"
2 2
24 x 12.0-12
4 4
13 psi (90 kPa)
- 14 -
Front Caster
Pneumatic (Air-Filled)
All Decks
2
Smooth
13 x 6.50-6
4
13 psi (90 kPa)
Semi-Pneumatic
2
Smooth
13 x 6.50-6