Yamaha XC200T Service Manual page 83

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When reassembling the valve lifter, reverse the
disassembly procedure. Note the following points.
Valve lifter assembiy should be filled with
clean engine oil into the high pressure cham-
ber before reinstallation, if the empty valve
lifter is installed, it will create excessive noise
and couBd be damaged.
How to filh
Pump the valve lifter plunger with using push
rod (_ in the clean oil (engine oil) bath until
the plunger locks so that the high pressure
chamber is filled with oil.
Service Points for Hydraulic Valve Lifter
1. This engine may create some valve noise
when started. After few seconds, the noise
will be eliminated when the valve lifter assem-
bly is lubricated.
2. As the valve lifter is composed of high preci-
sion parts, oil and oil filter mast be kept clean
at all the time. Replace the oil and oil filter
periodically as described in the PERIODIC
MAINTENANCE chart in chapter 2.
3. If any component part of valve lifter should
get damaged, the Valve lifter assembly must
be replaced as a set.
4. Valve lifter should be handled with extreme
care.
oDo not drop.
oDo not wipe with cloth.
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