Panasonic WH-UD05JE5 Service Manual page 6

The piping installation work must be flushed before Tank Unit is connected to remove contaminants. Contaminants may damage the
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Tank Unit components.
This installation may be subjected to building regulation approval applicable to respective country that may require to notify the local
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authority before installation.
The Tank Unit must be shipped and stored in upright condition and dry environment. It may laid on its back when being moved into the
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building.
Work done to the Tank Unit after remove the front plate cover that secured by screws, must be carried out under the supervision of
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authorized dealer, licensed installation contractor, skilled person and instructed person.
43. Be aware that refrigerants may not contain an odour.
This unit must be properly earthed. The electrical earth must not be connected to a gas pipe, water pipe, the earth of lightening rod or
44. a telephone. Otherwise there is a danger of electrical shock in the event of an insulation breakdown or electrical earth fault in the
outdoor unit.
Do not install the Tank Unit / Outdoor Unit at place where leakage of flammable gas may occur. In case gas leaks and accumulates at
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surrounding of the unit, it may cause fire.
2. Prevent liquid or vapor from entering sumps or sewers since vapor is heavier than air and may form suffocating atmospheres.
Do not release refrigerant during piping work for installation, re-installation and during repairing a refrigeration parts. Take care of the
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liquid refrigerant, it may cause frostbite.
4. Do not install this appliance in a laundry room or other high humidity location. This condition will cause rust and damage to the unit.
Make sure the insulation of power supply cord does not contact hot part (i.e. refrigerant piping, water piping) to prevent from insulation
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failure (melt).
6. Do not touch the sharp aluminium fin, sharp parts may cause injury.
Do not apply excessive force to water pipes that may damage the pipes. If water leakage occurs, it will cause flooding and damage to
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other properties.
8. Do not transport the Tank Unit with water inside the unit. It may cause damage to the unit.
Carry out drainage piping as mentioned in installation instructions. If drainage is not perfect, water may enter the room and damage
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the furniture.
Select an installation location which is easy for maintenance.
10. Incorrect installation, service or repair of this Tank Unit / Outdoor Unit may increase the risk of rupture and this may result in loss
damage or injury and/or property.
Power supply connection to Tank Unit.
 Power supply point should be in easily accessible place for power disconnection in case of emergency.
 Must follow local national wiring standard, regulation and this installation instruction.
 Strongly recommended to make permanent connection to a circuit breaker.
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- Power Supply 1: For WH-UD03JE5 and WH-UD05JE5, use approved 15/16A 2-poles circuit breaker with a minimum contact gap
of 3.0mm.
For WH-UD07JE5 and WH-UD09JE5, use approved 25A 2-poles circuit breaker with a minimum contact gap of
3.0mm.
- Power Supply 2: Use approved 16A 2-poles circuit breaker with a minimum contact gap of 3.0mm.
12. Ensure the correct polarity is maintained throughout all wiring. Otherwise, it will cause electrical shock or fire.
After installation, check the water leakage condition in connection area during test run. If leakage occurs, it will cause damage to other
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properties.
14. If the Tank Unit not operates for long time, the water inside the Tank Unit should be drained.
Installation work.
15. It may need three or more people to carry out the installation work. The weight of Tank Unit / Outdoor Unit might cause injury if carried
by one person.
16. Keep any required ventilation openings clear of obstruction.
WARNING
CAUTION
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