Sako SKI650 Series, User Manual

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SKI650 Series
- 5 -
■
Operation
CAUTION
◎
Do not open or remove the front cover when operation
.
Otherwise it may cause an
electrical shock
.
◎
Before testing the pump must be installed
;
can not make the pump dry
-
runfor a long time
.
In order to test the pump
,
the maximum dry
-
runtime is not more than 15s
◎
If the pump turning is reversed
,
it can change any two lines of the pump
’
s three power
lines
.
◎
When the water pump is due to the light shadow
,
it will restart the operation after 120s
.
◎
If a water level probe is installed in the well
,
when the water level is below the level of
water shortage
,
the water pump will stop
.
If there is no water level probe
,
it will need to be
short
.
If a water level probe is not used
,
the controller terminal must be short
.
■
Maintenance and check
WARNING
◎
Only qualified or authorized professional personnel can maintain
,
replace and inspect
the controller
.
Otherwise it may cause damage and injury
.
◎
Wait at least 10 minutes after the power failure
,
or make sure that is no residual voltage
before carry out maintenance and inspection
,
otherwise it may cause damage
.
■
Others
WARNING
◎
If failing to follow these instructions
,
resulting in damage to the machine
,
can not enjoy
the warranty service
.