Lenovo ideapad 330S Series Hardware Maintenance Manual page 51

Lenovo ideapad 330S-15ARR/ideapad 330S-15ARR U/ideapad 330S-15ARR D
Figure 8. Removal steps of fan and heat sink (continued)
When installing: Before you attach the fan assembly to the computer, apply
thermal grease, at an amount of 0.2 grams, to the part shown in the figure
above. Either too much or too little grease application can cause a thermal
problem due to imperfect contact with a component.
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