Section 3 - Specifications; Engine; Electrical; Tractor - Scag Power Equipment Freedom Z SFZ36-18FS Operator's Manual

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3.1 ENGINE

General Type ................................................................................................Heavy Duty Industrial/Commercial Gasoline
Brand ......................................................................................................................................Briggs & Statton, Kawasaki
Horsepower:
(Scag Model SFZ36-18FS) ......................................................................................18 HP (Engine Model # FS541V)
(Scag Model SFZ48-20FS, SFZ52-20FS) ................................................................20 HP (Engine Model # FS600V)
(Scag Model SFZ48-26BS, SFZ52-26BS) ............................................................... 26 HP (Engine Model # 44P777)
(Scag Model SFZ61-28BS) ......................................................................................28 HP (Engine Model # 49M777)
Type ..........................................................................................................4 Cycle Gasoline, Twin Cylinder, Vertical Shaft
Cylinders ..................................................................................................................................... 2 with Cast Iron Sleeves
Governor ........................................................................Mechanical Type with Variable Speed Control Set At 3600 RPM
Idle Speed:
Briggs & Stratton ......................................................................................................................................... 1750 RPM
Kawasaki ..................................................................................................................................................... 1550 RPM
Fuel Pump ...................................................................................................... Integral Fuel Pump with In-Line Fuel Filter
Fuel ...................................................................................... Non-Leaded Gasoline with a Minimum Octane Rating of 87
Oil Pump ........................................................................................................................ Positive Displacement Gerotor™
Starter: .............................................................................................................. Electric Starting with Bendix Shift Starter
Belts .................................................................................................................Kevlar cord. Self-adjusting, Self-tightening

3.2 ELECTRICAL

Battery .................................................................................................................................................................... 12 Volt
Charging System ............................................................................................................................................... Alternator
Charging Output:
Briggs & Stratton ................................................................................................................................. 12 Volt, 16 Amp
Kawasaki ............................................................................................................................................. 12 Volt, 13 Amp
System Polarity ....................................................................................................................................... Negative Ground
Starter .......................................................................................................12 Volt Electric Ring Gear Type, Key Operated
Interlock Switches ....................................................... Seat, Neutral Control, Mower Engagement (BBC), Parking Brake
Instrument Panel ........................................................................ Key Switch, Throttle Lever, Manual Choke, PTO Switch
Fuses ........................................................................................................................................................ Two (2) 20 Amp

3.3 TRACTOR

Drive System ......................................................... Hydraulic Drive with Two Hydro-Gear™ Integraded Zero-Turn Axles
Scag Model (SFZ36, SFZ48, SFZ52) .......................................................................................Hydro-Gear™ ZT-3100
Scag Model (SFZ61) ................................................................................................................Hydro-Gear™ ZT-3400
Steering/Travel Control ........................................................................................... Twin Lever Fingertip Steering Control
Parking Brake ...................................................................Lever Actuated Linkage to Brakes on Both Drive Wheel Axles
Wheels:
(2) Front Caster .............................................................................................................................. 11 X 4.5-5 Two-Ply
(2) Drive - (36" Deck) ................................................................ 18 X 7-8 Four-Ply Pneumatic Tubeless, Radius Edge
(2) Drive - (48"-52" Deck) ....................................................... 20 X 10-8 Four-Ply Pneumatic Tubeless, Radius Edge
(2) Drive - (61" Deck) ............................................................ 20 x 10.5-8 Four-Ply Pneumatic Tubeless, Radius Edge
Tire Pressure:
Front Caster....................................................................................................................................................... 25 PSI
Drive .................................................................................................................................................................... 8 PSI
Fuel Tank ........................................... Single 6-Gallon Seamless Polyethylene Tanks with Large Opening and Fuel Cap
Seat .................................................................................................... Padded, Thick Cushion with Extra Spring Support
SPECIFICATIONS
with Individual Control to Each Wheel with Gas Spring Dampers
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Section 3