Safety Precautions - Mitsubishi Electric EHPT20Q-VM2EA Manual De Funcionamiento

1. Safety Precautions .............................................. 2

2. Introduction .......................................................... 4
3. Your Heating System ........................................... 6
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Safety Precautions
► Before operating this unit it is important to read the safety precautions.
► The following safety points are provided to prevent injury to yourself and damage to the unit.
Please review, understand and adhere to them.
Intended use
● This product is designed and intended for domestic.
● This appliance is not intended for use by persons (including children) with reduced
physical, sensory or mental capabilities, or lack of experience and knowledge, unless
they have been given supervision or instruction concerning the use of the appliance by a
person responsible for their safety. Children should be supervised to ensure they DO NOT
play with the appliance or its associated controls.
Used in this manual
WARNING:
Precautions listed under this title should be observed to prevent injury or death to the user.
CAUTION:
Precautions listed under this title should be observed to prevent damage to the unit.
• Follow the instructions provided in this manual and local regulations when using this unit.
● The unit should NOT be installed or serviced by the user. If installed incorrectly water
leakage, electric shock and fi re may result.
● NEVER block discharges from emergency valves.
● Do not operate the unit without emergency valves and thermostatic cut-outs being
operational. If in doubt contact your installer.
● Do not stand on or lean on unit.
● Do not place objects on top or below the unit and observe service space requirements
when placing objects next to the unit.
● Do not touch the unit or controller with wet hands as electric shock may result.
● Do not remove the panels of the unit or try to force objects inside the unit's casing.
● Do not touch protruding pipework as it may be very hot and cause burns to the body.
● Should the unit start vibrating or making abnormal noises stop operation, isolate from
the power supply and contact the installer.
● Should the unit start to produce any burning smells, stop operation, isolate from the
power supply and contact the installer.
● Should water be visibly being discharged through the tundish, stop operation, isolate
from the power supply and contact the installer.
● This appliance is not intended for use by persons (including children) with reduced
physical, sensory or mental capabilities, or lack of experience and knowledge, unless
they have been given supervision or instruction concerning use of the appliance by a
person responsible for their safety.
● Children should be supervised to ensure that they do not play with the appliance.
● If power supply cable is damaged, it must be replaced by its service agent or similarly
qualifi ed persons in order to avoid a hazard.
● Do not place containers with liquids on top of the unit. If they leak or spill the unit may
be damaged and fi re could occur.
● The use of any refrigerant other than that specifi ed for the system will cause
mechanical failure or system malfunction or unit breakdown. In the worst case, this
could lead to a serious impediment to securing product safety.
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4. Customizing Settings for Your Home ................ 7
5. Service and Maintenance.................................. 14
WARNING
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Safety Precautions
● In heating mode, to avoid the heat emitters being damaged by excessively hot water,
set the target fl ow temperature to a minimum of 2ºC below the maximum allowable
temperature of all the heat emitters.
● This appliance is primarily intended for domestic use. For commercial applications this
appliance is intended to be used by expert or trained users in shops, in light industry
and on farms, or for commercial use by lay persons.
● Do not use sharp objects to press the buttons of the main controller as this will cause
damage to the buttons.
● If power to unit is to be turned off for a long time, the water should be drained from the
system.
● Do not place a container etc. fi lled with water on the top panel.
Disposal of the Unit
Note:
This symbol mark is for EU countries only.
This symbol mark is according to the directive 2012/19/EU Article 14 Information for users
and Annex IX, and/or to the directive 2006/66/EC Article 20 Information for end-users and
Annex II.
Your Mitsubishi Electric heating system products have been manufactured with high quality
materials and components which can be recycled and / or reused. The symbol in Figure 1.1
means that electrical and electronic equipment, batteries and accumulators, at the end of their
life, should be disposed of separately from your household waste.
If a chemical symbol is printed beneath the symbol (Figure 1.1), this chemical
symbol means that the battery or accumulator contains a heavy metal at a certain
concentration.
This is indicated as follows;
Hg: mercury (0.0005%), Cd: cadmium (0.002%), Pb: lead (0.004%)
In the European Union there are separate collection systems for used electrical and electronic products, batteries and
accumulators.
Please dispose of this equipment, batteries and accumulators correctly at your local community waste collection/recycling centre.
Contact your local Mitsubishi Electric dealer for country-specifi c details on disposal.
Please, help us to conserve the environment we live in.
Abbreviations and glossary
No. Abbreviations/Word Description
1 Compensation curve mode Space heating incorporating outdoor ambient temperature compensation
2 COP Coeffi cient of Performance (The effi ciency of the heat pump)
3 Cylinder unit Indoor primary thermal store tank and component plumbing parts
4 DHW mode Domestic hot water heating mode for showers, sinks, etc.
5 Flow temperature Temperature at which water is delivered to the primary circuit for thermal store or space heating
6 Freeze stat. function Space heating control routine to prevent water pipes freezing
7 FTC Flow temperature controller (circuit board within cylinder unit that controls system).
8 Heating mode Space heating through radiators or Underfl oor heating
9 PRV Pressure relief valve
10 Return temperature Temperature at which water is returned from the primary circuit for thermal store and space heating
11 TRV Thermostatic radiator valve – a valve on the entrance or exit of the radiator panel to control the heat output
WARNING
CAUTION
<Figure 1.1>
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