Reference Learning Outcome :-Trace, Test & Repair Cooling and Lubrication System of engine. (Mapped NOS: ASC/N1404)
Duration :- Professional Skill 50 Hrs.; Professional Knowledge 08 Hrs.(for above learning out come)
TRADE THEORY (Professional Knowledge ) :-
Need for Cooling systems, Heat transfer method, Boiling point & pressure, Centrifugal force, Vehicle coolant properties and recommended change of interval,
Different type of cooling systems, Basic cooling system components- Radiator, Coolant hoses, Water pump, Cooling system thermostat, Cooling fans, Temperature indicators, Radiator pressure cap, Recovery system, Thermo-switch.
Need for lubrication system, Functions of oil, Viscosity and its grade as per SAE , Oil additives, Synthetic oils, The lubrication system, Splash system, Pressure system, Corrosion/noise reduction in the lubrication system.
Lubrication system components – Description and function of Sump, Oil collection pan, Oil tank, Pickup tube, different type of Oil pump & Oil filters Oil pressure relief valve, Spurt holes & galleries, Oil indicators, Oil cooler.
TRADE PRACTICAL (Professional Skills With Indicative Hours) :- Job no. & Name of the Practical
56. Practice on Checking &Top up coolant, (5 Hrs)
57. Drain & refill coolant, Checking / replacing a coolant hose, testing cooling system pressure, Practice on Removing & replacing radiator/ thermostat. (5 Hrs)
58. Inspect the radiator pressure cap, testing of thermostat. (5 Hrs)
59. Perform Cleaning & reverse flushing. (5 Hrs)
60. Carryout overhauling water pump and refitting. (10 Hrs)
61. Practice on Checking engine oil, Drainingengine oil, Replacing oil filter, Refilling engine oil. (10 Hrs)
62. Carryout Overhauling of oil pump, oil coolers, air cleaners and air filters and adjust oil pressure relief valves, repairs to oil flow pipe lines and unions if necessary. (10 Hrs)
WEEK. NO. 28 & 29
Reference Learning Outcome :- Trace & Test Intake and Exhaust system of engine. (Mapped NOS: ASC/N1405)
Duration :- Professional Skill 40 Hrs.; Professional Knowledge 08 Hrs.(for above learning out come)
TRADE THEORY (Professional Knowledge ) :-
Intake system components- Description and function of Air cleaners, Different type air cleaner,
Description of Intake manifolds and material,
Exhaust system components-
Description and function of Exhaust manifold, Exhaust pipe, Extractors, Mufflers- Reactive, absorptive, Combination., Catalytic converters, Flexible connections, Ceramic coatings, Back-pressure, Electronic mufflers.
TRADE PRACTICAL (Professional Skills With Indicative Hours) :- Job no. & Name of the Practical
63. Carryout Dismantling & assembling of turbocharger check for axial clearance as per service manual. (10 Hrs)
64. Check Exhaust system for rubber mounting for damage, deterioration and out of position; for leakage, loose connection, dent and damage. (10 Hrs)
65. Practice on Exhaust manifold removal and installation. (10 Hrs)
66. Practice on Catalytic converter removal and installation. (10 Hrs)
WEEK. NO. 30 & 31
Reference Learning Outcome :-Service Fuel System and check proper functionality. (Mapped NOS: ASC/N1405)
Duration :- Professional Skill 50 Hrs.; Professional Knowledge 08 Hrs.(for above learning out come)
TRADE THEORY (Professional Knowledge ) :-
Diesel Fuel Systems- Description and function of Diesel fuel injection, fuel characteristics, concept of Quiet diesel technology & Clean diesel technology.
Diesel fuel system components – Description and function of Diesel tanks & lines, Diesel fuel filters, water separator, Lift pump, Plunger pump, Priming pump,
Electronic Diesel control- Electronic Diesel control systems, Common Rail Diesel Injection (CRDI) system, Sensors, actuators and ECU (Electronic Control Unit) used in Diesel Engines.
TRADE PRACTICAL (Professional Skills With Indicative Hours) :- Job no. & Name of the Practical
67. Practice Testing of MPFI components and replacement if necessary. (10 Hrs)
68. Check delivery from fuel Pump. Replacing a fuel filter. (10 Hrs)
69. Bleed air from the fuel lines, Servicingprimary& secondary filters. (15 Hrs)
70. Remove a fuel injection pump from an engine-refit the pump to the engine re- set timing – fill lubricating-oil start and adjust slow speed of the engine. (15 Hrs)
WEEK. NO. 32 & 33
Reference Learning Outcome :-Test Engine Performance and set idling speed. (Mapped NOS: ASC/N1405)
Duration :- Professional Skill 50 Hrs.; Professional Knowledge 08 Hrs.(for above learning out come)
TRADE THEORY (Professional Knowledge ) :-
Engine assembly procedure with aid of special tools and gauges used for engine assembling.
TRADE PRACTICAL (Professional Skills With Indicative Hours) :- Job no. & Name of the Practical
71. Reassemble all parts of engine in correct Sequence and torque all bolts and nuts as per workshop manual of the engine. (10 Hrs)
73. Practice on Start engine adjust idling speed and damping device in pneumatic governor and venture control unit checking (5 Hrs)
74. Test Performance of engine with off load adjusting timings. (5 Hrs)
75. Start engine- adjusting idle speed of the engine fitted with mechanical governor checking- high speed operation of the engine. (5 Hrs)
76. Check performance for missing cylinder by isolating defective injectors and test- dismantle and replace defective parts and reassemble and refit back to the engine (10 Hrs)