Volvo D20 - Page 60

Group 27 Reconditioning engine
Cylinder head,
installing
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M" bolts
Allen key 10 mm
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Tighten in three sta ges:
1. 50 Nm .. 37 ft Ibs
2. 70 Nm ;; 51 fl Ibs
3. 90 Nm ;; 66 ft Ibs
Importanti Cylinder head bolts must be torqued
again
afterthe engine iswarmed- up . Aeterto specifi-
cations in front of manual for torque procedures to
be used after engine has been run.
58
HB
Torque cylinder head bolts
Tighten all bolts one at a time in order specified adja-
cent before proceeding
with next stage.
M 12 bolts
12-sided wrench PIN 115 9082-5
Tighten in four sta ges:
1. 40 Nm ;; 29 ft Ibs
2. 60 Nm '" 44 ft Ibs
3.75 Nm ;; 55ft Ibs
4. angle-tighten 180" in one movement without stop-
ping.
Important! Cylinder head bolts must be torqued
again
aftertheengine iswarrned·up. Aeferto specifi-
cations in front of manual for torque procedures to
be used after engine has been run.
117 \51