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6 720 813 938 (2016/06)OptiFlow Professional
Key to symbols and safety instructions | 3
1 Key to symbols and safety instructions
1.1 Key to symbols
Warnings
The following keywords are defined and can be used in this
document:
• NOTICE indicates a situation that could result in damage to
property or equipment.
• CAUTION indicates a situation that could result in minor to
medium injury.
• WARNING indicates a situation that could result in severe
injury or death.
• DANGER indicates a situation that will result in severe
injury or death.
Important information
Additional symbols
1.2 General safety instructions
If you smell gas:
▶ Close the gas supply valve to the appliance.
▶ Isolate gas supply from gas meter or LPG bottle.
▶ Do not operate any electrical appliances or switches (on/
off).
▶ Extinguish other sources of ignition.
▶ Go to a different location and call the gas supplier or an
authorised technician in order to check the gas supply.
If you notice dark combustion gases or sooting:
▶ Isolate the Gas supply to the heater.
▶ Notify an authorised technician.
Installation, Assembly and Modifications
Installation, assembly and modifications to the heater must
only be performed by an authorised installer.
Maintenance
▶ The water heater is required to have a service and safety
inspection every two years.
▶ The Installer is responsible for the safety and
environmental compatibility of the installation.
▶ The Owner/User is responsible for keeping the area around
the water heater free from debris.
▶ Safe access to inspect and service the water heater is the
responsibility of the property owner.
▶ Only original spare parts must be used, supplied by an
authorised supplier of genuine Bosch parts.
Explosive and highly flammable material
▶ Do not store or use flammable material (paper, spray cans,
solvents, paints, etc) near the heater.
Combustion air and surrounding air
▶ To avoid corrosion, the combustion air and surrounding air
must be free from harmful substances.
▶ Do not spray aerosols or use chemicals around the heater
unless heater is isolated. (All valves closed).
Risk of damage due to operator error
Operator error can result in injury and damage to property.
▶ Ensure that children never play with or operate this
appliance unsupervised.
▶ Ensure that only personnel who can operate this appliance
correctly have access to it.
▶ Refer to the operating and user instructions before
adjusting the water heater.
To be installed and serviced only by an authorised person
The “authorised installing person” is responsible for:
• Correct installation and commissioning of this appliance.
• Ensuring the appliance performs to the specifications
stated on the rating label.
• Demonstrating the operation of the appliance to the
customer before leaving.
• Handing these instructions to customer.
THIS APPLIANCE IS NOT SUITABLE FOR POOL OR SPA POOL
APPLICATIONS.
NOT SUITABLE FOR COMMERCIAL BOOSTING OF A WARM
WATER RECIRCULATION SYSTEM"
Warnings in this document are identified by a
warning triangle printed against a grey
background.
Keywords at the start of a warning indicate
the type and seriousness of the ensuing risk
if measures to prevent the risk are not taken.
This symbol indicates important information
where there is no risk to people or property.
Symbol Explanation
▶ Step in an action sequence
Cross-reference to another part of the document
•List entry
– List entry (second level)
Table 1
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