Specifications

Volvo Trucks North America, Inc. Date Group No. Page
TSI 9.2003 211 007 33(41)
8
T2007167
Fig. 39: Cylinder head in tank of water
Remove the cylinder head from the overhaul stand and
immerse the head in a tank of water heated to 70
C
(160
F).
9
Open the shut-off valve.
10
W2000715
Fig. 40: Pressure reduction knob
Turn the reduction valve knob (2) clockwise until the
gauge shows a reading of 50 kPa (7.25 psi). Maintain this
pressure for one minute.
11
Then, increase the pressure to 160 kPa (23 psi). Secure
the reduction valve knob with the lock ring and close
the shut-off valve. After two minutes, check to see if the
pressure has dropped or if there are air bubbles in
the water bath.