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In the water tank
Strainer assembly
Inspection and Maintenance
Every Week
WARNING
● Never operate switches with wet hands, and never touch electrical components. Improper
handling may result in electric shock.
WARNING
● Do not use water to clean this product, and do not allow water to spill onto or in the vicinity of
this product. Water contact may result in fire or electric shock.
WARNING
●If you open the cabinet to enable inspection or cleaning, be sure to close the cabinet when
this work is finished. Never operate this machinery while the cabinet is open. Touching the
inside of this machinery may result in injury or electric shock.
●Always cut off the main power to the product before starting maintenance, cleaning, or inspection.
Leaving the power supply connected while work is in progress may result in electric shock, burn,
or other injury.
CAUTIONS
● Keep hands clear of fans when cleaning the condenser. Touching the fan may result in injury.
IMPORTANT
● In order to ensure that this product fully demonstrates its capabilities, regularly check and
maintain the condenser (its filters) and the water circuit, and perform cleaning as needed.
Poor maintenance may activate the safety system or cause failure in addition to lower thermal
efficiency and poorer performance. The types and timings of maintenance activities are as
shown below.
Inspection and maintenance criteria
Strainer assembly cleaning
Generally once a week
Inspection of the drain port, pump-priming port,
and cooling coil
Generally bimonthly
Condenser filter cleaning
Generally once a month
Condenser cleaning
Generally once a month
Water inspection and replacement
Inspection: Once a month. Replacement: In a
timely manner as needed.
Inspection for water leaking from the pump Every half year
Every Week
Strainer assembly cleaning
Inspect the foot valve for dirt, and clean as needed. Also
confirm there is no dirt on the intake-side water piping.
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