Hitachi RWH-4.0VNFE User Manual

8.3 DESCRIPTION OF THE ICONS
8.3.1 Common icons
Icon Name Values Explanation
OFF
Status for
circuit 1, 2,
DHW and
swimming
pool
Circuit I or II is in Demand-OFF
Circuit I or II is on Thermo-OFF
Circuit I or II is working between
;RIWKHGHVLUHGZDWHU
outlet
temperature
Circuit I or II is working between
;RIWKHGHVLUHGZDWHU
outlet temperature
Circuit I or II is working between
;RIWKHGHVLUHG
water outlet temperature
Mode
Heating
Cooling
Auto

Setting
temperatures
Value
Displays the setting temperature
of the circuit 1, circuit 2, DHW and
swimming pool
Circuit 1, Circuit 2, DHW or
Swimming Pool are stopped by
button or timer
Alarm
Existing alarm. This icon appears
with the alarm code
Timer
Simple timer
Weekly timer
Derogation
When there is a derogation from
WKHFRQ¿JXUHGWLPHU
Installer mode
Informs that user controller is
logged on the installer mode
which has special privileges
Menu lock
It appears when menu is blocked
from a central control. When
indoor communication is lost, this
icon disappears
Outdoor
temperature
The ambient temperature is
indicated at the right side of this
button
8.3.2 Icons for the comprehensive view
Icon Name Values Explanation
Pump
This icon informs about pump
operation.
There are three available pumps
on the system. Each one is
numbered, and its corresponding
number is displayed below to the
pump icon when it is operating
Heater step
Indicates which of the 3 possible
heater steps is applied on space
heating
DHW Heater
Informs about DHW Heater
operation. (If it is enabled)
Solar Combination with solar energy
Compressor
Compressors enabled.
1:R410A / 2:R134a
Boiler Auxiliary boiler is working
Tariff
Tariff signal informs about some
cost conditions of the consumption
of the system
Defrost Defrost function is active
Central/Local
- No icon means local mode
Central mode (Three types of
control: Water, Air or Full)
Forced OFF
When forced off Input is
FRQ¿JXUHGDQGLWVVLJQDOLV
UHFHLYHGDOOWKHFRQ¿JXUHGLWHPV
on the comprehensive view (C1,
C2, DHW, and/or SWP) are
shown in OFF, with this small icon
below
Auto ON/OFF
When daily average is over auto
summer switch-off temperature,
circuits 1 & 2 are forced to OFF
(Only if Auto ON/OFF enabled)
Test Run
Informs about the activation of the
“Test Run” function
Anti-
Legionella
Activation of the Anti-Legionella
operation
DHW boost
It activates the DHW heater for an
immediate DHW operation
ECO/Comfort
mode for
circuits 1 & 2
- No icon means Comfort mode
ECO mode
UNIT CONTROLLER
PMML0340B rev.1 - 03/201634

Hitachi RWH-4.0VNFE Specifications

General

Brand	Hitachi
Model	RWH-4.0VNFE
Category	Heat Pump
Language	English