9.1.2
Accessing the air side
1. Remove the screws that attach the cover (1) to the device.
2. Remove the side cover (1).
9.2
Standard inspection and maintenance operations
Important
Maintenance must be performed by a qualified technician.
See also
Personnel qualification, page 5
9.2.1
Performing a leak test
Warning
Always make sure that the device is disconnected from the power
supply before opening and cleaning the device.
The leak test should be performed by qualified personnel only.
In accordance with the F-gas regulation, a yearly leak test must be
performed. If the heat pump is fitted with an automatic leak detection
device (available as accessory) the leak test interval frequency can be
decreased to once every 2 years.
1. Remove the side cover of the heating side.
2. Perform the leak test.
The amount of refrigerant can be found on the type plate.
3. Document the outcome of the leak test in the log.
Refer to the F-gas regulation for information on how long the
outcomes should be kept.
4. Install the side cover.
5. Tighten the screws to attach the side cover.
6. Turn the power back on.
Fig.27
Removing cover heating side of the
E-HP AW 44 / 88
AD-3001700-01
1
Fig.28
Removing cover heating side of the
E-HP AW 168
AD-3001701-01
1
1
1
1
1
1
9 Maintenance
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