1080 Thermal Fan Assembly - Lenovo ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual

Removal steps of the built-in battery
Step Screw (quantity)
2
M2 × 4.5 mm, flat-head, nylon-coated (4)
When installing:
• Ensure that the connector is attached firmly.
• Ensure that the base cover assembly is secured in place. Otherwise, the battery connection may fail.

1080 Thermal fan assembly

For access, remove this FRU:
• "1020 Base cover assembly" on page 69
Removal steps of the thermal fan assembly
When installing:
• Ensure that the connector is attached firmly.
• Do not press the top of the fan cover and the fan hub.
• Before you attach the fan assembly to the computer, apply thermal grease, at an amount of 0.2 grams, on
the part marked a as shown in the following illustrations. Either too much or too less application of grease
can cause a thermal problem due to imperfect contact with a component.
Color
White
2e
2d
2b
2a
2a
2c
Chapter 8
Torque
0.181 Nm
(1.85 kgf-cm)
.
Removing or replacing a FRU
77