DAF 95XF. Manual — part 23
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2
XF engine
TECHNICAL DATA
2-9
Flywheel housing
Attachment bolts
110 Nm
(1)
Sealant to be used when fitting flywheel
housing
Loctite 510
Flywheel
Attachment bolts
Without PTO
260 Nm
(1)
+ 90
_ angular displacement
Without PTO spanner size 21 mm
260 Nm + 90
_ angular displacement
With PTO
260 Nm + 150
_ angular displacement
Engine mountings on timing gear end
Cylinder block bracket attachment bolts
92 Nm
Chassis engine bracket attachment bolts
73 Nm
Vibration damper engine bracket attachment
bolts
225 Nm + 60
_ angular displacement
Engine mountings on flywheel end
Flywheel housing engine bracket attachment
bolts
260 Nm
Chassis engine bracket attachment bolts
73 Nm
Vibration damper engine bracket attachment
bolts
225 Nm + 60
_ angular displacement
Engine hanger brackets
Attachment bolts
110 Nm
Valve gear
Valve cover attachment bolts
25 Nm
Rocker setting bolt lock nut
40 Nm
Bridge piece setting bolt lock nut
40 Nm
Lubricating oil strip/rocker seat attachment
bolts
110 Nm
DEB set screw nut
25 Nm
Solenoid valve
20 Nm
Wiring harness attachment bolt
9 Nm
Valve sleeve attachment bolts
30 Nm
Tighten the valve sleeve bolts in the
sequence shown.
1
5
2
6
4
12
10
13
9
15
7
11
8
14
3
M200942
(1)
Secure with Loctite 243
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TECHNICAL DATA
XF engine
2-10
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2
XF engine cooling system
TECHNICAL DATA
3-1
3. XF ENGINE COOLING SYSTEM
3.1 GENERAL
Thermostat
Thermostat opening temperatures:
-
thermostat opens at
83_C
-
thermostat opened at least 12 mm at
95_C
Thermostat seat
Loctite 638
Water pump
Maximum radial play
0.16 - 0.20 mm
Expansion tank pressure cap
Pressure relief valve opening pressure
0.75 bar
Underpressure valve opening pressure
0.1 bar
Pressure testing the cooling system
Test pressure
0.5 - 0.7 bar
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TECHNICAL DATA
XF engine cooling system
3-2
3.2 TIGHTENING TORQUES
The tightening torques stated in this section are
different from the standard tightening torques
stated in the overview of the standard tightening
torques. The other threaded connections which
are not stated must therefore be tightened to the
tightening torque stated in the overview of
standard tightening torques.
When attachment bolts and nuts are to be
replaced, it is important that they are of exactly
the same length and property class as the ones
removed unless stated otherwise.
Water pump
M8 attachment bolts
30 Nm
Threaded coupling
35 Nm
Coolant pipe
Attachment bolts
54 Nm
Coolant pipe threaded coupling
90 Nm
Coolant pipe plug
30 Nm
Thermostat housing
Attachment bolts
30 Nm
Plug
35 Nm
Radiator
Attachment nuts
70 Nm
3.3 FILLING CAPACITIES
Cooling system capacity
approx. 50 litres
Cooling system capacity with ZF-intarder
approx. 60 litres
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