volvo Workshop Repair Guides

Volvo Workshop Service and Repair Manuals

ECC Unit Removal|Page 6141 > < Mechanical Specifications|Page 6136
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Housing Assembly HVAC: Service and Repair
ECC Unit Removal

WARNING: Before commencing work read and observe Safety Precautions when working 
on A/C systems. See: Service Precautions/Technician Safety Information

Also read General Information on repair and replacement of A/C system 
components. See: Service and Repair/General Information On Repair

1. Disconnect battery ground lead.
2. Drain system of refrigerant.
3. Remove dashboard.

In engine compartment:

4. Disconnect heater hoses at firewall.

Clamp each hose with a hose clamp before disconnecting. Remove plate washer.

5. Undo evaporator and air receiver connections at firewall.
6. Remove air receiver/dryer from suspension strut tower.

First undo connector.

Caution:  Plug connections immediately, including air receiver connections if unit is not to be replaced.

ECC Unit Removal|Page 6141 > < Mechanical Specifications|Page 6136