Hitachi YUTAKI RWM-2R1E User Manual

ENGLISH
Anti Legionella:
In order to help prevent against
Legionella in the DHW system, the
DHW set point can be raised to a
higher than normal temperature.
The Legionella protection only makes
sense if there is a DHW electric
heater to raise the DHW temperature
to this high temperature.
See the possible congurable
parameters below.
Space priority temperature:
Threshold value of outdoor ambient
temperature for the activation of the
space priority function.
• Range: -20~0ºC
• Not available in High demand
mode.
DHW Heater: Only available when DHW heater is
activated (DSW4 pin 3 ON).
• Waiting time: Enable or disable waiting time
for DHW heater.
• Electrical Heater waiting time: Waiting time
for the beginning of electrical heater operation
since compressor start-up.
3 / 3
Smart Conguration: Option to allow the tank
to be heated to an intermediate temperature of
comfort in conditions of water consumption in
order to avoid heating to the traditional setting
temperature (Only available in Economic mode).
• Comfort setting: Intermediate target
temperature of tank heating under water
consumption conditions.
• Comfort cycles: Number of operations
allowed to heat water to the comfort
temperature.

Anti Legionella function
Status of anti legionella operation (enabled/deactivated)
Specied day for anti legionella operation
Specied time of the day for anti legionella operation
Setting for domestic hot water temperature in anti legionella operation.
Duration of shock treatment. Between 10 to 60 minutes.
? NOTE
In case anti legionella treatment has not been possible to achieve within a time lapse of 6 hours since the moment it has been trigered, anti legionella
treatment is released and normal operation can be resumed.
YUTAKI CASCADE CONTROLLER ATW-YCC-03
PMML0575 rev.2 - 03/2022
297

Hitachi YUTAKI RWM-2R1E Specifications

General

Brand	Hitachi
Model	YUTAKI RWM-2R1E
Category	Air Conditioner
Language	English