Repair and Periodic Maintenance of Farmtrac Tractor 19987

Overhauling, servicing and comprehensive re-conditioning of front-mounted snow clearance V-blade and heavy-duty angling moldboard assembly of Farmtrac 19987 Tractor deployed for sub-zero alpine snow clearing operations across Mechanical Division Doda. Scope comprises dismantling worn-out lower scraper cutting edges and fabricating replacement heavy-duty cutting edge segments conforming to IS 2062:2011 Clause 5.2 Grade E250 structural steel specifications, including precision beveling, punch-drilling counter-sunk mounting holes, and applying wear-resistant hard-facing overlays along high-abrasion contact margins. Renewal of high-tensile Grade 8.8 countersunk plow bolts, prevailing torque lock nuts, and hardened reversible ground-skid wear shoes. Disassembly, chemical ultrasonic degreasing, honing, and complete seal renewal of twin double-acting hydraulic angling rams using heavy-duty polyurethane rod wipers, high-pressure piston cups, and nitrile O-ring sets rated for extreme sub-zero operation conforming strictly to IS 12207:2019 Clause 5.1 and IS 11170:2018 Clause 6.2 hydraulic standards. Servicing spring-trip safety relief mechanisms, replacing fatigued high-stress compression return springs, heat-treated alloy steel pivot hitch pins, and spherical bush mountings. Reassembly, precision torqueing, hydraulic pressure proof-testing at 175 bar working pressure, verifying zero external leakage, and executing dynamic angle articulation field trials to statutory mechanical engineering maintenance standards.

Comprehensive periodic servicing, flushing, overhaul and preventive maintenance of powertrain transmission, constant-mesh gearbox, dual-clutch mechanism, differential lock, and wet multi-disc oil-immersed braking system of Farmtrac 19987 Tractor under severe high-torque snow clearing duty. Scope encompasses draining degraded gear oil, chemical flushing of central transmission casing, differential chamber and final drive reduction housings to remove metal particulates, followed by replenishing 40 litres of premium Universal Tractor Transmission Oil (UTTO) strictly conforming to IS 13656:2019 Clause 4.3 Type GL-4 specifications. Replacement of heavy-duty hydraulic transmission return filter cartridge and cleaning magnetic suction strainer mesh. Dismantling center-split housing for thorough inspection of dual dry clutch pack, replacing release throw-out bearing, pilot bushing, and re-setting pressure plate finger clearances with dial indicators per OEM technical tolerances. Servicing wet disc brake actuator assemblies, renewing high-pressure hydraulic elastomeric seals, brake bleeder screws, and adjusting mechanical equalizing linkages. Overhauling differential lock dog-clutch coupling, replacing flexible rubber dust boots, output shaft oil seals, and synthetic flange gaskets to IS 11170:2018 Clause 6.2. Completing reassembly, bleeding hydraulic circuit, executing multi-speed gear engagement trials, differential lock validation, and dynamic high-load brake stopping distance verification.

Execution of comprehensive engine periodic scheduled maintenance, complete fluid renewal, high-efficiency filtration overhaul, and cold-start induction system rejuvenation for the 3-cylinder diesel engine of Farmtrac 19987 Tractor. Work involves draining contaminated crankcase lube oil, flushing oil galleries, and refilling 10 litres of virgin API CI-4 Plus / SAE 15W-40 heavy-duty diesel engine oil conforming to IS 13656:2019 Clause 4.3 standards. Replacement of OEM spin-on full-flow lubricating oil filter cartridge and renewing sump drain plug copper crush washer. Complete servicing of dual-stage fuel filtration system comprising replacement of primary pre-filter water separator cartridge, secondary micro-pleated paper filter element, cleaning settling bowl, and vacuum bleeding fuel delivery lines. Overhaul of dual dry-type air intake assembly, replacing heavy-duty primary outer pleated element and secondary safety inner cartridge to prevent fine abrasive dust ingress under severe snow dusting operations. Removal, bench-testing, ultrasonic cleaning, and pressure recalibration of fuel injection nozzles on injector test bench at 190 bar pop pressure, replacing copper flame sealing washers. Setting engine intake and exhaust valve tappet clearances to 0.25mm cold clearance, servicing intake manifold thermostart glow plug cold-start device, and validating smooth low-temperature idling performance

Complete disassembly, inspection, overhauling, and precision rebuilding of heavy-duty four-wheel-drive (4WD) steer drive front axle assembly, planetary hub reductions, kingpin swivel housings, and hydrostatic steering geometry of Farmtrac 19987 Tractor. Scope includes draining contaminated planetary wheel hub and central differential gear oils, flushing internal gear cavities, and refilling 8 litres of Extreme Pressure hypoid gear lubricant conforming to IS 1118:2018 Clause 5.1 SAE 90 GL-5 specifications. Dismantling both steering knuckles to replace worn taper roller kingpin bearings, hardened spherical thrust washers, and precision pre-load shims. Replacing heavy-duty double-lip cassette oil seals, outer dust seals, and drive shaft circlips to IS 11170:2018 Clause 6.2 standards to prevent snow-melt water slurry contamination. Ultrasonic cleaning and inspection of planetary sun and planet gear clusters, renewing needle roller cages, and repacking with water-resistant Lithium Complex EP-2 grease conforming to IS 7623:2019 Clause 4.2. Overhauling double-acting hydrostatic steering cylinder mountings, renewing spherical ball tie-rod ends, protective rubber dust boots, and adjusting front wheel toe-in tracking alignment to 2 to 4mm toe-in specification. Conducting torque-load turning trials under full ballast load to ensure zero steering backlash and smooth steering response.