1
Installation Manual
AIR-TO-WATER HYDRO TANK
WH-ADC0509L3E5, WH-ADC0509L3E5AN, WH-ADC0509L6E5, WH-ADC0509L6E5AN
CAUTION
R290
REFRIGERANT
This AIR-TO-WATER HYDRO TANK operates in
combination with an outdoor unit containing refrigerant R290.
THIS PRODUCT MUST ONLY BE INSTALLED OR SERVICED
BY QUALIFIED PERSONNEL.
Refer to National, State, Territory and local legislation,
regulations, codes, installation & operation manuals, before
the installation, maintenance and/or service of this product.
Explanation of symbols displayed on the indoor unit or outdoor unit.
WARNING
This symbol shows that this equipment uses
a fl ammable refrigerant with safety A3 group
per ISO 817. If the refrigerant is leaked,
together with an external ignition source,
there is a possibility of fi re / explosion.
CAUTION
This symbol shows that the Installation
Manual should be read carefully.
CAUTION
This symbol shows that a service personnel
should be handling this equipment with
reference to the Installation Manual.
CAUTION
This symbol shows that there is information
included in the Operation Manual and/or
Installation Manual.
Required tools for Installation Works
1 Philips screw driver
2 Level gauge
3 Electric drill, hole core drill
4 Hexagonal wrench (4 mm)
5 Spanner
6 Pipe cutter
7 Reamer
8 Knife
9 Gas leak detector
10 Measuring tape
11 Thermometer
12 Megameter
13 Multimeter
14 Torque wrench
18 N•m (1.8 k
g
f•m)
55 N•m (5.5 k
g
f•m)
58.8 N•m (5.8 k
g
f•m)
65 N•m (6.5 k
g
f•m)
117.6 N•m (12.0 k
g
f•m)
15 Hand gloves
SAFETY PRECAUTIONS
•
Read the following “SAFETY PRECAUTIONS” carefully before installation of Air-To-Water Hydro Tank (here after referred to as “Tank Unit”).
•
Electrical works and water installation works must be done by licensed electrician and licensed water system installer respectively. Be sure to use the correct
rating and main circuit for the model to be installed.
•
The caution items stated here must be followed because these important contents are related to safety. The meaning of each indication used is as below.
Incorrect installation due to ignorance or negligence of the instructions will cause harm or damage, and the seriousness is classifi ed by the following indications.
•
Please leave this installation manual with the unit after installation.
WARNING
This indication shows the possibility of causing death or serious injury.
CAUTION
This indication shows the possibility of causing injury or damage to properties only.
The items to be followed are classifi ed by the symbols:
Symbol with white background denotes item that is PROHIBITED.
Symbol with dark background denotes item that must be carried out.
•
Carry out test run to confi rm that no abnormality occurs after the installation. Then, explain to user the operation, care and maintenance as stated in instructions.
Please remind the customer to keep the operating instructions for future reference.
•
If there is any doubt about the installation procedure or operation, always contact the authorized dealer for advice and information.
WARNING
Do not use means to accelerate the defrosting process or to clean, other than those recommended by the manufacturer. Any unfi t method or
using incompatible material may cause product damage, burst and serious injury.
Do not use unspecifi ed cord, modifi ed cord, joint cord or extension cord for power supply cord. Do not share the single outlet with other electrical
appliances. Poor contact, poor insulation or over current will cause electrical shock or fi re.
Do not tie up the power supply cord into a bundle by band. Abnormal temperature rise on power supply cord may happen.
Keep plastic bag (packaging material) away from small children, it may cling to nose and mouth and prevent breathing.
Do not purchase unauthorized electrical parts for installation, service, maintenance and etc.. They might cause electrical shock or fi re.
Do not pierce or burn as the appliance is pressurized. Do not expose the appliance to heat, fl ame, sparks, or other sources of ignition.
Else, it may explode and cause injury or death.
WEB-ACXF60-51550-EN
ENGLISH
