Mahindra 3535, Service Manual

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C-82 35 Series 4WD, Model - 3535, 4035, 4535 and 5035 SM June’08
3. Cleaning, Inspection and Repair
a. Flush out the core with water under pressure.
If the interior is greasy, use steam cleaning
equipment.
b. Clean the outside of the core with water under
pressure. Flush out between the fins and tubes
thoroughly.
c. Inspect the top and bottom tanks for cracks.
Inspect the fins and tubes for damage. If soldering
does not effect a satisfactory repair the radiator
must be replaced.
NOTE: For the Engine to run efficiently, the radiator
core should be clean and free from grease,
rust and scales to allow free passage of the
Cooling Medium and maximum heat transfer.
Cleaning out Dirt and Sludge
Drain cooling system as directed above. Fill the
cooling system with a solution of 1.36 kgs. of
ordinary baking soda to 10.19 litres (2.7 US Gallons)
of water. Do not replace the radiator cap. Operate
the engine until the water is hot. Drain, flush with
clean water and refill with anti-freeze solution.
The system should be kept filled with clean water
with a rust inhibitor or anti-freeze solution.
d. Method of De-Scaling and Flushing :
A Chemical Scale Remover is available in the Market
like Brand Name “Core Guard” or some other names.
a) Remove the Radiator from the Tractor.
b) Block Inlet and Outlet Pipes with suitable adapters.
Connected an air pressure hose to the inlet
Adapter.
c) Close the drain cock and fill up the radiator with
a Scale Remover Chemical.
d) Close the Radiator with Pressure Cap immediately
and pressurise the Radiator to 5 PSI.
e) Open partially the drain cock allowing the chemical
to drain slowly in the plastic bucket.
f) Once the Radiator is fully drained close the drain
cook and repeat the procedure twice more.
At the end of the 3rd round the radiator would
have been thoroughly cleaned. Finally drain the
system of chemical. Flush the Radiator with clean
water.
Flushing the Radiator :
g) Thoroughly flush inside of the Radiator using good
clean water.
The outside of the Core should be flushed well
Fig. 4
Cooling System
A. Alternator Mounting
B. Alternator
C. Adjusting Bolt
D. Adjusting Bracket
Fig. 3