CITROEN C5 Handbook page 158

SPECIAL FEATURES : CHECKING AND SETTING THE VALVE TIMING
OLD FITTING :
(1) "Idler" camshaft pulley
(2) Target for cylinder reference sensor.
(3) Camshaft hub.
(4) "Fixed" crankshaft pinion.
The determining of the tension of the timing belt is done on the camshaft
pulley (1).
Engines : RHY - RHS - RHZ
9
RPO 9127
B1EP176D
9
N° RPO 9128
NEW FITTING : RPO 9128
The new timing on 8 valve engines DW10TD (RHY) and DW 10ATED
(RHS-RHZ) requires the following components :
"Idler" crankshaft pinion
"Fixed" camshaft pulley.
(5) "Fixed" camshaft pulley (pulley with integral cylinder reference sensor
target).
(6) "Idler" crankshaft pinion (with increased width keyway groove).
The determining of the tension of the timing belt is done on the crankshaft
pinion (6).
155
C5
9
B1EP177D