STX-SERIES — BASIC ENGINE INFORMATION

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Figure 4. Basic Engine Components

Basic Engine Components

The following refer to basic engine components and their functions that an operator may need to reference . The manufacturer's engine manual provides further instructions and details of operation and servicing.The engine shown in Figure 4 is a Yanmar engine.

1.

Fuel Filter – Removes dirt and water from the engine fuel.

2.

Governor Lever – This lever restricts engine speed (high

 

idle and low idle) through a speed control device linked to

 

the accelerator system.

3.

Oil Dip Stick – Remove to check amount and condition of

 

oil in crankcase.

4.

Oil Filter – Spin-on type, filters oil for contaminants.

5.Oil Drain Plug – Remove plug to drain crankcase oil.

6.Oil Filler Port – Remove to add fresh crankcase oil.

7.CrankshaftV-Pulley – Check fan V-belt between V-Pulley and alternator to determine proper belt tension.

8.Cooling Fan – Driven by the V-belt, the cooling fan cools the engine by cooling water/antifreeze mixture that circulates through the engine block and cylinder head.

9.V-belt Tension Adjustment – This bolt provides means to adjust the V-belt tension at the alternator bracket.

10.V-belt (Fan belt) – Driven by the engine crank during operation, drives the water pump/fan as well as the aternator.

11.Fuel Return Hose – Provides fuel to the fuel injection pump.

12.Lifting Eye – Two lifting eyes are provided if the removal/ installation of the engine becomes necessary.

13.Alternator – Provides current to the electrical system and charges the battery.Driven by means of a crankshaft/V-belt pulley system.

14.Starter – Starts engine when ignition key is rotated to the "START" position.

15.Flywheel – Main power is taken off from the flywheel end.

16. Air Intake Port – Provides air from the air cleaner to the turbocharger unit.

17. Turbocharger – Provides pressurized intake air to the cylinder by means of a turbine energized by exhaust gas that rotates the blower.

PAGE 22 — STX-SERIES • RIDE-ON POWER TROWEL — OPERATION MANUAL — REV. #0 (03/15/06)

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Multiquip STX55Y6 operation manual STX-SERIES Basic Engine Information, Accelerator system, Oil in crankcase
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STX55Y6 specifications

The Multiquip STX55Y6 is a state-of-the-art, high-performance compact excavator designed to tackle a variety of jobs in landscaping, construction, and industrial applications. Built with the operator in mind, this machine combines powerful performance, advanced technology, and exceptional maneuverability in tight spaces.

One of the defining features of the STX55Y6 is its robust engine, which delivers powerful performance while ensuring efficiency and reliability. The excavator is equipped with a 55 horsepower, tier 4-compliant diesel engine that meets stringent emissions standards. This not only contributes to environmental sustainability but also provides ample power for demanding tasks.

The STX55Y6 boasts a compact design with a width of just 39 inches, allowing it to easily navigate through narrow passages and tight job sites. Despite its small footprint, it does not compromise on performance, offering a digging depth of up to 10 feet and a maximum reach of 16.2 feet. This makes it an ideal choice for digging trenches, grading, and other excavation tasks.

Another highlight of the STX55Y6 is its advanced hydraulic system, which provides excellent control and precision during operation. The machine features a powerful hydraulic pump that delivers superior lifting and digging capabilities. Furthermore, the auxiliary hydraulic system allows for the attachment of various implements, such as buckets, breakers, and augers, enhancing the versatility of the machine.

Operator comfort is enhanced through a spacious cab that features adjustable seating, advanced visibility, and intuitive controls. The large, multifunction display provides crucial information at a glance, allowing operators to monitor performance and quickly adapt to changing job site conditions.

Durability is a hallmark of the STX55Y6, with a robust frame and reinforced undercarriage designed to withstand the rigors of daily use. This ensures longevity and reduces maintenance costs, making it a wise investment for any construction or landscaping operation.

In conclusion, the Multiquip STX55Y6 offers an impressive blend of power, versatility, and operator comfort. Its reliable engine, advanced hydraulic system, and compact design make it an essential tool for tackling a variety of excavation tasks efficiently and effectively. With its focus on performance and user experience, this excavator is perfectly suited for today's demanding job sites.
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