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ASV RC-30 Troubleshooting

The ASV Posi-Track RC30 compact track loader is powered by 92 cu.in (1.5L) Perkins 403D-15 3-cylinder indirect injection liquid cooled diesel engine with a rated power of 31.5 hp (23.5 kW). The ASV RC-30 is equipped with a single-speed hydro transmission, radial-lift loader boom, 11" (280 mm) rubber tracks with embedded co-polymer cords, and elevated track drive sprockets. The hydraulic system has a pump with fluid flow rate of 10 gpm (38 lpm). The hydraulic pressure is 3000 psi (207 bar). The track loader has a rated operating capacity of 560 lbs (255 kg) and tipping load of 1600 lbs (725 kg). The maximum lifting height is 80.3 inches (2040 mm) to hinge pin.

Engine Troubleshooting

Engine hard to start or won't start
Air trapped in fuel system - Bleed air.
Fuel filter element is clogged - Service the filter.
Faulty or dirty injection nozzles - Check injection nozzles and replace if required.
Water in the fuel system - Change fuel and repair fuel system.
The valve clearance is incorrect - Have it adjusted.
Fuel injection pump malfunctioning - Repair or install a new fuel pump.

Diesel starts and suddenly stops
Air cleaner is dirty - Clean or replace air cleaner element.
Fuel filter plugging - Service or replace the filter.
Fuel injection pump leakage - Check the fuel injection pump for leaks and fix it.
Dirty or defective injectors - Replace fuel injectors.
Fuel injection pump is damaged - Change or repair the pump.

Engine shuts off while running
Low coolant temperature - Normalize the temperature by warming up the engine.
Fuel filter element clogging - Replace the filter element.
Air trapped in fuel system - Bleed air.
Fuel injection nozzles are faulty or clogged - Change fuel injection nozzles.
Timing of fuel injection pump is incorrect - Set it up as required.

Engine stalls while idle
Low idle speed setting is not correct - Correct the settings.
Fuel injection pump is damaged - Replacement or repair required.
Damaged or clogged injectors - Replace or clean fuel injectors.
Incorrect valve clearance - Adjust to proper valve clearance.

Lack of engine power
Clogged air filter - Clean or replace element.
Fuel injection nozzles fault - Service or change injection nozzles.
Fuel injection pressure is incorrect - Adjust pressure to proper level.
The valve clearance is not adjusted - Correct valve clearance.
Incorrect low idle speed adjustment - Correct the settings.
Clogged fuel lines or hoses - Service fuel lines and hoses.
Cylinder head gasket is blown - Install new cylinder head gasket.
Piston rings are worn or defective - Change piston rings.

Engine overheats
Low engine coolant - Fill the cooling system and check components for leaks or other faults.
Low engine oil level - Check and refill engine oil.
Faulty radiator cap or dirty radiator fins - Clean radiator or replace cap.
Fan belt is loose or defective - If necessary, replace the belt.
Engine overloaded - Load reducing is recommended.

Low oil pressure
Lack of oil - Need to add oil.
Clogged oil filter element - Change or service engine oil filter.
Incorrect oil viscosity - Drain and refill with oil of correct grade and viscosity.
Excessive oil clearance of crankshaft bearing - Bearing replacement required.
Defective oil pump - Check and replace if necessary.

Engine noise or knocking
Engine oil level is insufficient - Checking oil level and add if necessary.
Engine has not warmed up to recommended temperature - Warm up engine as required.
Timing of fuel injection pump is incorrect - Adjust as recommended.
Low idle speed set incorrectly - Need to adjust idle speed.
Defective fuel injectors - Replace or clean fuel injectors.
Connecting rod misalignment or failure - Alignment procedure or replacement is required.
Worn or broken pistons - Pistons need to be replaced.

Drive System Troubleshooting

Drive system сan't work in either direction
Low hydraulic oil level - Fill the system to proper hydraulic oil level.
Defective or blocked undercarriage tracks - Repair or remove blockage.
Relief valve is worn or damaged - Rebuild or install a new relief valve.
Hydraulic filter or suction line is plugged - Service suction line or replace hydraulic filter.
Foot or hand controls are defective - Repair or change.
Damaged drive pump or motor - Check and repair if required.

Machine won't move straight or moves jerky
Track mechanism is defective or jammed - Remedy jamming or repair tracks.
Worn or loose tracks - Adjust track tension as required or replace tracks.
Track frame is clogged with debris, dirt, or foreign objects - Clean undercarriage track frame, remove foreign objects and debris.

Reduced power
Hydraulic oil filter is dirty - Replace or clean hydraulic filter.
Relief valve is open or defective - Close or change relief valve.
Faulty or damaged transmission components - Check and replace faulty components.
Stuck input drive shaft - Service or change faulty drive shaft.
Air in the hydraulic system - Air bleeding is required.

Drive system overheats
Hydraulic fluid is insufficient - Checking hydraulic fluid level and add if necessary.
Clogged hydraulic fluid filter - Replace hydraulic filter.
Relief valve is damaged - Repair or replace relief valve.
Drive pump or hydraulic motor malfunction - Repair or replace faulty component.
Clogged hydraulic oil cooler - Clean the cooling fins.
Drive system overload - Reduce the load.

Drive system makes excessive noise
Oil viscosity is incorrect - Use oil of proper viscosity.
Air trapped in hydraulic system - Bleed hydraulic system.
Damaged drive pump or hydraulic motor - Repair or replace faulty component.
Worn or damaged mechanical components of drive system - Inspect the parts for defect or damage and repair as required.

Hydraulics Troubleshooting

Hydraulic system overheats
Hydraulic pressure incorrectly adjusted - Correct setting is required.
Main relief valve improper adjustment or failure - Replace or set up the relief valve.
Hydraulic fluid is contaminated - Change hydraulic fluid.
Not enough hydraulic oil in the system - Fill the hydraulic system with oil.
Hydraulic pump is faulty - Repair or replace pump if necessary.

Boom can't lift or drop
Lift controls are damaged - Repair or change.
Hydraulic pump failure - Repair or install new hydraulic pump.
Hydraulic control valve is defective - Change or repair hydraulic valve.
Hydraulic cylinder malfunction - Repair or replace hydraulic cylinder.
Hydraulic fluid is insufficient - Checking hydraulic fluid level and add if necessary.

Bucket is not working
Defective bucket controls - Replace or repair.
Defective hydraulic pump - Repair or install new hydraulic pump.
Damaged hydraulic control valve - Repair or replace hydraulic valve.
Hydraulic bucket cylinder not working - Repair or replace cylinder.
Insufficient hydraulic oil - Checking hydraulic oil level and add if necessary.

Bucket or lift arm is moving slowly
Worn hydraulic oil pump - Check the pump capacity and replace pump if required.
Oil leaks from hydraulic cylinder - Replace cylinder piston seals.
Low hydraulic fluid level - Fill up the hydraulic fluid.
Faulty or incorrect setting hydraulic control valve - Repair or set properly.
Hydraulic system loosing pressure - Adjust it correctly.

Jerky operation of the bucket or boom
Air trapped in hydraulic system - Air bleeding is required.
Hydraulic oil filter clogging - Clean or replace the filter.
Hydraulic fluid is dirty - Hydraulic fluid change required.
Cylinder rod or tube is scuffed - Replace defective component.

Hydraulic pump makes excessive noise
Insufficient oil level or leaking hydraulic system - Correct hydraulic leaks or top up oil as needed.
Hydraulic filter is dirty - Clean or install new filter.
Suction line clogging - Need to service the suction line.
Pump is sucking air - Bleed air from hydraulics.
Pump parts are worn out - Rebuild or change hydraulic pump.

Electrical Troubleshooting

Battery won’t charge
Loose or corroded electrical wiring connections - Clean or tighten connections.
Faulty electrical terminal connectors - Replace terminal connectors.
Battery bad cell - Install a new battery.
Belt is worn or loose - Need to adjust belt tension or replace belt.

Starter motor cranks slow
Battery power is low - Battery needs to be recharged.
Battery discharges quickly - Service or replace the battery.
Bad terminals or disconnected battery cables - Connect wiring correctly or install new terminals.

Starter motor won't turn
Battery is discharged or worn - Change or recharge battery.
Wiring is incorrectly connected or disconnected - Inspect wiring and connect correctly.
Low battery power - Battery is drained, recharge it.
Starter motor failure - Repair or change starter.