Volvo D20 - Page 27

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Group 21 Reconditioning engine
Disassembly
84
Remove coolant pump, thermostat housing and
thermostat
Place a drip pan beneath engine and tiU engine for·
ward to drain coolant.
CVlINDER HEAD
Remove injectors
Remove dirt around injectors.
Disconnect fuel lines.
85
Remove injectors, (27 mm socket). Lift out heat shields
from cylinder head.
86
Remove cylinder head
Importanti Slacke n balts in reverse sequence to
tightening. Le. start at 12 (or 14) and finish at 1.
Illustration shows tightening sequence. Bolts
must
be slackened in reverse sequence.
Lift away
cylinder head, checking that valves do not
contact cyl
inder walls.
Place cylinder head on wooden blocks so that it does
not rest on valves. Remove gasket.
25