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Hydro Unit
Owner’s Manual
• When the Air to Water Heat Pump is operated together with a combustion device in the same place, pay careful attention
to ventilation and let fresh air into the room.
Poor ventilation can cause an oxygen shortage.
• When the Air to Water Heat Pump is used in a closed room, pay careful attention to the ventilation of the room.
Poor ventilation can cause an oxygen shortage.
• Do not put a container with water, such as a vase, on the unit, should water enter the unit the result may lead to an electric
shock, this would be due to deterioration in the electric insulation.
• Perform occasional checks to the concrete supports underneath the outdoor unit.
If the base is left damaged or deteriorated, the unit may topple over which could result in possible injury.
• Check from time to time that the unit mounts are not damaged.
If the mounts are left damaged, the unit may drop or topple over, resulting in possible injury.
• Do not wash the unit with water. This could cause an electric shock.
• Do not use alcohol, benzene, thinner, glass cleaner, polishing powder, or other solvent for cleaning the unit because they
can deteriorate and damage the Air to Water Heat Pump.
• Before cleaning the unit, be sure to turn off the main switch or circuit breaker.
• Do not place anything, or step, on the unit, this could cause the unit to fall or topple over which may result in possible injury.
• To achieve maximum performance, the Air to Water Heat Pump must operate within the temperature range specified in the
instructions.
Failure to do so may cause malfunction, break down, or water to leak from the unit.
• Clear away snow before it accumulates on the outdoor unit.
Accumulated snow can lead to malfunction and damage.
• Do not locate other electric appliances or furniture underneath the unit.
Water may drip from the unit, which could lead to rust, unit failure and damage to property.
• Do not allow the obstruction of air flow around the outdoor unit; Do not place any items within the specified installation
service space requirements.
Obstructed air flow can lower performance and cause damage.
• Check for water leaks. In communal housing, leaking water may damage lower floors.
Check for water leaks everyday.
• Do not touch the water pipes, refrigerant pipes, or joints. These may become extremely hot.
Do not drink water produced by the Air to Water Heat Pump.
• After extended use, fresh water may become contaminated by the Hydro Unit, due to deterioration of pipe materials, etc.
• If fresh water contains solid matter, is discolored, turbid or smells, DO NOT DRINK IT.
• Call for equipment inspection immediately.
• Use source water that satisfies water quality standard.
• When the unit will not be used for a long period of time, ask your dealer or a qualified service shop to drain the water inside
the Hydro Unit in order to prevent the water quality from changing.
• When restarting use, ask your dealer or a qualified service shop to charge the unit with water and perform a test run.
• Ask your dealer or a qualified service shop to periodically clean the strainer.
• Ask your dealer or a qualified service shop to confirm that the relief valve is operating correctly.
• Do not hit the manometer, because it is made of glass. It is breakable.
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