Heat Exchanger Unit (Hex) With Coupler; Removing The Heat Exchanger Unit With Couplers - HP 403349-003 Maintenance And Service Manual

Heat exchanger unit (HEX) with coupler

The three heat exchanger units are located on the front of the MCS unit.
You can replace the HEX units during operation.
The following tools are required for installation:
•
T-25 Torx driver
•
Water hose fitting wrench (included with your original MCS unit)
•
Counter hold wrench (included with your original MCS unit)

Removing the heat exchanger unit with couplers

NOTE:
you will remove.
Remove the fan unit
1.
Remove the air deflector plate
2.
NOTE:
connections described in the following steps, extend your arm inside the MCS unit until you
come in contact with the appropriate connectors.
For this procedure, remove the fan unit seated directly behind the heat exchanger unit
("Removing the fan
("Removing the air deflector
The heat exchanger units are deep-seated within the MCS unit. To access the
unit" on page 51).
plate" on page 33).
Removal and replacement procedures 59