Specifications

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Press “Home＂ key once to go
back to the home page.
Filter counter
Step Procedure / Description LCD indication
1
Press and hold “Fan” key for 2
seconds to check the filter counter.
The “usage hours” will be shown
on screen.
2
Press and hold “Prog” key for 2
seconds to reset the filter counter
after replace a new filter.
3
Press and hold “Mode” key to set
the alert time for the filter usage.
“Target” icon will be shown on
screen and flashing.
Press “UP” or “Down” to set the
alert time.
(Range from 500 to 4000 Hours
Step size is 100hrs)
Press “Prog” key to confirm the
setting and go back to filter
counter page.