Gehl RT210 Track Loader Troubleshooting

The Gehl RT210 compact track loader is powered by 202.5 cu.in (3.3L) Yanmar 4TNV98CT 4-cylinder turbocharged diesel engine with a rated power of 72 hp (53.7 kW) at 2500 rpm. The Gehl RT210 is equipped with a two-speed transmission, radial-lift loader boom, automatic track tension system, undercarriage with 5 steel rollers and rubber tracks. The hydraulic system has a pump with fluid flow rate of 21.8 gpm (82.5 lpm). The hydraulic pressure is 3000 psi (207 bar). The track loader has a rated operating capacity of 2100 lbs (953 kg) and tipping load of 6000 lbs (2720 kg). The boom lifting force is 6481 lbs (2940 kg), and bucket breakout force is 6631 lbs (3008 kg).

Engine Troubleshooting

Engine hard to start or doesn't start

Air in the fuel pipes - Bleed the fuel pipes.
Fuel filter element is clogged - Replace filter element.
Burnt or defective injection nozzle - Install a new kit of correctly balanced nozzles.
Water or dirt in fuel system - Drain, flush, and service the system.
The valve clearance is incorrect - Adjust valve clearance.
Fuel injection pump malfunctioning - Rebuild or replace pump.

Engine starts but stalls immediately

Dirty air cleaner - Install new air cleaner element.
Dirty fuel filter - Replace filter element.
Poor fuel injection pump tightness - Look for any leaks of fuel pump, tighten it fast.
Defective or clogged fuel injectors - Replace fuel injectors.
Fuel injection pump malfunction - Rebuild or install a new injection pump.

Engine stops unexpectedly during operation

Engine is not fully warmed up - Warm up the engine.
Fuel filter element is dirty - Replace the filter element.
Air in the fuel lines - Bleed the fuel lines.
Fuel injection nozzles are clogged or faulty - Install a new kit of correctly balanced nozzles.
Fuel injection pump timing is not adjusted - Set up as recommended.

Engine stalls at low idle speed

Wrong adjustment of low idle speed - Adjust as required.
Fuel injection pump is broken - Replace or rebuild injection pump.
Clogged or defective injectors - Change or clean fuel injectors.
Valve clearance is wrong - Correct valve clearance.

Loss of engine power

Air filter is plugged - Service or replace the air filter.
Faulty or dirty injection nozzles - Check and replace nozzles if required.
Incorrect fuel injection pressure - Correct the pressure settings.
Valve clearance is not correct - Adjust to proper valve clearance.
Incorrectly set low idle speed - Correct low idle adjustment.
Dirty fuel lines or hoses - Service fuel lines and hoses.
Damaged cylinder-head gasket - Gasket should be replaced.
Piston rings are worn or defective - Replace the piston rings as required.

Engine overheats

Low engine coolant - Refill to the correct level and inspect system for leaks.
Low engine oil level - Checking oil level and add if necessary.
Radiator fins are dirty or radiator cap is defective - Clean radiator or install new cap.
Broken or loose fan belt - Belt change is required.
Engine overload - Load reducing is recommended.

Oil pressure is low

Low oil level - Fill the crankcase with oil.
Clogged oil filter element - Service or change engine oil filter element.
Incorrect oil viscosity - Fill up with the proper oil viscosity.
Crankshaft bearing oil clearance is excessive - Bearing replacement required.
Oil pump failure - Check and replace if necessary.

Engine knocks or noises

Engine oil level is low - Check and refill engine oil.
Engine not warmed up - Normalize the temperature by warming up the engine.
Timing of fuel injection pump is incorrect - Adjust fuel injection pump as required.
Incorrect low idle setting - Need to adjust idle speed.
Defective fuel injectors - Clean fuel injectors or change it.
Connecting rod failure or misalignment - Connecting rod needs to be replaced or aligned.
Scored or worn pistons - Have pistons replaced.

Drive System Troubleshooting

Machine is not moving in one direction or either direction

Hydraulic oil level is low - Checking hydraulic oil level and add if necessary.
Blocked or defective undercarriage tracks - Remedy blockage or repair tracks.
Relief valve is damaged or worn - Repair or change.
Plugged hydraulic filter or suction line - Clean suction line or change hydraulic filter.
Hand or foot controls failure - Repair or replace.
Drive motor or pump is defective - Check and repair if required.

Machine is not moving straight or moving is jerky

Damaged or jammed undercarriage tracks - Repair or remedy jamming.
Sagging or faulty tracks - Replace tracks or adjust track sag with tension.
Undercarriage track frame is clogged with dirt, debris, or foreign objects - Remove debris or foreign objects and clean track frame.

Reduced power

Plugged hydraulic oil filter - Change or service hydraulic filter.
Relief valve is open or worn - Change or close relief valve.
Transmission parts are damaged or faulty - Check and replace faulty components.
Input drive shaft is worn - Repair or install a new drive shaft.
Air in hydraulic system - Bleed hydraulic system.

Drive system keeps overheating

Low hydraulic oil level - Check and refill the hydraulic oil.
Hydraulic fluid filter is dirty - Replace or clean hydraulic filter.
Relief valve worn or defective - Service or change relief valve.
Hydraulic motor or drive pump is defective - Inspect and change as required.
Dirty oil cooler - Cooling fins should be cleaned.
Drive system is overloaded - Load should be reduced.

Drive system makes excessive noise

Oil viscosity is incorrect - Use the specified type of oil.
Air leaks in hydraulic system - Bleed hydraulic system.
Damaged drive pump or hydraulic motor - Replace or repair faulty component.
Mechanical components of drive system are damaged or worn - Inspect drive system and replace faulty parts.

Hydraulics Troubleshooting

Hydraulic system overheats

Hydraulic pressure is not correct - Hydraulic pressure must be set correctly.
Faulty or improperly adjusted main relief valve - Replace or set up the relief valve.
Dirty hydraulic fluid - The fluid must be changed.
Hydraulic fluid level is insufficient - Check and refill the hydraulic fluid.
Hydraulic pump is worn - Install new pump or repair it.

Lift arm won't raise or lower

Damaged lift controls - Change or repair.
Hydraulic pump failure - Repair or change pump if required.
Hydraulic control valve is defective - Install a new valve or repair it.
Defective hydraulic cylinder - Repair or install a new lift cylinder.
Hydraulic oil is insufficient - Check and refill the hydraulic oil.

Bucket does not function

Defective bucket controls - Repair or change.
Hydraulic pump is broken - Repair or change pump if required.
Hydraulic control valve is faulty - Replace or repair the valve.
Bucket cylinder malfunction - Replace or repair cylinder.
Insufficient hydraulic oil - Check and refill the hydraulic oil.

Slow boom or bucket action

Hydraulic pump is faulty - Check pump flow and install new pump if necessary.
Hydraulic cylinder leaking - Install new cylinder seals.
Hydraulic fluid is insufficient - Add fluid as required.
Hydraulic control valve is faulty or out of adjustment - Repair or adjust properly.
Hydraulic pressure is low - Adjust pressure correctly.

Lift arm or bucket movements are jerky

Hydraulic system is leaking air - Air bleeding is required.
Hydraulic oil filter clogging - Change or clean oil filter.
Hydraulic fluid is dirty - The fluid must be changed.
Cylinder rod or tube is scratched - Replace defective component.

Hydraulic pump makes excessive noise

Lack of oil or hydraulic leakage - Repair hydraulic leaks or add oil as required.
Hydraulic filter is dirty - Change or clean oil filter.
Suction line is dirty - Service the suction line.
Air trapped in hydraulic pump - Bleed air from hydraulics.
Damaged pump parts - Change or rebuild pump.

Electrical Troubleshooting

Battery does not charge

Wiring connections are corroded or loose - Tighten or service connections.
Faulty electrical terminal connectors - Replace terminal connectors.
Battery faulty cell - Use a new battery.
Defective or loose belt - Belt needs to be adjusted or changed.

Starter motor turns slow

Low battery output voltage - Recharge the battery.
Battery won’t hold charge - Battery needs to be serviced or replaced.
Disconnected battery cables or bad terminals - Check wiring and clean or replace terminals.

Starter doesn't crank

Battery is drained or defective - Change or recharge battery.
Battery cables are disconnected or incorrectly connected - Check cables and connect as needed.
Low battery voltage - Battery is drained, charge it.
Starter motor is defective - Replace or repair starter.