SGW-250SS —TROUBLESHOOTING (ENGINE)

TABLE 15. ENGINE TROUBLESHOOTING (PART 3)

SYMPTOM

POSSIBLE PROBLEM

SOLUTION

 

 

 

 

Broken pre-heat circuit?

Check pre-heat circuit.

Engine fails to start and starter

 

 

No fuel?

Add fuel.

rotates.

 

 

 

Defective wiring?

Check wiring.

 

 

 

 

Clogged fuel strainer?

Clean or replace.

Engine starts and remains at low

 

 

Clogged air cleaner?

Clean or replace.

speed.

 

 

 

Disconnected wiring?

Check and repair wiring.

 

 

 

Starter does not run.

Battery discharged?

Charge battery.

 

 

 

 

Starter malfunctioning?

Repair or replace.

 

 

 

 

Key switch malfunctioning?

Repair or replace.

 

 

 

 

Wiring disconnected?

Connect wiring.

 

 

 

 

Fuse F5 burned out?

Replace fuse.

 

 

 

 

No voltage present in AC power

Replace rectifier (RE1).

 

source?

 

 

 

 

 

 

Defective rotor?

Replace rotor.

Engine speed rises and no voltage

 

 

Defective voltmeter?

Replace voltmeter.

is present in AC power source.

 

 

 

Disconnected wiring?

Check and repair wiring.

 

 

 

 

Layer short-circuit in armature

Replace armature.

 

winding?

 

 

 

 

 

Engine speed rises and AC power

Defective circuit breaker (protector)?

Replace circuit breaker (protector).

 

 

voltage is too low or cannot be

Layer short-circuit, broken wires in

Repair or replace armature.

used.

armature winding?

 

 

 

 

 

Engine speed rises and battery

Defective engine regulator?

Replace regulator.

 

 

discharges too soon.

Defective wiring?

Repair or replace wiring.

 

 

 

 

Engine speed rises and engine

Defective alternator?

Repair or replace alternator.

 

 

seems overloaded.

Damaged alternator bearing?

Replace alternator bearings.

 

 

 

 

Engine starts and "Idle Control

 

 

Switch" is in OFF position. Engine

Bad engine installation?

Repeat installation of engine.

speed rises and engine has large

 

 

vibrations. Overloads.

 

 

 

 

 

Engine starts and "Idle Control

Loose engine parts?

Check all engine parts for tightnes.

Switch" is in OFF position. Engine

 

 

 

 

speed rises and engine has

Defective alternator?

Check alternator for damaged bearing or loose

abnormal noise.

 

clamping bolts.

 

 

 

 

Defective enclosure?

Check enclosure bolts for tightness.

 

 

 

Engine starts and "Idle Control

Defective idle control device?

Repair or replace idle control device.

Switch" is in OFF position. Engine

 

 

 

 

speed rises and remains at high

Defective idle control switch?

Replace idle control switch.

speed when Idle Control switch is

 

 

placed in the ON position.

Defective solenoid?

Replace solenoid.

 

 

 

 

 

Defective relay?

Replace relay.

 

 

 

SGW-250SS DC WELDER/AC GENERATOR — PARTS & OPERATION MANUAL — REV. #2 (08/08/01) — PAGE 39

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Multiquip SGW-250SS operation manual Engine Troubleshooting Part
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SGW-250SS specifications

The Multiquip SGW-250SS is an innovative and robust generator designed for a wide range of applications, from construction sites to outdoor events. This generator stands out due to its combination of reliability, efficiency, and portability, making it a top choice for professionals and enthusiasts alike.

One of the main features of the SGW-250SS is its powerful 25 kW output. This high output capacity ensures that it can handle multiple tools and equipment simultaneously, making it ideal for construction or industrial applications. The generator is equipped with a durable engine that delivers impressive performance even under heavy loads, ensuring that users can rely on it to meet their power needs without interruption.

In addition to its powerful output, the SGW-250SS boasts a range of advanced technologies aimed at maximizing performance and minimizing operating costs. The generator features an advanced digital control panel that simplifies operation and monitoring. This panel provides essential information such as voltage output, frequency, and operating hours, allowing users to keep track of performance effortlessly.

Another notable characteristic of the SGW-250SS is its robust construction. Designed to withstand harsh environments, this generator features a corrosion-resistant frame and heavy-duty components that enhance its longevity. The generator also offers excellent noise reduction capabilities, making it a suitable option for use in noise-sensitive areas.

Portability is another key aspect of the Multiquip SGW-250SS, as it is designed with mobility in mind. The generator comes equipped with rugged wheels and a foldable handle, allowing for easy transport across various terrains. This feature is particularly beneficial for contractors who need to move the generator frequently between job sites.

Safety features are also integral to the design of the SGW-250SS. It includes low oil shutdown and circuit breaker protection, which help to prevent damage and ensure safe operation. These safety measures are essential in maintaining the generator's reliability and protecting both the equipment and the users.

In summary, the Multiquip SGW-250SS combines power, portability, and safety in a reliable generator package. Its advanced technologies, robust construction, and user-friendly features make it an excellent choice for various professional and recreational applications. Whether for construction, outdoor events, or emergency backup, the SGW-250SS is engineered to deliver performance and peace of mind.
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