GA-6HZ—TROUBLESHOOTING (GENERATOR)

Practically all generator breakdowns can be prevented by proper handling and maintenance inspections, but in the event of a breakdown, please take a remedial action following the

diagnosis based on the Generator Troubleshooting (Table 5) information shown below and on the preceding page. If the problem cannot be remedied, please leave the unit just as it is and consult our company's business office or service plant.

TABLE 5. GENERATOR TROUBLESHOOTING

SYMPTOM

POSSIBLE PROBLEM

SOLUTION

 

 

 

Low voltage

Engine speed too low?

Raise engine speed to rated RPM.

 

 

 

 

AC voltmeter not working?

Replace AC voltmeter.

 

 

 

 

Control box internal wiring

Check control box wiring.

 

malfunction?

 

 

 

 

 

Defective ignition coil?

Check red and green ignition wires. Replace ignition wires if

Low voltage. Engine speed

 

necessary.

normal 3650 RPM (unloaded),

 

 

Rotor winding malfunction?

Check or replace rotor.

2500 RPM (idle)

 

 

 

 

Stator winding malfunction?

Check or replace stator.

 

 

 

 

Leakage breaker malfunction?

Check or replace CB1.

 

 

 

 

Full power switch malfunction?

Check full power switch and full power switch circuit.

 

 

 

Voltage output too high.

Engine speed too high?

Lower engine speed to rated RPM.

 

 

 

Voltage output too high. Engine

Control box internal wiring

Check control box wiring.

speed normal 3650 RPM

malfunction

 

(unloaded), 2500 RPM (idle)

 

 

 

 

 

Circuit breaker will not turn on

Defective circuit breaker?

Replace circuit breaker.

"NO LOAD"

 

 

 

 

 

Circuit breaker will turn on

Overload?

Reduce load or replace breaker.

 

 

"LOADED" but trips immediately.

Load circuit is shorted?

Check load circuit for short.

 

 

 

 

Does not accelerate from low to

Stuck solenoid?

Check solenoid.

 

 

high "NO LOAD"

Bad Idle control switch?

Check or replace idle control switch.

 

 

 

 

 

Idle control switch malfunction?

Check or replace idle control switch.

Does not accelerate from low to

 

 

Idle control device malfunction?

Check or replace idle control device.

high "LOAD ACTIVE"

 

 

 

Control box interal wiring

Check control box wiring.

 

defective?

 

 

 

 

PAGE 22 — GA-6HZ A.C. GENERATOR — PARTS & OPERATION MANUAL — REV. #4 (10/08/04)

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Multiquip operation manual GA-6HZ-TROUBLESHOOTING Generator
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GA-6HZ specifications

The Multiquip GA-6HZ is a robust and versatile generator designed for reliability and efficiency in various applications. Known for its powerful performance, the GA-6HZ is widely used in construction, events, and other high-demand environments where a consistent power supply is crucial.

One of the standout features of the GA-6HZ is its impressive engine, powered by a reliable Honda GX390. This air-cooled engine boasts a powerful output, providing ample power for a wide range of tools and equipment. The sturdy construction of the generator ensures it can withstand harsh job site conditions while delivering exceptional performance.

The GA-6HZ is equipped with a 6 kW maximum output, making it suitable for powering multiple devices simultaneously. The generator features both 120V and 240V outlets, allowing for versatile applications. The inclusion of a duplex outlet and a twist-lock outlet further enhances its usability, making it capable of meeting various power demands.

In terms of technology, the GA-6HZ employs a sophisticated alternator design that minimizes voltage fluctuations, ensuring stable power delivery even under varying loads. The generator also features an automatic voltage regulator (AVR) that enhances the efficiency and consistency of operation. This technology contributes significantly to the generator’s reliability, as it protects sensitive electronics from fluctuations that could cause damage.

Portability is another key characteristic of the GA-6HZ. It is designed with a compact footprint and features built-in lifting handles, making transportation to and around job sites convenient. Additionally, the generator is equipped with a large fuel tank that allows for extended run times, further minimizing downtime during crucial projects.

Another notable characteristic is its user-friendly control panel. The GA-6HZ features clearly labeled controls and gauges, allowing operators to monitor performance easily. The generator also has multiple safety features, including a low oil shutdown, ensuring that it operates smoothly without risking damage or safety hazards.

In summary, the Multiquip GA-6HZ stands out as a highly reliable and efficient generator, suitable for various demanding applications. With a powerful engine, versatile output options, advanced technology, and user-friendly features, it remains a popular choice among professionals seeking dependable power solutions.
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