Upgrading Procedures; Viewing The Upgrade Procedures Video; Upgrading The Hex Coupler; Removing The Hex Coupler - HP 403349-003 Maintenance And Service Manual

Upgrading procedures

Viewing the upgrade procedures video

Because of the difficulty of removing and replacing spare parts, HP recommends watching the HP
Modular Cooling System Spare Replacement video. This video provides further explanation and detail of
replacement strategies and techniques that might be helpful when attempting to remove and replace spare
parts. You can access the video on the HP website (http://www.hp.com/go/mcs).
Select HP Modular Cooling System.
1.
Under Related Links, select HP Support and Drivers.
2.
Select HP Modular Cooling System.
3.
Under Resources for HP Modular Cooling System, select Customer self repair steps
4.
(videos/animations).
Select either Heat Exchanger Upgrade or Main Hose Upgrade.
5.

Upgrading the HEX coupler

The HEX couplers are located on the HEX units.
The following tools are required for installation:
•
T-25 Torx driver
•
Small pipe wrench
•
Adjustable wrench
•
Flathead screwdriver
•
Knife

Removing the HEX coupler

NOTE:
you will remove.
Remove the fan unit
1.
Remove the air deflector plate
2.
Remove the heat exchanger unit
3.
Turn the HEX unit over to access the bottom of the assembly.
4.
For this procedure, remove the fan unit seated directly behind the heat exchanger unit
("Removing the fan
("Removing the air deflector
("Removing the heat exchanger unit with
unit" on page 51).
plate" on page 33).
couplers" on page 59).
Upgrading procedures 123