STIEBEL ELTRON WWK 300 A - Standardised Output Data; Standard: EN 255-3

2
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Note: Carefully read these operating and
installation instructions and keep them
safe. Should the equipment change hands, pass
these instructions to the subsequent owner. Pass
them to the trained contractors for servicing
purposes.
Positioning, installation and commissioning must
be carried out by trained personnel working in
accordance with these operating and installation
instructions.
Symbols used in these instructions
Observe the following safety instructions:
!
Please note: Warning about possible
dangers.
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Note: Important information and tips.
Contents
1. Operating instructions
for users and contractors 3
1.1 Operation and control 3
1.2 Device description 3
1.3 Correct operation 3
1.4 Incorrect operation 3
1.5 Function description 3
1.6 Operation with active defrost feature
WWK 300 A and WWK 300 AH 3
1.7 Operation with passive defrost feature
WWK 300 AP and WWK 300 AHP 3
1.8 Maintenance and cleaning 3
1.9 Troubleshooting by the user 4
2. Installation instructions
for contractors 5
2.1 Regulations and standards 5
2.2 Installation 6
2.3 Water connection 6
2.4 Power supply 7
2.5 Commissioning 8
2.6 Safety equipment and maintenance 8
2.7 Specification 14
Warranty 15
Environment and Recycling 15
Where children or persons with limited physical,
sensory or mental capabilities are to be allowed
to control this equipment ensure that this will only
happen under supervision or after appropriate
instructions by a person responsible for their
safety. Children should be supervised to ensure
that they do not play with the equipment.