Scag Power Equipment STHM manual Technical Specifications, Engines, Engine Deck, Drive System

Models: STHM

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TECHNICAL SPECIFICATIONS

 

TECHNICAL SPECIFICATIONS

ENGINES

 

General Type:

Heavy duty industrial/commercial

Brand:

Kohler 23 HP Pro Series (Spec PS-75523)

Models:

CV23S

Horsepower:

23HP @ 3600 RPM

Type:

4 cycle gas, twin cylinder, vertical shaft engine

Displacement:

23HP = 674 cc

Cylinders:

2 cast-iron sleeves

Governor:

Mechanical type governor with variable speed control set

 

at 3600 rpm (+50 rpm), idle set at 1900 rpm (+100rpm)

Air Intake Group:

Large capacity dual element, chopper-type grass screen

Exhaust Group:

Single exhaust canister muffler

Fuel Pump Group:

Mechanical fuel pump with inline fuel filter, fixed jet

 

carburetor with Smart-Chokeand fuel shutown solenoid

Oil Pump Group:

Positive displacement Gerotoroil pump.Capacity 2.0 U.S.

 

Quarts with filter, standard oil cooler.

Valve Group:

Hydraulic valve lifters standard

Starter/Electrical:

12 volt battery with alternator, solid state ignition with key

 

start

Charging System:

15 amp

ENGINE DECK

 

Fuel Tank:

5 gallon (19.0 litres) seamless polyethylene

Drive Wheels/Tires:

20x10.0-10 four-ply pneumatic tubeless, radius edge

Brakes:

Integral braking with drive system

Parking Brake:

Drum-type

Frame:

Hybrid tractor trailer frame with stabilized pivot

DRIVE SYSTEM

 

Type:

Hydro drive with one variable displacement pump and two

 

cast-iron high torque motors

Hydro Pump:

#15 cast-iron variable displacement pump with remote dump

 

valve for movement without running engine

Drive Wheel Motors:

12 cu. inch cast-iron high torque motors

Dump Valve:

Single lever allows for movement without engine running

Hydro Fluid Cooling Group:

Heavy-duty cooling radiator, 13 qt. capacity nylon cooling

 

reservoir, uses, SAE 10W30 fluid and 10 micron filter

Travel Control:

Hydro drive with single foot pedal for forward and reverse

 

speed control, infinitely variable speeds

Steering:

Aircraft-type yoke steering handle with stainless steel cable

Axles:

1-1/4" tapered motor shafts

Safety Group:

Foot actuated engine kill, brake interlock, blade/clutch

 

interlock switch

Instrument Panel:

Ammeter, hour meter, key switch, throttle, fuses, manual

 

choke, blade brake clutch switch

Forward Speed Range:

0 to 6.8 mph

Reverse Speed Range:

0 to 5.4 mph

Date of Issue: April, 2005

Specifications Subject to Change Without Notice

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Scag Power Equipment STHM manual Technical Specifications, Engines, Engine Deck, Drive System