COMPILER TECO/ATL
REG. CODE
1-5302-351
MODEL N°
50563
DATE OF ISSUE
04.90
REVISION 04
ENDORSED
DATE
15.11.99
57
CRANKSHAFT JOURNAL SPECIFICATIONS
For LDW 502,602,903,1204,1204/T
A = Main Journals= 47.984 / 48.000mm (WEAR Limit = 47.900mm)
For LDW 702,1003,1404
A = Main Journals= 50,981 / 51.000mm (WEAR Limit = 50.900mm)
For LDW 502,602,702,903,1003,1204,1204/T,1404
B = Rod Journals = 39.984 / 40.000mm (WEAR Limit = 39.900mm)
NOTE 2: THE CRANKSHAFTS IN THE ALUMINUM AND CAST
IRON VERSIONS OF THE LDW 502 ARE NOT
INTERCHANGEABLE.
UNDERSIZED BEARINGS- ROD and MAIN
Undersized connecting rod and main bearings are available in sizes
0.25 and 0.50mm. Use of the undersized bearings will require the
nominal size of the rod/ main journals to be reduced by 0.25 or
0.50mm respectively.
MAIN and CONNECTING ROD BEARINGS
The dimensions shown reflect clean, installed and torqued bearing
inserts.
For LDW 502,602,903,1204,1204/T
C = Main Bearings =47.984 / 48.016mm (WEAR Limit = 48.055mm)
C-A = 0.022 / 0.074mm (WEAR Limit = 0.200mm)
For LDW 702,1003,1404
C = Main Bearings =51,023 / 51,059mm (WEAR Limit = 51,098mm)
C-A = 0.023 / 0.078mm (WEAR Limit = 0.200mm)
For LDW 502,602,702,903,1003,1204,1204/T,1404
D = Rod Bearings =40.021 / 40.050mm (WEAR Limit = 40.100mm)
D-B = 0.021 / 0.066mm (WEAR Limit = 0.130mm)
HYDRAULIC PUMP PTO- (No. 3 PTO)
All FOCS diesel engines may be fitted with a hydraulic pump
drive(A) as shown. The hydraulic drive takes power from the back of
the engine camshaft.
Hydraulic pump adaptations for DIN size 2PD, DIN size 1P and
BOSCH pumps are available.
DRIVE SPECIFICATIONS:
Speed Ratio: 1 : 2, or 1/2 engine speed.
Maximum Torque = 37 Nm, irrespective of engine speed.
NOTE: 37 Nm @ 3600 r/min corresponds to 7 kW.
HYDRAULIC DRIVE COMPONENTS- No. 3 PTO
1 Splined Drive- (Bolts to Camshaft)
2 Pump Drive Gear (Attaches to Pump Input Shaft)
3 O-Ring
4 Pump Support (Bolts to Cylinder Head)
5 O-Ring
The splined drive(1) also includes the eccentric for the fuel lift pump.
The splined drive must be bolted to the camshaft end and torqued to
80 Nm. The pump drive gear(2) must be torqued to the hydraulic
pump input shaft. Check with the pump manufacturer for torque
specifications at the input shaft.
DISASSEMBLY/REASSEMBLY
II
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