90
60 Series 2WD/4WD, Model - 8560
Trouble Shooting
PROBABLE CAUSE POSSIBLE REMEDY
Engine Operates Unevenly And Vibrates
Valve and spring assembly inoperative .......................... *
Injection timing incorrect ............................................... *
Injection nozzles defective .............................................. *
Fuel injection pump needs recalibration ........................ *
Engine Knocks
One or more cylinders misfiring..................................... Locate and correct cause.
Loose main or connecting rod bearing ......................... *
Injection nozzles defective .............................................. Get them serviced.
Insufficient oil ................................................................. Add oil.
Injection pump out of time ........................................... *
Low coolant temperature ............................................... Remove and check thermostat.
High speed too slow ...................................................... Check high speed.
Excessive Oil Consumption
Crankcase oil to light...................................................... Use proper viscosity oil
Piston rings worn, broken, stuck or not staggered ...... *
Oil level in crankcase too high ....................................... Maintain correct oil level.
Oil leaking ....................................................................... Rectify the leakage.
Sump drain plug loose or worn..................................... Tighten or replace.
Overheating ..................................................................... Refer to ENGINE OVERHEATS.
Crankcase breather clogged ........................................... Wash in mineral spirits or naphtha, blow dry and
replace.
Engine operating temperature too low ......................... Check the thermostat opening temperature.
Engine Overheats
Faulty heat indicator ....................................................... Replace.
Cooling system clogged .................................................. Clean out radiator and engine
Fan and water pump belt slipping ................................ Check tension and make proper adjustment.
Insufficient oil ................................................................. Maintain proper oil level.
Defective thermostat ....................................................... *
Water pump defective .................................................... *
Fuel injection timing incorrect ........................................ *
Valve clearance incorrect ................................................ Adjust correctly.
Clutch plate slippage ...................................................... *
Brakes dragging .............................................................. Check brake linkages for free movement and adjust
free pedal play.
Engine overloaded .......................................................... Select gear according to load.
Low coolant level ............................................................ Fill cooling system to proper level; check radiator,
coolant recovery tank, and hoses for loose
connections or leaks.
Faulty radiator cap .......................................................... Have service person check.
Dirty radiator core or grille screens ............................... Remove all trash.
Defective thermostat ....................................................... Remove and check thermostat
* See Mahindra Tractor Dealer
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