U-Match Series DC Inverter Service Manual
28
4 OPERATION INSTRUCTION OF SPECIAL
FUNCTIONS
4.1 Setting of Filter Clean Reminder Function
When unit is on, press Function button to switch to filter clean reminder function. The icon
will blink and then enter setting of filter clean reminder function. Timer zone displays the set pollution
level and you can press ▲ or ▼ button to adjust the level. Then press Enter/Cancel button to turn on this
function.
When filter clean reminder function is turned on, press Function button to switch to filter clean
reminder function. The icon will blink and press ▲ or ▼ button to adjust timer zone to display
“00”. Then press Enter/Cancel button to cancel this function.
Setting of filter clean reminder function is shown as Figure 2-4-1 below:
Figure 2-4-1 Setting of filter clean reminder function