Labels: DOCUMENTED = taken from HP's manual; PROPOSED = our own joining or ordering of HP's directions, not an HP instruction; UNPERFORMED = a suggested check that has not been carried out.
Applies to
HP ZBook 15 G3. Confirm the exact model on the service label before starting.
HP ZBook 15 G3 Mobile Workstation fan replacement. HP prints the spare part table for this procedure on printed page 55.
Tools and parts
- Torx T8 screw driver, Flat-bladed screw driver and Magnetic screw driver
- Static-safe work surface
848251-001- Fan for use over the processor. Source: printed page 55.848252-001- Fan for use over the graphics card. Source: printed page 55.
Preparation
HP prints its tools list and its handling and electrostatic-discharge cautions on printed page 27. Work on a grounded, static-safe surface, keep screws grouped by the position they came from, and handle boards and modules by their edges.
Replacement
- Power the machine down. (printed page 32).
- Detach the power from the notebook by unplugging the power cord from the computer. (printed page 32).
- Detach all external devices from the computer. (printed page 32).
- Take off the bottom cover (see that procedure on page 32). (printed page 34).
- Detach the battery (see that procedure on page 34). (printed page 36).
- Take out the heat sink (see that procedure on page 62). (printed page 55).
- To remove the graphics board carefully fan (left in following image): (printed page 55).
- To remove the graphics board carefully fan (right in following image): (printed page 55).
- Install the fan by working back through the printed removal steps (printed page 56).
Part numbers in our catalog
- HP cooling fan 848251-001 (848251-001)
- HP cooling fan 848252-001 (848252-001)
Check each part page for its source and variant notes before ordering.
Manufacturer manual
HP Maintenance and Service Guide (PDF, HP). Machine-readable copy: /api/guides/hp-zbook-15-g3-fan-replacement-p55