IMO ACF5 - Page 11

ACF5 0601.01 GB
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11
M.
• Remove the cylindrical spring loaded pin 429a
with a suitable puncher.
• Unscrew the tuning piston 429 counter-clock
-
wise from the cover 4420.
K.
• Carefully slide the idle rotors out of the Pump
body.
• Loosen the bolts 425 and pull the complete tun
-
ing device straight upwards.
N.
• Change o-ring 437 on the tuning piston 429
and mount it in 4240 in reverse order.
L.
• Loosen the 4 bolts 455 & 455a in order to pull
out the complete valve insert.
• Reassemble in opposite order.
• Loosen the 8 bolts 453 in order to remove the
back cover 480.
• Reassemble in opposite order.