Specifications; Model Numbers; Engine; Fuel System - Exmark Laser Z Operator's Manual

2. SPECIFICATIONS

2.1 MODEL NUMBER:
Serial Nos. 160,000 – 189,999
LZ18KC523; LZ22KC523; LZ25KC523; LZ22KC603; LZ25KC603
Serial Nos. 190,000 – 219,999
LZ18KC523;LZ22KC523; LZ25KC523; LZ22KC604; LZ23KC523; LZ23KC604;
LZ25KC604; LZ25KC724; LZ22LKA523; LZ22LKA604 LZ26KC604; LZ26KC724
Serial Nos. 220,000 and Higher
LZ23KC523; LZ25KC523; LZ23KC604; LZ25KC604; LZ22LKA523; LZ22LKA604
LZ26KC604; LZ25KC724; LZ26KC724; LZ23LKA604

2.2 ENGINE:

2.2.1 Engine Specifications: See your Engine Owner's Manual
2.2.2 RPM: 18, 22, 23, & 25 HP Kohler and 22 HP Kawasaki Liquid-cooled models

2.3 FUEL SYSTEM

2.3.1 Capacity: 9.0 gal. (34 L.) for Serial Nos. 160,000-189,999
2.3.2 Type of Fuel: Regular unleaded gasoline, 87 octane or higher
2.3.3 Fuel Filter:
Kohler Air-cooled units: In-line 15 Micron Kohler P/N 2405002.
Kohler 26 HP EFI units: In-line 22 Micron Exmark P/N 99-9403 (low pressure).
Kawasaki Liquid-cooled units: In-line 40 Micron Kawasaki P/N 49019-1055
2.3.4 Fuel Shut-Off Valve: 1/4 turn increments (left tank, "OFF", right tank)

2.4 ELECTRICAL SYSTEM

2.4.1 Charging System: All Kohler Air-cooled units - Flywheel Alternator
2.4.2 Charging Capacity: All Kohler Air-cooled units - 15 amps
2.4.3 Battery Type: BCI Group U1
2.4.4 Battery Voltage: 12 Volt
2.4.5 Polarity: Negative Ground
2.4.6 Fuses: Kohler Air-cooled units –Two 20 amp blade type
2.4.7 Safety Interlock System: Operator must be in seat with Blades disengaged, brake
engaged, and motion control levers out (neutral lock) to start engine.
Operator must be in seat when Blades are engaged, brake is disengaged, or
motion control levers are moved in or engine will stop.
Engine will stop if either the left, the right, or both levers are moved from neutral
lock position while brake is engaged.
2.4.8 Tilt Switch: (Serial Nos. 220,000 & Higher) Shuts off the engine when the unit is
tilted more than 60° from horizontal.
Full Speed: 3600 RPM (No Load)
26 HP EFI Kohler and Kawasaki 23 HP Liquid-cooled models
Full Speed: 3750 RPM (No Load)
11.0 gal. (42 L.) for Serial Nos. 190,000 & Higher
In-line 10 Micron Kohler P/N 2405003 (high pressure).
Kawasaki 22 & 23 HP Liquid-cooled units - External Alternator
Kawasaki 22 & 23 HP Liquid-cooled units – 37 amps
Kohler 26 HP EFI units – Two 20 amp and one 10 amp blade type
Kawasaki 22 & 23 HP Liquid-cooled units – One 20 amp and two 30 amp
Idle:1500 RPM
Idle:1500 RPM
blade type
- 10 -