TROUBLESHOOTING

 

PROBLEM

 

 

 

CAUSE

 

 

 

 

 

ACTION

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Pump

motor

 

 

1. Low voltage.

 

 

 

 

1.

Check power line for proper voltage.

 

 

will not start

 

 

2.

Open

circuit

in

 

 

2.

Inspect all lead connections on motor,

 

 

 

 

 

 

 

motor,

switch

or

 

 

 

switch and cord for loose or open connec-

 

 

 

 

 

 

 

cord.

 

 

 

 

 

 

 

tions.

 

 

 

 

 

 

3.

Tank already pres-

 

 

3.

Motor will not start if tank pressure is too

 

 

 

 

 

 

 

surized.

 

 

 

 

 

 

high.

 

 

 

 

 

 

4.

Thermal

overload

 

 

4. Thermal overload switch has tripped, wait

 

 

 

 

 

 

 

switch.

 

 

 

 

 

 

 

for motor to cool, then reset switch by

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

pressing red button.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Pump

motor

 

 

1.

Short circuit in line

 

 

 

1.

Inspect cord or plug for damaged insula-

 

 

starts;

but

 

 

 

cord or

plug.

 

 

 

 

 

tion and shorted wires.

 

 

fuses

blow or

 

 

2. Short circuit in motor

 

 

2.

Inspect all connections on motor for loose

 

 

circuit

break-

 

 

 

or

loose

connec-

 

 

 

or shorted terminals or worn insulation.

 

 

ers trip.

 

 

 

tions.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3.

Incorrect

fuses

or

 

 

3.

Install correct fuses or circuit breakers.

 

 

 

 

 

 

 

circuit

breakers

in

 

 

 

 

 

 

 

 

 

 

 

power line.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Low pressure

 

 

1.

Air

leaks

in flexible

 

 

 

1.

Check air hoses and all connections for

 

 

at the tool

 

 

 

hoses.

 

 

 

 

 

 

 

leaks.

 

 

 

 

 

 

2.

Pressure gauge bad.

 

 

2.

Check pressure in line with known good

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

gauge.

 

 

 

 

 

 

3.

Pressure

regulator

 

 

3.

Adjust pressure regulator, if no improve-

 

 

 

 

 

 

 

bad.

 

 

 

 

 

 

 

ment inspect regulator for leaks or

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

replacement.

 

 

 

 

 

 

 

 

 

 

 

 

Low pressure

 

 

1.

Air leaks in tanks or

 

 

 

1. Check air tanks, pipes and all connections

 

 

at the tanks

 

 

 

delivery pipes.

 

 

 

 

 

for leaks.

 

 

 

 

 

 

2.

Drain valve open.

 

 

 

 

2.

Close drain valve.

 

 

 

 

 

 

3.

Safety valve releas-

 

 

3.

Replace safety valve.

 

 

 

 

 

 

 

ing below 125 PSI.

 

 

4.

Inspect and clean air filter.

 

 

 

 

 

 

4.

Air

filter clogged.

 

 

 

 

5.

Check gaskets on cylinder head assem-

 

 

 

 

 

 

5.

Gaskets leaking.

 

 

 

 

 

bly, repair or replace as needed.

 

 

 

 

 

 

6.

Worn rings.

 

 

 

 

6.

Inspect and replace pump piston rings.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Compressor

 

 

1.

Improper oil level.

 

 

 

 

1.

Check oil level and add oil.

 

 

knocking

 

 

2.

Air filter clogged.

 

 

 

 

2.

Inspect and clean air filter.

 

 

 

 

 

 

3.

Piston

 

assembly

 

 

3.

Inspect and repair piston and connecting

 

 

 

 

 

 

 

loose.

 

 

 

 

 

 

 

rod.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Motor runs hot

 

 

1.

Cooling fins dirty.

 

 

 

 

1.

Clean cylinder fins and motor area.

 

 

 

 

 

 

2.

Air filter clogged.

 

 

 

 

2.

Inspect and clean air filter.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Model H3370/H3371Air Compressors

-15-

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Grizzly H3370/H3371 instruction manual Troubleshooting, Problem Cause Action
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H3370/H3371 specifications

The Grizzly H3370 and H3371 are robust machines designed for precision and efficiency, catering primarily to woodworkers and craftsmen who demand quality in their tools. These models are celebrated for their exceptional performance and user-friendly features that enhance the overall woodworking experience.

One of the standout characteristics of the Grizzly H3370 and H3371 is their solid construction, which ensures stability during operation. Built with durable materials, these machines are designed to withstand the rigors of continuous use, making them ideal for both hobbyists and professionals alike. The heavy-duty cast iron frames provide a strong foundation, reducing vibrations and ensuring accurate cuts.

The main features of the Grizzly H3370 include a powerful motor that generates sufficient horsepower, enabling users to tackle even the toughest materials with ease. This enhanced power facilitates smoother cuts and increases productivity, making the machine suitable for various woodworking applications. The H3371 offers similar power but may include additional functionalities that cater to specific tasks, such as more advanced blade options or added precision features.

Both models are equipped with adjustable settings, allowing users to customize their cutting depths and angles. This versatility is crucial for achieving the desired results, whether it’s for intricate joinery or simple panel cuts. The ease of adjustment ensures that both novice and experienced woodworkers can operate the machines with confidence.

In terms of safety, Grizzly places a high priority on user protection. Both the H3370 and H3371 come with safety features such as blade guards and emergency shut-off switches. These systems are designed to minimize accidents, ensuring that users can focus on their work without compromising their safety.

Moreover, the H3370 and H3371 incorporate advanced technologies that enhance cutting efficiency. The precision-engineered components contribute to a smoother operation, reducing the likelihood of kickback or binding during use. This technology not only improves functionality but also extends the lifespan of the machine by minimizing wear and tear.

In conclusion, the Grizzly H3370 and H3371 are exceptional woodworking machines that combine power, durability, and safety. With a range of features and technologies tailored for performance, these models are perfect for anyone looking to elevate their woodworking projects. Whether you're crafting furniture, cabinetry, or intricate designs, Grizzly’s tools will help you achieve professional results with every cut.
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