GA-6HZ—TROUBLESHOOTING (ENGINE)

Practically all 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 Engine Troubleshooting (Table 4) information shown below and on the proceeding 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 4. ENGINE TROUBLESHOOTING

SYMPTOM

POSSIBLE PROBLEM

SOLUTION

 

 

 

 

Inspect carburetor to see if fuel

Check fuel line

 

is reaching it?

 

 

 

 

 

No Fuel?

Add Fuel

 

 

 

 

Water in fuel tank?

Flush or replace fuel tank.

 

 

 

 

Fuel filter clogged?

Replace fuel filter

 

 

 

 

Stuck carburetor?

Check float mechanism.

Poor starting

 

 

Spark plug is red?

Spark plug is fouled. Check tranistor ignition unit.

 

 

 

 

Spark plug is blue-white?

Insufficient compression, injected air leaking. Carburetor jets are

 

clogged (overflow).

 

 

 

 

 

 

No spark present at tip of spark

Tranistor ignition unit broken, high voltage cord cracked or broken.

 

plug?

Start/Stop switch broken. Replace spark plug if fouled.

 

 

 

 

No oil?

Add oil as required.

 

 

 

 

Oil pressure alarm lamp blinks

Check Automatic shutdown circuit "oil sensor".

 

upon starting?

 

 

 

 

 

 

Engine will not turn over?

Replace cylinder and piston and if necessary axel joint.

 

 

 

 

Cylinder head connecting bolts

Tighten cylinder head connecting bolts.

 

loose?

 

 

 

 

 

Insufficient power output "no

Cylinder head gasket damaged?

Replace cylinder head gasket.

compression"

 

 

Malfunction of valve seat?

Re-seat valves.

 

 

 

 

 

Spark plug is loose?

Replace spark plug.

 

 

 

 

Worn piston rings?

Replace piston rings.

 

 

 

 

Malfunction in air-cleaner system,

Clean or replace air filter.

 

air filter clogged?

 

 

 

 

 

 

Air leaking in from interface

Tighten bolts between carburetor and cylinder head. Replace

Insufficient power output

between carburetor and cylinder

cylinder head gasket.

"compression"

head?

 

 

 

 

 

 

Clean or replace fuel filter.

 

Malfunction in fuel system?

Clean or replace carburetor.

 

 

Check carburetor float.

 

 

 

PAGE 20 — GA-6HZ A.C. GENERATOR — PARTS & OPERATION MANUAL — REV. #4 (10/08/04)

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Multiquip operation manual GA-6HZ-TROUBLESHOOTING Engine

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.