Scag Power Equipment STT-31BSG Manuel D’Utilisation
8
SPECIFICATIONS
Section 3
SCAG “SABRE TOOTH TIGER” ZERO-TURN RIDER
MODEL: STT– 31BSG
ENGINE
General Type:
Heavy duty industrial/commercial
Brand:
Briggs Daihatsu Vanguard Liquid Cooled 31 HP
Model:
DM950G
Horsepower:
31 HP @ 3600 RPM
Type:
water cooled 4 cycle, overhead valve, 3 cylinder, gas engine
Displacement:
952 cc
Cylinders:
3 inline sleeves
Governor:
High-speed flyweight governor, runs faster than engine crankshaft, provides precision
speed governing and a steady low idle, 3600 rpm (±100 rpm), idle set at 1500 rpm
speed governing and a steady low idle, 3600 rpm (±100 rpm), idle set at 1500 rpm
Air Intake Group:
Canister type air filter system.
Exhaust Group:
Single exhaust canister muffler
Fuel Pump Group:
Electric fuel pump with mechanical choke and fuel shutdown solenoid
Oil Pump Group:
Positive displacement Gerotor™ oil pump with remote oil filter, capacity 3.2 U.S. quarts
(3.0 ltrs) with oil filter
(3.0 ltrs) with oil filter
Valve Group:
Overhead
Electrical/Charging System:
12 volt battery with alternator, solid state ignition with key start, 40 amp regulated
charging system using a microprocessor and one ignition coil for each cylinder, solenoid
shift type starter
shift type starter
ENGINE DECK
Fuel Tank:
10 gallon (38.0 litres) seamless polyethylene tank with fuel gauge gas cap
Drive Wheels/Tires:
24x12-12 four-ply pneumatic tubeless, radius edge, offset rims to improve operator’s view
Parking Brake:
Lever operated interlocked parking brake prevents operation with parking brake engaged
Frame:
Compact tractor frame with structural steel tubing construction
DRIVE SYSTEM
Type:
Hydro drive with two variable displacement pumps and two cast iron motors for
independent control of each drive wheel
independent control of each drive wheel
Hydro Pumps:
Two Hydro-Gear Model BDP 21L pumps with dump valves for movement without running
engine
engine
Drive Wheel Motors:
Two 23 cubic inch cast-iron high torque wheel motors
Transmission Belt Idler:
Self-adjusting, self-tightening, sealed bearings
Hydro Fluid Cooling Group:
3 qt. capacity nylon fluid reservoir, uses SAE 20W50 fluid and 10 micron filter
Steering/Travel Control:
Twin lever fingertip steering control with gas shock dampeners for smooth, responsive
control to each wheel
Axles:
1-1/4" heavy-duty, tapered motor shafts
Wire Harness:
14 gauge wire
Safety Group:
Seat actuated engine kill, neutral interlock, mower engagement (BBC) switch, parking
brake
Instrument Panel:
Voltmeter, water temperature gauge, oil pressure gauge, key switch, throttle, fuses, manual
choke, BBC switch (hourmeter located at rear of machine)
choke, BBC switch (hourmeter located at rear of machine)
Forward Ground Speed Range:
0 to 10.5 mph
Reverse Ground Speed Range:
0 to 5.0 mph
Date of Issue: July, 2002
Specifications Subject To Change Without Notice
-NOTE-
The machine will travel at 10.5 mph for
transport purposes. For best cutting
performance the forward travel speed
should be adjusted depending upon the
cutting conditions.
The machine will travel at 10.5 mph for
transport purposes. For best cutting
performance the forward travel speed
should be adjusted depending upon the
cutting conditions.