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How to Strip and Inspect a Volvo Engine Cylinder

已有 350 次阅读2023-2-25 08:26 |系统分类:科技教育分享到微信

VOLVO MD2010, MD2020, MD2030, MD2040 Engine Cylinder head stripping and inspection

Volvo Vodia Penta 2018[5.2.5] Diagnostic Software

1. Remove the valves and valve springs. Press the
   springs together with a valve spring tensioner and
   remove the valve lock. Place the valves in order in
   a marked valve rack. Remove the valve stem seals.
2. Clean all parts. Observe special care with the
   channels for oil and refrigerant.
3. Remove residual soot and impurities from the cylin der head's sealing surfaces.
   Note: Do not use use steel brush to clean the cylin der head screw threads or under the s

4.The flatness tolerance for the cylinder head is max. 0.12
mm (.00472"). Check in six positions ("AF" as per Fig.
15 and 16). Use a feeler gauge and a ruler the sides of
which are precision rubbed as per DIN 874/Normal.

11.2021 Volvo lmpact 9227 EPC+Service Repair Offline Download& Installation Service

5.I f the flatness is not within the permissible tolerance the
cylinder head should be replaced. If leakage or blow
marks are confirmed it is not necessary to check for flat ness since the cylinder head must be replaced.
Check the valve seats and that the pin screws are tight.
For replacement of the valve seats (inlet) see next
page.

VOLVO PROSIS Offline Parts Catalog &Repair Manuals 11.2022

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