
1] Observe / record idling rpm in as is condition.
2] Ensure LFG lever is resting on idling screw . Gap between
LFG lever and clamp on cable to be approx. 1.0 to 1.5 mm. If
LFG lever is resting on clamp, release the clamp and check for
Idling rpm again.
–
If idling rpm is in spec. Set fast idling as defined in
procedure ‘B’
–
If idling is not in spec. Adjust the idling by following
method.
3] Unscrew anti-stalling fully such a way that this has no effect
on idling rpm and idling is controlled by normal idling screw.
Procedure to adjust the Idling rpm on Vehicle
Summary of Contents for SZ 2498
Page 1: ...Mahindra institute of learning excellence Nasik SZ 2498 ENGINE...
Page 10: ...Mahindra institute of learning excellence Nasik SZ 2600 ENGINE...
Page 18: ...GENERAL CONSTRUCTION...
Page 19: ...Block Replaceable wet type liner Inline cylinder arrangement Chain Drive Orange colour...
Page 22: ...Head gasket position Assemble gasket with lettering facing upward...
Page 25: ...Piston Piston Re entrant bowl type Max weight difference allowed 5 gms...
Page 34: ...Connecting rod side play 0 10mm to 0 30mm 4 to 12 thou...
Page 38: ......
Page 40: ...Crank shaft end float Standard 0 10 mm to 0 37 mm 4 to 15 thou Service limit 0 50mm 20thou...
Page 42: ...Crankshaft bearing removal MST 543 MST 577 Crankshaft bearing pressing MST 544...
Page 43: ...Cam shaft Axial clearance of cam shaft Standard 0 10 to 0 30 mm Service limit 0 40 mm...
Page 45: ...Camlobe lift Inlet Exhaust Standard 6 08 mm 6 91 mm Service limit 5 58 mm 6 41 mm...
Page 47: ...Cam shaft identification On chain drive cam shaft letter CHAIN DRIVE in forged on cam shaft...
Page 51: ...Valve valve lock Valve spring free length 53 60mm Standard limit 50 60 mm Service limit...
Page 53: ...Push rod Push rod bent Standard limit 0 25 mm max Service limit 0 40 mm...
Page 55: ...Temperature sensor Nut...
Page 57: ......
Page 58: ......
Page 60: ...Oil cooler Control the oil temperature Uses engine coolant as a cooling media for hot oil...
Page 61: ...Oil cooler made by vacuum brazing process Copper traces on surface...
Page 64: ...IMPORTANT ADJUSTMENTS SETTING...
Page 65: ...Chain timing Chain FIP sprocket Crank sprocket Idler sprocket Cam sprocket Chain tensioner...
Page 66: ...Oil jet Guide Cam sprocket to FIP Guide FIP sprocket to idler...
Page 74: ...Tappet setting cold condition Inlet 0 30mm 12 Thou Exhaust 0 45mm 18 Thou...
Page 77: ...Rocker support bolt Longer bolt are used to secured rocker support above oil holes...
Page 78: ...While assembling the rocker shaft ensure that lubricating holes will face towards head side...
Page 80: ...Front end accessories drive SZ 2600PLUS Check frequency...
Page 82: ...Loosen tensioner pulley nut tensioner bolt to release belt tension...
Page 83: ...loosen the top bottom mouting alternator mtg bolts on cylinder head...
Page 89: ...Cylinder head bolt Flywheel bolt 135 40mm to 136 60mm 29 58mm to 30 42mm...
Page 90: ...Main bearing bolt Connecting rod bolt 89 40mm to 90 60mm Replace all the time...
Page 92: ...Idling screw Fast idle screw Clamp LFG lever PLA unit...
Page 93: ...Antistalling screw High idle screw Do not disturb this screw...
Page 96: ...Gap to be maintained 1 0 0 5 mm...
Page 98: ...Turbo charger...
Page 103: ...Exhaust gas recirculation...
Page 117: ...Vacuum Modulator ECU Throttle Potentiometer...
Page 118: ...Vacuum reservoir EGR valve New Temperature Sensor...
Page 125: ...BS II Nozzle Milky white colour ring Identification of Nozzles of BSII...
Page 128: ...Fast idling control device PLA Controls the idling to the set band when AC is on...
Page 129: ...Potentiometer BS II FIP Gives input of engine load to the EGR ECU...
Page 130: ...F I P TIMING SZ 2600 Plus...
Page 131: ...In BSII sprocket Key ways is offset w r t centre line of weight reducing hole Offset...
Page 132: ...BS 2 Sprocket Timing marks is on 8 th teeth clockwise from keyway 1 2 3 4 5 6 78 8 Timing mark...
Page 134: ...Remove R A cover Bring no 1 cylinder to compression stroke...
Page 135: ...Remove all high pressure pipe Remove first cylinder injector Put MST No 0272 dial gauge...
Page 139: ...Torque them to 1 0 1 5 kg m Remove FIP sprocket mounting nut washer...
Page 141: ...2 5 Sprocket locking pin Slotted pin...
Page 142: ...Slotted Pin Drawing...
Page 143: ...Slotted pin used for commonised cast block with CRDI...
Page 144: ...Locking Pin FIP Sprocket...
Page 151: ...Cooling system...
Page 152: ...Water bypass system SZ 2600 Plus...
Page 153: ...Air intake system...
Page 154: ...Positive crankcase ventilation system...
Page 164: ...THANK YOU...