16 ENGINE 128
» If there is damage or wear:
– Change the control piston.
– Check the control piston bore in the oil pump housing 4 for damage and wear.
» If there is damage or wear:
– Change the oil pump housing.
– Thoroughly oil control piston 3 and spring 2 and mount.
– Mount washer 1.
16.4.17 Checking the clutch (125 Duke)
304515-10
– Check bearing 1 for damage and wear.
» If there is damage or wear:
– Change the bearing.
– Check the length of clutch springs 2.
Clutch spring - length ≥ 37 mm (≥ 1.46 in)
» If the clutch spring length is less than the specified value:
– Change all clutch springs.
– Check inner clutch hub 3 for damage and wear.
» If there is damage or wear:
– Change the inner clutch hub.
– Check clutch pressure cap 4 for damage and wear.
» If there is damage or wear:
– Change the clutch pressure cap.
– Check the contact surfaces of the clutch facing discs in the clutch basket 5 for wear.
Contact surface, clutch facing discs in clutch basket ≤ 0.5 mm (≤ 0.02 in)
» If the contact surface is very worn:
– Change the clutch lining discs and the clutch basket.
– Check clutch facing discs 6 for discoloration and scoring.