Yamato Scientific WS220 Water Purifiers - Manual (Page 17)

13
Handling Precautions
WARNING!
If a problem occurs
If smoke or strange odor should come out of this unit for some reason, turn off the power key
right away, and then turn off the circuit breaker and the main power. Immediately contact a
service technician for inspection. If this procedure is not followed, fire or electrical shock may
result. Never perform repair work yourself, since it is dangerous and not recommended.
Substances that cannot be used
Never use explosive substances, flammable substances and substances that include explosive
or flammable ingredients in this unit. Explosion or fire may occur. (Refer to page27 “List of
Dangerous Substances”.)
CAUTION!
Do not step on this unit
Do not step on this unit. It will cause injury if this unit fall down or break.
Do not put anything on this unit
Do not put anything on this unit. It will cause injury if fall.
During a thunder storm
During a thunderstorm, turn off the power key immediately, then turn off the circuit breaker and
the main power. If this procedure is not followed, fire or electrical shock may be caused.
Clean this unit with enough
The insides of the boiler, condenser and storage tank are washed previously. However, when
using this unit for the first time or after this unit was stopped for a long time, drain about 5 liters of
water in an attempt to remove initial impurities.
Sampled amount
Amount of the distilled water sampled differs more or less according to the minor fluctuations of
heater capacity, power voltage or of raw water temp. and the boiler scale deposited on the
heater.
Pressure of water way
The pressure of water way shall always be in the range 50 - 500 Kpa (0.5 - 5kgf/cm
2
). If the
pressure of water way is too low, steam could gush out from the condenser due to the shortage
of cooling water.
Countermeasure for stop operation during night or long-term stop
In case of stopping operation during night or long-term, toggle the power switch to "OFF", and
also close the tap.