Resetting The Membrane Timer; Resetting The Carbon Timer; Manual 4 Minute Flush - Thermo Scientific 1267 Series Operating Manual

Section 7
Normal Operation

Manual 4 Minute Flush

Resetting the Carbon
Resetting the
Membrane Timer
7-2 Reverse Osmosis System
1. Press the "FLUSH" button on the control panel.
2. The "Unit Flushing" LED light will begin blinking.
3. Press the "ENTER/RESTART" button while the "Unit Flushing" LED
light is blinking.
4. While the unit is flushing, the "UNIT FLUSHING" and "OPERATE/
STBY" LED lights will remain lit and the membrane pressure will
drop.
5. The flush can be terminated at any time by pressing the Flush button.
The red "Replace Carbon Filter" light on your control panel illuminates
when it is time to replace the carbon filter. This light illuminates after the
Timer
operation time reaches the chlorine level set point.
1. Press the "CARBON" button on the control panel.
2. Press the "ENTER/RESTART" button while the "Replace Carbon
Filter" LED light is blinking to reset the carbon timer.
Note Sustained exposure to high chlorine levels can damage the RO
membrane(s). It is highly recommended to replace the carbon filter when
indicated by the "Replace Carbon Filter" LED.
The red "Replace Membrane" light on your control panel illuminates when
it is time to replace the membrane. The membrane light illuminates after
approximately 12 months of use.
1. Press the "MEMBRANE" button on the control panel.
2. Press the "ENTER/RESTART" button while the "Replace Membrane"
LED light is blinking to reset the membrane timer.
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