Uniden GH 230, GH 200, GH 130, GH 300 Troubleshooting, Problem Cause Solution

Page 8

 

 

Troubleshooting

 

Troubleshooting

 

 

 

 

PROBLEM

CAUSE

SOLUTION

 

 

 

 

 

 

Gas engine pulls hard (won't start)

Hydraulic pressure is too high

Turn hydraulic pressure knob counter clock-

 

 

wise to lowest setting.

 

 

 

Gas engine does not start

Switch OFF, low oil, no gasoline

Consult engine manual, supplied.

Gas engine doesn't work properly

Faulty engine

Consult engine manual, supplied.

 

Elevation

Refer to Engine Repair Kit.

 

 

4.0 hp - 288678 / 5.5 hp - 248943 /

 

 

6/5 hp - 248944 / 9.0 hp - 248945

 

 

 

Gas engine operates, but displacement

Hydraulic pump valve is OFF

Set hydraulic pump valve ON.

pump doesn't operate

 

 

Pressure setting too low

Increase pressure.

 

Displacement pump outlet filter (if used)

Clean the filter.

 

is dirty or clogged

 

 

 

 

 

Tip or tip filter (if used) is clogged

Remove tip and/or filter and clean.

 

Hydraulic fluid too low

Shut off sprayer. Add fluid*.

 

Belt worn or broken or off

Replace, page 12.

 

Hydraulic pump worn or damaged

Bring sprayer to Graco distributor for repair.

 

Dried paint seized paint pump rod

Service pump. See manual 311845.

 

Hydraulic motor not shifting

Set pump valve OFF. Turn pressure down.

 

 

Turn engine OFF. Pry rod up or down until

 

 

hydraulic motor shifts .

 

 

 

Displacement pump operates, but output

Piston ball check not seating properly

Service piston ball check. See manual

is low on upstroke

 

311845.

 

 

 

 

Piston packings worn or damaged

Replace packings. See manual 311845.

Displacement pump operates but output

Piston packings worn or damaged

Tighten packing nut or replace packings.

is low on downstroke and/or on both

 

See manual 311845.

strokes

 

 

Intake valve ball check not seating

Service intake valve ball check. See man-

 

properly

ual 311845.

 

 

 

 

Suction tube air leak

 

Paint leaks and runs over side of wetcup

Loosen wet-cup

Tighten wet-cup enough to stop leakage.

 

Throat packings worn or damaged

Replace packings. See manual 311845.

Excessive leakage around hydraulic

Piston rod seal worn or damaged

Replace these parts.

motor piston rod wiper

 

 

 

 

 

Fluid delivery is low

Pressure setting too low

Increase pressure.

 

Displacement pump outlet filter (if used)

Clean filter.

 

is dirty or clogged

 

 

 

 

 

Intake line to pump inlet is not tight

Tighten.

 

Hydraulic motor is worn or damaged

Bring sprayer to Graco distributor for repair.

 

Large pressure drop in fluid hose

Use larger diameter or shorter hose.

The sprayer overheats

Paint builup on hydraulic components

Clean.

Spitting from gun

Air in fluid pump or hose

Check for loose connections on siphon

 

 

assembly, tighten, then reprime pump.

 

 

 

 

Loose intake suction

Tighten.

 

Fluid supply is low or empty

Refill supply container.

Excessive hydraulic pump noise

Low hydraulic fluid level

Turn sprayer OFF. Add fluid*.

Electric motor does not operate

Power switch is not ON

Turn power switch to ON.

 

Tripped circuit breaker

Check circuit breaker at power source.

 

 

Reset motor switch.

 

 

 

*Check hydraulic fluid level often. Do not

allow it to become too low. Use only Graco approved hydraulic fluid.

8

311797B

Image 8
Contents GH 130, GH GH 230, GH Hydraulic Sprayers Models Electric Motor Kit OptionsFire and Explosion Hazard Skin Injection HazardPressurized Equipment Hazard Electric Shock HazardMoving Parts Hazard Equipment Misuse HazardPressurized Aluminum Parts Hazard Suction HazardComponent Identification Item No ComponentGrounding SAE O-Ring InstallationGeneral Repair Information Maintenance Pressure Relief ProcedureAfter the First 20 Hours of Operation After Each 100 Hours of Operation SEMI-ANNUALLYTroubleshooting Problem Cause Solution311797B Removal InstallationHydraulic Pump 227 266221 225 226 173 117 276 Fan Belt Engine Hydraulic Motor Rebuild Flying Parts Hazard263 Hydraulic Oil/Filter Change Displacement Pump FiguresDisplacement Pump ProConnect Support pump with your hand before opening t-handle Install pin 311797B Parts All SprayersParts List All Sprayers Part Description QtyParts Drawing Engines WASHER, GH300 Parts Drawing All Sprayers Plug Parts Drawing All Sprayers GH200/230/300 STRAP,TIE 267 Parts List MANIFOLD, GH200GH 130 & 200 Sprayers with Spray Gun and Hoses GH 230 & 300 Sprayers with Spray Gun and HosesDimensions Sound LevelsGraco Standard Warranty For Graco Canada Customers

GH 300, GH 130, GH 200, GH 230 specifications

Uniden is a well-known brand in the realm of communication devices, and their GH series offers an array of headsets that combine cutting-edge technology with user-friendly features. The GH 200, GH 300, GH 130, and GH 230 are notable models that cater to diverse user needs, offering excellent sound quality, comfort, and robust connectivity.

The Uniden GH 200 is designed for those who prioritize comfort and clarity. It features a lightweight build with cushioned ear pads, ensuring extended wear without discomfort. This model boasts advanced noise-cancellation technology, which effectively minimizes background noise to enhance audio quality during calls. The GH 200 also supports Bluetooth connectivity, allowing users to connect seamlessly with smartphones and other devices, making it a versatile choice for both personal and professional use.

Moving up the line, the Uniden GH 300 provides a more advanced feature set. In addition to superior audio quality and noise-cancellation capabilities, the GH 300 comes with a long-lasting battery life, offering several hours of operation on a single charge. This model is equipped with intuitive touch controls, allowing users to easily manage calls and music playback without fumbling with their connected device. With its sturdy construction and sleek design, the GH 300 is a durable option suitable for various environments, from office settings to outdoor activities.

The Uniden GH 130 is tailored for users seeking a budget-friendly yet functional headset. It includes essential features such as clear sound and a comfortable fit. Although it may not have all the bells and whistles of its pricier counterparts, the GH 130 still delivers a reliable performance for everyday use. This model is particularly popular among students and professionals who need a straightforward communication tool without compromising on quality.

Finally, the Uniden GH 230 strikes a balance between performance and affordability. It incorporates a mix of the standout features found in both the GH 200 and GH 300, offering good audio clarity along with moderate noise-cancellation capabilities. The GH 230 is equipped with adjustable headbands and a flexible microphone, catering to users who appreciate customizability. This model also supports both wired and wireless connectivity, providing versatility in connection options.

In conclusion, the Uniden GH series, encompassing the GH 200, GH 300, GH 130, and GH 230, offers a variety of headsets that meet the needs of different users. With a combination of comfort, audio quality, and innovative technologies, each model presents unique features tailored to enhance the communication experience.