About this document
3066501_201910 WOLF GmbH | 05
1 About this document
► Read this document before you begin working on the appliance.
► Follow the instructions in this document.
Failure to observe these instructions voids any WOLF GmbH warranty.
1.1 Scope
This document contains instructions for the COB-2 and COB-2-TS oil condensing boiler.
1.2 Target group
This document is intended for gas, plumbing, heating and electricity contractors.
1.3 Other applicable documents
COB-2 / COB-2-TS service instructions for contractors
COB-2 / COB-2-TS operating instructions for users
System and operator's log for contractors
Hydraulic System Solutions technical guide for contractors
The documents for all accessory modules and other accessories also apply where relevant.
1.4 Safekeeping of these documents
Documents must be kept in a suitable location and must be available at all times.
The user is responsible for the safekeeping of all documents.
The documents are provided by the contractor.
1.5 Symbols
The following symbols are used in this document:
Symbol Meaning
► An action which must be taken
➠ A necessary requirement
✔ The outcome of an action
Important information regarding the proper use of the heat generator
A reference to other relevant documents
Table 1.1 Meaning of the symbols
1.6 Warnings
Warnings in the text warn you of possible risks before the start of an instruction. The warnings provide
you with information on the possible severity of the risk using a pictogram and a keyword.
Symbol Keyword Explanation
DANGER
This means that there is a risk of serious injury or loss of life.
WARNING
This means that there is a potential risk of serious injury or loss of life.
CAUTION
This means that there is a potential risk of minor to moderate injury.
NOTE
This means that material damage may occur.
Table 1.2 Meaning of warnings
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