Scag STHM 59999 User Manual

Specifications and Main Features

  • Product Model: STHM
  • Serial Number: 50001 – 59999
  • Warranty Terms:
  • Wear items (drive belts, blades, hoses, tires): 90 days
  • Batteries, 90 days: Batteries
  • Frame, deck and structural components including oil reservoir, fittings and oil cooler: 1year
  • Electric starters covered by the manufacturer warranty: Engines
  • Components of the drive system 1 year
  • Electric clutch components 1 year
  • Available Engines:
  • 20 HP Kohler CV
  • 22 HP Kohler CV
  • Fuel Recommendation: Clean fresh unleaded gasoline that has an octane rating of 89 or above.
  • Recommended Tire Pressures:
  • Caster Wheels: 25
  • Rear Steering Wheel: 15
  • Drive Wheels: 15
  • Safety Devices or Features:
  • Operator presence pedal
  • Parking brake engagement
  • Blade engagement switch
  • Maintenance Practices:
  • Belts tension and general wear
  • Engine and hydraulic oil levels
  • Machine fittings Regular greasing
  • Engine oil and filter change interval of 5 hours.
  • Operational Characteristics:
  • Controls for mower with forward and backward movements
  • Engagement and disengagement of PTO

Section Not Available: Dimensions and Capacities

Frequently Asked Questions

  • Q: What type of engine does the STHM model use?

A: The STHM model uses the Kohler CV engine which can either be a 20 HP or a 22 HP.

  • Q: What is the fuel suitable for the STHM mower?

A: The appropriate fuel will be clean fresh lead-free gasoline with octane rating of no less than 89.

  • Q: For how long do I hold the warranty for the mower?

A: The warranty for the wear items and batteries has a duration of 90 days, whereas the time period for frame and structural components is 1 year.

  • Q: I am not able to get the blades to engage, what can be done?

A: Ensure that the parking brake is set and that the blade engagement switch is turned on.

  • Q: How should the tire pressure in the mower be maintained?

A: Caster wheels should have a pressure of 25 PSI while rear steering and drive wheels should be kept at 15 PSI.

  • Q: After how long should the engine oil be replaced?

A: The oil of the engine along with the filter should be replaced after every 5 hours of usage.

  • Q: The belts in the machine require maintenance?

A: Yes, the belts need to be monitored for these details, the tension, the fraying and the wear from time to time.

  • Q: Is it possible to use this mower on sloped surfaces?

A: Indeed yes, but it is possible to operate the mower with care, that is along the ingoing and the outgoing directions on a slope but not sideways.

User Manual

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Scag STHM 59999 User Manual
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