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NOTICE: Risk of malfunction or damage by heat exposure!
Surrounding temperatures higher than 110°C (230°F) can cause damage to the electronics.
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Never use or store the heater in areas of 110°C (230°F) or more.
NOTICE: Risk of malfunction or damage by frost!
If the water freezes in the heat circuit or fresh water supply system, it can cause damage to the equipment.
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Make sure to have at least 20% of antifreeze mixed into the heating circuit water.
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In risk of frost, drain the fresh water out of a heat system with plate heat exchanger.
Note: SCHEER cannot be held liable for:
• Defects and damage resulting from installation by untrained personnel.
• Non-observance of the installation instructions and the information contained therein.
• Failure to observe the warning and safety instructions.
• Installation of non-original spare parts.
general operating instructions
Please note the following general operating instructions after installing and during the use of the MH-heating
system:
• The heating system must be turned off before you get fuel at gas stations.
• The year of the first start-up must be permanently marked on the identification plate.
• Make sure all existing shut-off valves of the fuel return line are open before using the system.
• Check the openings of the combustion air supply and exhaust pipe for dirt and clean if necessary.
• After replacing the vehicles cooling fluid make sure to bleed the system of air thoroughly. Add cooling fluid when
needed.
• After replacing the heating circuit water (solution) make sure to bleed the system of air thoroughly. Add solution
when needed. (at least 20% antifreeze)
• Make sure to use the fuel and operation power indicated on the identification plate.
• In case of heavy smoke development, unusual burner noise, or smell of fuel, disable the heating system by remo-
ving its fuse. Operate the system only, after a technical inspection by a SHEER trained person.
• Turn on the heating system at least once a month for 10 min.
• The heating system must be checked by a SCHEER trained person, before each heating season.
• Liability claims can only be asserted, if the claimant can prove adherence to the installation, maintenance, and safety
instructions.
warning and safety signs
