活塞环必须保持自由以便能正确地运动及维持好的密封。在活塞环槽内和活塞岸上的沉积物必须被控制。
Rings must remain free to function properly and to maintain a good seal. Deposit build up in the ring grooves and on piston lands must therefore be controlled.
先将活塞及连杆组件从发动机上拆下再把活塞与连杆分开之后，即可将活塞环从活塞上取下。
After the piston-and-connecting-rod assemblies have been removed from the engine and the pistons and rods separated, the rings should be removed from the piston...
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