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Hitachi AQUAFREE RWM-3FSN2E1 Manuel D'installation page 48

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COMMISSIONING
15.2. COMMISSIONING PROCEDURE
This procedure is valid, no matter what options are on the module.
1. Put the mode switch on the "HEAT" position.
2. Supply power to the installation.
3. Turn ON the Unit. The pump start
4a. In case of not use Room Thermostat:
The unit starts automatically: THERMO ON/OFF
Condition is depending on the Water Rule Control
4b. In case of use a Room Thermostat:
-Choose Heat Mode (on the Room Thermostat)
-Set the desired set temperature
-The unit stars when Room Thermostat is demanded.
5. Check the input power consumption Outdoor unit.
6. Check the input power consumption AquaFREE unit.
7. Turn ON the Electric heater switch (if necessary)(only
available in some models)
8. Check the input power consumption of the Electric
Heater, when it is activated.
PMML138A_R1-eng-fre.indb 48
NOTE:
If the outdoor temperature is above 20ºC WB, the
compressor will not start in HEATING mode.
Use the HEATING configuration from PCB outdoor
unit, DSW1 pin1 and 2 ON, during the commissioning
process, 2 hours. After this put the pin 1 and 2 in OFF.
NOTE: (Only for a heating floor system)
In case of Heating floor for first commissioning, the
temperature can not increase too quickly. The floor can
be damaged.
It must be selected the setting temperature for the
commissioning as follows:
Floor screed drying function software:
- Constant heating at 25ºC for 3 days
- When screed functions are completed, the control
returns to normal operation
- (Screed functions are according to EN 1264-1)
Conditions to reach this condition:
- Dip switch (SW5-2): ON
- AquaFREE in HEATING mode
PMML0138A-rev.1 - 11/2009
48
19/11/2009 14:46:10

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