Page 17 - Mechanic Diesel - TP - Malayalam

different type of cut and uses., OFF-
hand grinding with sander, bench and
pedestal grinders, safety precautions
while grinding. (7 Hrs)

21 Perform practice on Marking and Drilling machine
Drilling clear and Blind
Holes, Sharpening of Twist - Description and study of Bench type
Drills Safety precautions to be Drilling machine, Portable electrical
observed while using a drilling Drilling machine, drill holding devices,
machine. (10hrs) Work Holding devices, Drillbits.
22 Perform practice on Tapping Taps and Dies
a Clear and Blind Hole, - Hand Taps and wrenches, Calculation
Selection of tape drill Size, of Tap drill sizes for metric and inch
use of Lubrication, Use of stud taps. Different type of Die and Die
extractor. (15 hrs) stock. Screw extractors.

23 Perform practice cutting - Hand Reamers Different Type of
Threads on a Bolt/ Stud. hand reamers, Drill size for reaming,
Adjustment of two piece Die, Lapping, Lapping abrasives, type of
Reaming a hole/ Bush to suit Laps.(10 hrs)
the given pin/ shaft, scraping
a given machined surface.
(25 hrs)
Professional Trace and Test 24 Perform practice in joining Basic electricity
Skill 92 Hrs; all Electrical wires using soldering Iron. - Electricity principles,
Professional & Electronic (20 hrs) - Ground connections,
componen ts
Knowledge; & circuits and 25 Prepare simple electrical
14 Hrs circuits, measuring of current, - Ohm’s law,
assemble voltage and resistance using
circuit to ensure digital multimeter. (20 hrs) - Voltage, Current, Resistance, Power,
functionality of Energy.
system. 26 Perform practice continuity - Voltmeter, ammeter, Ohmmeter,
test for fuses, relay and Multimeter,
diodes (09 hrs)
- Conductors & insulators, Wires,
Shielding, Length vs. resistance,
Resistor ratings (04Hrs)
27 Check circuit using of service - Fuses& circuit breakers,
manual wiring diagram for - Ballast resistor,
troubleshooting (08 hrs)
- Stripping wire insulation,
- Cable colour codes a n d s i z e s ,
Resistors in Series circuits,

- Parallel circuits and Series- parallel
circuits (04Hrs)

28 Execute cleaning and topping - Description of Chemical effects,
up of a lead acid battery. (10 Batteries & cells, Lead acid batteries
hrs) & Stay Maintenance Free (SMF)
batteries,
29 Perform testing battery with
hydrometer. (12 hrs) - Magnetic effects, Heating effects,
Thermo-electric energy, Thermistors,
30 Perform connecting battery to Thermo couples,
a charger for battery charging
and checking & testing - Electrochemical energy, Photo-
a battery after charging. voltaic energy, Piezo- electric energy,
(08 hrs) Electromagnetic induction,

(xv)