Culligan Smart Controller HE DF 12 Installation, Operation, And Service Instructions With Parts Lists page 54

Replace the Gearbox
NOTE Remove and retain the original motor when replacing only the gearbox.
1. Remove the HE 1.5 electrical enclosure. See
2. Depressurize the unit (see
7. Install the new gearbox by reversing the directions listed above. Take care to make sure that the five large
Phillips screws are fully inserted and tight.
Replace the Pistons
1. Remove the HE 1.5 electrical enclosure. See
2. Follow the directions in "Replace the Gearbox" to remove the gearbox.
4. There is a spring snap-fit onto the bottom of each of the six main pistons. You
can remove these springs and re-use them by snapping them onto the bottom
of a new piston. When attaching a spring to the piston, take care to orient the
spring so that the spring and piston are aligned and straight. If after assembly
the two components are not straight, un-snap the spring, rotate it 180 degrees
and re-snap it; it should now be straight.
5. Replace the gearbox by reversing the order of removing the gearbox.
Culligan® High Efficiency 1.5 Water Filter
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"Circuit Board" on page 48
page 47)
Gearbox
6. Remove the position sensor
from the gearbox by remov-
ing the two small Phillips
head screws on the optical
sensor board.
Figure 58. HE 1.5 gearbox.
"Circuit Board" on page 48
3.
Figure 59.
to remove the electrical enclosure.
3. Disconnect the motor power wires.
4. Remove the compartment plate by
removing the compartment plate
screw holding it onto the frame.
5.
to remove the electrical enclosure.
Remove by pulling the six pistons out of the valve body.
Also remove the brine piston.
Pistons.
Remove the five large
Phillips head screws which
attach the gearbox to the
valve body.
Cat. No. 01024514
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