69
Evacuating the refrigerant lines and internal unit
Danger
Direct contact with refrigerant
can harm skin.
Wear safety goggles and protec-
tive gloves when working on the
refrigerant circuit.
!
Please note
Prior to evacuating the refrigerant
lines and the internal unit, check
all joints for tightness with leak
detector spray:
Keep the valves on the external
unit shut, and fill the system with
nitrogen through the service
valve. The max. permissible
operating pressure is the test
pressure.
Note
The system can be evacuated via the
service valve of the internal unit as well
as the service valve of the external unit.
Commissioning, inspection, maintenance
Further details regarding the individual steps
(cont.)
5724 152 GB
Service
Summary of Contents for AWS 104
Page 5: ...5 Certificates Declaration of conformity 119 Keyword index 120 Index Index cont 5724 152 GB...
Page 87: ...87 Opening programming unit 3 2 1 2x Troubleshooting Repairs cont 5724 152 GB Service...
Page 89: ...89 Removing separating plate 1 2 Troubleshooting Repairs cont 5724 152 GB Service...
