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Specific installer safety instructions
Installer reference guide
16
ERGA04~08EAV3(A) + EHBH/X04+08EA/EJ6V+9W
Daikin Altherma 3 R W
4P629085-1 – 2020.08
WARNING
Make sure that the electrical wiring does NOT touch the refrigerant gas pipe, which
can be very hot.
a
Refrigerant gas pipe
DANGER: RISK OF ELECTROCUTION
WARNING
ALWAYS use multicore cable for power supply cables.
CAUTION
To guarantee the unit is completely earthed, always connect the backup heater
power supply and the earth cable.
WARNING
The backup heater MUST have a dedicated power supply and MUST be protected by
the safety devices required by the applicable legislation.
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CAUTION
The disinfection function settings MUST be configured by the installer according to
the applicable legislation.
CAUTION
Be sure that the disinfection function start time [5.7.3] with defined duration [5.7.5]
is NOT interrupted by possible domestic hot water demand.
WARNING
Be aware that the domestic hot water temperature at the hot water tap will be equal
to the value selected in field setting [2-03] after a disinfection operation.
When the high domestic hot water temperature can be a potential risk for human
injuries, a mixing valve (field supply) shall be installed at the hot water outlet
connection of the domestic hot water tank. This mixing valve shall secure that the
hot water temperature at the hot water tap never rise above a set maximum value.
This maximum allowable hot water temperature shall be selected according to the
applicable legislation.
CAUTION
Make sure to observe all rules mentioned in application guideline 5 when bivalent
operation function is enabled.
Daikin shall NOT be held liable for any damage resulting from failure to observe this
rule.
