Unical MODULEX EXT 100, Installation And Servicing Instructions

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4
General Information
WARNING!
The device should not be used by people with reduced physical, mental and sensory, experience and
knowledge. These people must be well-informed and supervised during the work. Children must be
supervised so they do not play with the appliance.
WARNING!
The installation, adjustment, and servicing of this appliance must be carried out by a competent person
and installed in accordance with the current standards and regulations. Failure to correctly install this
appliance could cause injury to persons, animals or damage to property. The manufacturer shall not be
held liable for any injury and/or damage.
DANGER!
Servicing or repairs of the appliance must be carried out by UNICAL authorised service technicians; UNICAL re-
commends drawing up a service contract. Bad or irregular servicing could compromise the safe operation of the
appliance, and could cause injury to persons, animals or damage to property for which UNICAL shall not be held
liable.
Modifications to parts connected to the appliance
Do not carry out any modifications to the following parts:
- the boiler
- to the gas, air, water supply pipes and electrical current
- to the flue pipe, safety relief valve and its drainage pipe
- to the constructive components which influence the appliance’s safe operation
WARNING!
When tightening or loosening the screw pipe connections, use only adequate fork spanners.
The improper use and/or the use of inadequate equipment can cause damages (for example water or gas leakages).
WARNING!
Indications for appliances operating with propane gas
Ensure yourself that before installing the appliance the gas tank has been purged.
For a correct purging of the tank contact the liquid gas supplier or a competent person who has been legally authorized.
If the tank has not been correctly purged problems could occur during ignition.
If this occurs contact the liquid gas tank’s supplier.
Smell of gas
If you smell gas follow these safety indications:
- Do not turn on or off electrical switches
- Do no smoke
- Do not use the telephone
- Close the main gas tap
- Open all windows and doors where the gas leakage has occurred
- Inform the gas society or a company specialized in installing and servicing heating systems
Explosive and easily inflammable substances
Do not use or leave explosive or easily inflammable material (as for example: petrol, paint, paper) in the room where
the appliance has been installed.
1.4 - SAFETY WARNINGS
WARNINGS
The boiler has to be installed in such way to avoid,
under the foreseen operation conditions, the congelation of the water and
to prevent that the control devices are exposed to a temperature
lower than -15°C and higher than 40°C.
The boiler has to be protected against environmental variations with:
- The insulation of the hydraulic pipelines and the condensate evacuation
- The adoption of specific antifreeze products in the C.H. installation.