Installation Instructions - Hitachi ATW-RTU-04 Installations- Und Betriebshandbuch

INSTALLATION INSTRUCTIONS

1 INSTALLATION INSTRUCTIONS
1.1 FACTORY SUPPLIED COMPONENTS
Heat Pump ON/OFF Relay (Receiver)
Wireless Thermostat
1.2 HEAT PUMP RELAY (RECEIVER) INSTALLATION
1 Disconnect the main power from the system.
To ensure your safety, always make sure main power is
switched off before accessing wiring.
2 Remove the wiring plate from the Heat Pump Relay.
a. Carefully press a screwdriver into the opening until the
cover comes free.
b. Tilt the cover upwards and remove it.
3 Mount the wiring plate to the wall or wallbox.
?
N O T E
The plugs and mounting screws required are supplied.
1 PMML0410A rev.0 - 03/2016
1 unit
1 unit
4 Connect the Heat Pump Relay wiring.
Please refer to wiring diagram.
Power supply
from fused spur
5 Wiring for a YUTAKI.
1~ 230V
50-60Hz
N
L
6 Attach the heat pump relay to the wiring plate.
Hinge the housing
downwards and
click into place.
7 Reconnect the mains power to the system.
Screws and plugs
Manual
To system
<7mm 0
>7mm 0
ATW-RTU-04
N L L
L
<5A
2 sets
1 unit
1,5-2,5mm
2
max 6 mm
A-B:5(3)A
A-C:5(3)A
A B C
Locate hinges
first