Terminal StripFigure 10-15:
8. Remove the five screws holding the rubber base of the replacement air pump to the
body.
9.
Using the five screws removed in step 6, attach the replacement air pump to the
access panel.
10. Connect the air pump power wires to the terminal strip.
11. Replace the wiring access panel.
12. Connect the air inlet and outlet tubing to the air pump.
See Figure 10-14. The conical end of the check valve points in the direction of the air
flow.
13. Replace the air pump access panel.
14. Connect the sample pump tubing to the pump. Connect the reagent and air
injection tubing. Connect the air inlet tubing to the barbed fitting at the bottom of
the enclosure.
10.3.6 Replacing the air pump diaphragm and check valves
Complete the following steps to replace the air pump diaphragm and check valves on your
total chlorine system.
WARNING!
HAZARDOUS VOLTAGE
Can cause severe injury or death. Disconnect power before servicing.
Procedure
1.
Disconnect power to the transmitter.
Maintenance
82 Rosemount TCL
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