Capítulo IV. Metodología de la Investigación 17
Anexo 4: Relación de Normas Qali Warma
Part, measuring point
Drawing dimension
(mm) Nominal
clearance
10 Crankshaft journal, diameter 449,960 450,000
Crankshaft journal, ovality 0,020 0,030
Crankshaft journal, taper 0,020/100 0,025/100
Main bearing shell thickness 9,825 9,845 9,800
Measurement record 4610V004: Main bearing shell
Bore of main bearing housing 470,000 470,040 Assembled bearing bore
vertical Main bearing clearance vertical
(also flywheel bearing) horizontal
0,405-0,525 0,450-0,570
Thrust bearing, axial clearance 0,470-1,050 1,500
Thrust washer thickness 24,720 24,750 24,50
Camshaft diameter 299,968 300,000
Camshaft bearing bush thickness 9,875 9,890 Camshaft bearing housing bore 320,000 320,036
Assembled bearing bore 300,260 300,330 300,370
Camshaft bearing clearance 0,260-0,362 0,400
Measurement record 4610V003: Camshaft bearing bore
Camshaft thrust bearing housing, bore 230,000 230,029 Camshaft thrust bearing diameter 210,000 210,029
Assembled bearing bore 210,200 210,260 210,300
Camshaft thrust bearing width - housing
Camshaft thrust bearing clearance 0,200-0,290 0,350
Camshaft thrust bearing, axial clearance
0,280-0,440 0,700
Cylinder liner diameter 500,000 500,063
Cylinder liner ovality at TDC 0,04 0,30
Measurement records 5010V001 and 5010V002: Cylinder liner
Thrust bearing thickness 14,820 14,850
Adjustments, clearances and wear limits 50-200510-09
06 - 2 W50DF
Part, measuring point
Drawing dimension
(mm) Nominal
clearance
11 Crank pin, diameter 449,960 450,000
Crank pin, ovality 0,020 0,030
Crank pin, taper 0,020/100 0,030/100
Big end bearing shell thickness 9,820 9,840 Measurement record 4611V008: Big end bearing shell
Big end bore diameter Ovality
470,000 470,040
0,020 0,10
Measurement record 4611V003: Big end bearing bore Assembled bearing bore
vertical Big end bearing clearance
vertical horizontal
0,420-0,580 0,340-0,500
Gudgeon pin diameter 219,980 220,000
Small end bore 250,000 250,046
Assembled bearing bore 220,150 220,226 220,260
Gudgeon pin bearing clearance 0,150-0,246
Measurement record 4611V004: Gudgeon pin Connecting rod axial clearance in
piston
0,40 0,90
Small end bearing bush, thickness 14,920 14,935
Clearance gudgeon pin - piston 0,06-0,10
Bore diameter in piston 220,06 220,08
Piston ring gap (clamped diam.460) Compression ring 1 Compression ring 2 Oil scraper ring
1,50-1,90 Measurement record 5011V001: Piston rings
Piston ring axial clearance:
Compression ring 1 Compression ring 2 Oil scraper ring
0,223-0,265 Measurement record 4611V002: Piston ring groove wear curve
Piston ring groove height:
Groove I and II Groove III Measurement record 4611V009: Piston ring groove height
Piston clearance at bottom in cross direction of engine
0,250-0,290 Corresponding piston diameter
50-200510-09 Adjustments, clearances and wear limits
W50DF 06 - 3
Part, measuring point
Drawing dimension
(mm) Nominal
clearance (mm)
Wear limit (mm)
Min. Max.
12 Valve guide diameter assembled 34.147 34.174 34.350
Measurement record 4612V002: Valve guides
Valve stem diameter 33.975 34.000 33.900
Measurement record 4612V001: Valves
Valve stem clearance 0.147-0.199 0.450
Valve seat radial deviation in relation to valve guide (max. value)
0.10 Inlet valve seat bore in cylinder head 172.000 172.025 Exhaust valve seat bore in cylinder
head:
outer bore inner bore
180.000 162.00
180.029 162.025
Adjustments, clearances and wear limits 50-200510-09
06 - 4 W50DF
Part, measuring point
Drawing dimension
(mm) Nominal
clearance (mm)
Wear limit (mm)
Min. Max.
13 Intermediate gear of camshaft
drivebearing clearance (1) (see Fig 06-6) axial clearance (2)
0.200-0.350 0.33-0.52
0.5 Bearing diameter, in situ 210.200 210.320
Bearing journal diameter 209.971 210.000
Camshaft driving gear backlash:
Crankshaft gear wheel
- intermediate gear wheel 0.300-0.904
Small intermediate gear wheel
- camshaft gear wheel 0.389-0.754
Intermediate gear of camshaft drive 1
2
Fig 06-6 500601
50-200510-09 Adjustments, clearances and wear limits
W50DF 06 - 5
Part, measuring point
Drawing dimension
(mm) Nominal
clearance
14 Valve tappet diameter (1) (see Fig 06-7) 159.815 159.915
Guide diameter (2) 160.00 160.063
Diameter clearance (3) 0.085-0.248
Roller pin bore in the tappet (4) 60.000 60.030
Bearing bush bore diameter (5) 60.090 60.120 60.200
Tappet pin diameter 59.971 59.990
Bearing clearance
tappet-tappet pin (6) bearing bush-tappet pin (7)
0.010-0.059 0.100-0.149
Roller bore diameter (12) 70.000 70.030
Bearing bush outer diameter (13) 69.870 69.900 69.800
Diameter clearance (14) 0.100-0.160
Bearing journal diameter (8) (see Fig 06-8) 109.966 109.988
Rocker arm bearing diameter, in situ (9) 110.088 110.154 110.500
Bearing clearance 0.100-0.188
Yoke pin diameter (10) 41.904 41.920
Yoke bore diameter (11) 42.000 42.025
Diameter clearance 0.121-0.080
Valve tappet
3
Fig 06-7 500602
Adjustments, clearances and wear limits 50-200510-09
06 - 6 W50DF
Rocker arm
Part, measuring point
Drawing dimension
(mm) Nominal
clearance (mm)
Wear limit (mm)
Min. Max.
16 Nozzle needle lift (see Fig 06-9) Main (M):
Pilot (P):
0,98 0,16
1,02 0,19
1,12
Nozzle needle lift
B
B - B B
10, 11 8, 9
Fig 06-8 500603
M P
Fig 06-9 500604
50-200510-09 Adjustments, clearances and wear limits
W50DF 06 - 7
Part, measuring point
Drawing dimension
(mm) Nominal
clearance (mm)
Wear limit (mm)
Min. Max.
16 Injection tappet diameter (1) (see Fig 06-10)
179.875 179.915
Guide diameter (2) 180.000 180.063
Diameter clearance (3) 0.085-0.188
Roller pin bore in tappet (4) 75.000 75.030
Tappet pin diameter (5) 74.971 74.990
Roller bore diameter (12) 75.090 75.120
Bearing clearance
tappet - tappet pin (6) roller bore - tappet pin (7)
0.010-0.059 0.100-0.149
Injection tappet
1, 2
3
4, 5 12
6 7
Fig 06-10 500605
Adjustments, clearances and wear limits 50-200510-09
06 - 8 W50DF
Part, measuring point
Drawing dimension
(mm) Nominal
clearance (mm)
Wear limit (mm)
Min. Max.
18 Lubricating oil pump, diameter of shaft (1) 59. 970 60.000
Backlash for driving gear 0.422-0.731
Lubricating oil pump
1
Fig 06-11 500606
50-200510-09 Adjustments, clearances and wear limits
W50DF 06 - 9
Part, measuring point
Drawing dimension
(mm) Nominal
clearance (mm)
Wear limit (mm)
Min. Max.
19 Backlash for water pump driving gear WD 200 (see Fig 06-12)
0.422-0.731
Water pump WD 200
Part, measuring point
Drawing dimension
(mm) Nominal
clearance (mm)
Wear limit (mm)
Min. Max.
19 Backlash for water pump driving gear WD 125 (see Fig 06-13)
0.456-0.729
Water pump WD 125
Fig 06-12 500607
Fig 06-13 500608
Adjustments, clearances and wear limits 50-200510-09
06 - 10 W50DF
Part, measuring point
Drawing dimension
(mm) Nominal
clearance
22 Driving shaft for governor (1) (see Fig 06-14) 32.000 32.016 Bearing for driving shaft (2) 32.050 32.075
Bearing clearance 0.034-0.075 0.15
Axial clearance (3) 0.100-0.150 0.40
Backlash for driving gear (7) (see Fig 06-14) L-engine Backlash for driving gear (8) (see Fig 06-14)
L-engine Control shaft (4) (see Fig 06-15) 44.961 45.000
Control shaft bearing (5) (see Fig 06-15) 45.080 45.180
Bearing clearance (5) 0.080-0.219 0.50
Axial clearance (6) 0.300-0.500 1.00
Shaft for connection bar levers (11)
(see Fig 06-16) V-engines 44.961 45.000
Bearing diameter, in situ (10)
(see Fig 06-16) V-engines 45.025 45.064
Bearing clearance (10) V-engines 0.025-0.103 0.2
Axial clearance (9) V-engines 0.400-0.600 1.00
Driving shaft for governor
8
3
2
1
7
Fig 06-14 500609
50-200510-09 Adjustments, clearances and wear limits
W50DF 06 - 11
Control shaft
Bearing support for link levers, V-engine
4 5 6
Fig 06-15 500610
11 10 9 A
A
Fig 06-16 500611
Adjustments, clearances and wear limits 50-200510-09
06 - 12 W50DF
06. Adjustments, clearances and wear limits
06.1 Adjustments
The valve timing is fixed and cannot be changed individually, cylinder by cylinder.
Schematic valve timing
Other set values:
· Valve clearances, cold engine: inlet valves 1.0 mm exhaust valves 1.5 mm
· Fuel delivery commencement: See test records
· Opening pressure of main fuel injection valve: 450 bar
· Opening pressure of safety valve on lub. oil pump: 6-8 bar
Tripping speed of ESM overspeed / mechanical overspeed shutdown Installation Nominal speed
[rpm]
Power plants,
Marine, diesel electric
500 Marine, propulsion
500
Inlet valve opens Exhaust valve closes
Inlet valve closes
Exhaust valve opens
Fig 06-5 500600
50-200519-10 Adjustments, clearances and wear limits
W50DF 06 - 1
06.2 Clearances and wear limits (at 20°C)
06.2.1 Clearances and wear limits for W50DF
Part, measuring point
Drawing dimension
(mm) Nominal
clearance
10 Crankshaft journal, diameter 449,960 450,000
Crankshaft journal, ovality 0,020 0,030
Crankshaft journal, taper 0,020/100 0,025/100
Main bearing shell thickness 9,825 9,845 9,800
Measurement record 4610V004: Main bearing shell
Bore of main bearing housing 470,000 470,040 Assembled bearing bore
vertical Main bearing clearance vertical
(also flywheel bearing) horizontal
0,405-0,525 0,450-0,570
Thrust bearing, axial clearance 0,470-1,050 1,500
Thrust washer thickness 24,720 24,750 24,50
Camshaft diameter 299,968 300,000
Camshaft bearing bush thickness 9,875 9,890 Camshaft bearing housing bore 320,000 320,036
Assembled bearing bore 300,260 300,330 300,370
Camshaft bearing clearance 0,260-0,362 0,400
Measurement record 4610V003: Camshaft bearing bore
Camshaft thrust bearing housing, bore 230,000 230,029 Camshaft thrust bearing diameter 210,000 210,029
Assembled bearing bore 210,200 210,260 210,300
Camshaft thrust bearing width - housing
Camshaft thrust bearing clearance 0,200-0,290 0,350
Camshaft thrust bearing, axial clearance
0,280-0,440 0,700
Cylinder liner diameter 500,000 500,063
Cylinder liner ovality at TDC 0,04 0,30
Measurement records 5010V001 and 5010V002: Cylinder liner
Thrust bearing thickness 14,820 14,850
Adjustments, clearances and wear limits 50-200519-10
06 - 2 W50DF
Part, measuring point
Drawing dimension
(mm) Nominal
clearance
11 Crank pin, diameter 449,960 450,000
Crank pin, ovality 0,020 0,030
Crank pin, taper 0,020/100 0,030/100
Big end bearing shell thickness 9,820 9,840 Measurement record 4611V008: Big end bearing shell
Big end bore diameter Ovality
470,000 470,040
0,020 0,10
Measurement record 4611V003: Big end bearing bore Assembled bearing bore
vertical Big end bearing clearance
vertical horizontal
0,420-0,580 0,340-0,500
Gudgeon pin diameter 219,980 220,000
Small end bore 250,000 250,046
Assembled bearing bore 220,150 220,226 220,260
Gudgeon pin bearing clearance 0,150-0,246
Measurement record 4611V004: Gudgeon pin Connecting rod axial clearance in
piston
0,40 0,90
Small end bearing bush, thickness 14,920 14,935
Clearance gudgeon pin - piston 0,06-0,10
Bore diameter in piston 220,06 220,08
Piston ring gap (clamped diam.460) Compression ring 1 Compression ring 2 Oil scraper ring
1,50-1,90 Measurement record 5011V001: Piston rings
Piston ring axial clearance:
Compression ring 1 Compression ring 2 Oil scraper ring
0,223-0,265 Measurement record 4611V002: Piston ring groove wear curve
Piston ring groove height:
Groove I and II Groove III Measurement record 4611V009: Piston ring groove height
Piston clearance at bottom in cross direction of engine
0,250-0,290 Corresponding piston diameter
50-200519-10 Adjustments, clearances and wear limits
W50DF 06 - 3
Part, measuring point
Drawing dimension
(mm) Nominal
clearance (mm)
Wear limit (mm)
Min. Max.
12 Valve guide diameter assembled 34.147 34.174 34.350
Measurement record 4612V002: Valve guides
Valve stem diameter 33.975 34.000 33.900
Measurement record 4612V001: Valves
Valve stem clearance 0.147-0.199 0.450
Valve seat radial deviation in relation to valve guide (max. value)
0.10 Inlet valve seat bore in cylinder head 172.000 172.025 Exhaust valve seat bore in cylinder
head:
outer bore inner bore
180.000 162.00
180.029 162.025
Adjustments, clearances and wear limits 50-200519-10
06 - 4 W50DF
Part, measuring point
Drawing dimension
(mm) Nominal
clearance (mm)
Wear limit (mm)
Min. Max.
13 Intermediate gear of camshaft
drivebearing clearance (1) (see Fig 06-6) axial clearance (2)
0.200-0.350 0.33-0.52
0.5 Bearing diameter, in situ 210.200 210.320
Bearing journal diameter 209.971 210.000
Camshaft driving gear backlash:
Crankshaft gear wheel
- intermediate gear wheel 0.300-0.904
Small intermediate gear wheel
- camshaft gear wheel 0.389-0.754
Intermediate gear of camshaft drive 1
2
Fig 06-6 500601
50-200519-10 Adjustments, clearances and wear limits
W50DF 06 - 5
Part, measuring point
Drawing dimension
(mm) Nominal
clearance
14 Valve tappet diameter (1) (see Fig 06-7) 159.815 159.915
Guide diameter (2) 160.00 160.063
Diameter clearance (3) 0.085-0.248
Roller pin bore in the tappet (4) 60.000 60.030
Bearing bush bore diameter (5) 60.090 60.120 60.200
Tappet pin diameter 59.971 59.990
Bearing clearance
tappet-tappet pin (6) bearing bush-tappet pin (7)
0.010-0.059 0.100-0.149
Roller bore diameter (12) 70.000 70.030
Bearing bush outer diameter (13) 69.870 69.900 69.800
Diameter clearance (14) 0.100-0.160
Bearing journal diameter (8) (see Fig 06-8) 109.966 109.988
Rocker arm bearing diameter, in situ (9) 110.088 110.154 110.500
Bearing clearance 0.100-0.188
Yoke pin diameter (10) 41.904 41.920
Yoke bore diameter (11) 42.000 42.025
Diameter clearance 0.121-0.080
Valve tappet
3
Fig 06-7 500602
Adjustments, clearances and wear limits 50-200519-10
06 - 6 W50DF
Rocker arm
Part, measuring point
Drawing dimension
(mm) Nominal
clearance (mm)
Wear limit (mm)
Min. Max.
16 Nozzle needle lift (see Fig 06-9) Main (M):
Pilot (P):
0,98 0,16
1,02 0,19
1,12
Nozzle needle lift
B
B - B B
10, 11 8, 9
Fig 06-8 500603
M P
Fig 06-9 500604
50-200519-10 Adjustments, clearances and wear limits
W50DF 06 - 7
Part, measuring point
Drawing dimension
(mm) Nominal
clearance (mm)
Wear limit (mm)
Min. Max.
16 Injection tappet diameter (1) (see Fig 06-10)
179.875 179.915
Guide diameter (2) 180.000 180.063
Diameter clearance (3) 0.085-0.188
Roller pin bore in tappet (4) 75.000 75.030
Tappet pin diameter (5) 74.971 74.990
Roller bore diameter (12) 75.090 75.120
Bearing clearance
tappet - tappet pin (6) roller bore - tappet pin (7)
0.010-0.059 0.100-0.149
Injection tappet
1, 2
3
4, 5 12
6 7
Fig 06-10 500605
Adjustments, clearances and wear limits 50-200519-10
06 - 8 W50DF
Part, measuring point
Drawing dimension
(mm) Nominal
clearance (mm)
Wear limit (mm)
Min. Max.
18 Lubricating oil pump, diameter of shaft (1) 59. 970 60.000
Backlash for driving gear 0.422-0.731
Lubricating oil pump
1
Fig 06-11 500606
50-200519-10 Adjustments, clearances and wear limits
W50DF 06 - 9
Part, measuring point
Drawing dimension
(mm) Nominal
clearance (mm)
Wear limit (mm)
Min. Max.
19 Backlash for water pump driving gear WD 200 (see Fig 06-12)
0.422-0.731
Water pump WD 200
Part, measuring point
Drawing dimension
(mm) Nominal
clearance (mm)
Wear limit (mm)
Min. Max.
19 Backlash for water pump driving gear WD 125 (see Fig 06-13)
0.456-0.729
Water pump WD 125
Fig 06-12 500607
Fig 06-13 500608
Adjustments, clearances and wear limits 50-200519-10
06 - 10 W50DF
Part, measuring point
Drawing dimension
(mm) Nominal
clearance
22 Driving shaft for governor (1) (see Fig 06-14) 32.000 32.016 Bearing for driving shaft (2) 32.050 32.075
Bearing clearance 0.034-0.075 0.15
Axial clearance (3) 0.100-0.150 0.40
Backlash for driving gear (7) (see Fig 06-14) L-engine Backlash for driving gear (8) (see Fig 06-14)
L-engine Control shaft (4) (see Fig 06-15) 44.961 45.000
Control shaft bearing (5) (see Fig 06-15) 45.080 45.180
Bearing clearance (5) 0.080-0.219 0.50
Axial clearance (6) 0.300-0.500 1.00
Shaft for connection bar levers (11)
(see Fig 06-16) V-engines 44.961 45.000
Bearing diameter, in situ (10)
(see Fig 06-16) V-engines 45.025 45.064
Bearing clearance (10) V-engines 0.025-0.103 0.2
Axial clearance (9) V-engines 0.400-0.600 1.00
Driving shaft for governor
8
3
2
1
7
Fig 06-14 500609
50-200519-10 Adjustments, clearances and wear limits
W50DF 06 - 11
Control shaft
Bearing support for link levers, V-engine
4 5 6
Fig 06-15 500610
11 10 9 A
A
Fig 06-16 500611
Adjustments, clearances and wear limits 50-200519-10
06 - 12 W50DF