1. Remove the back-up valve from the feed
hose. Please note: The replacement parts
included are designed to work with the
#9-100-1200 back-up valve only.
2. Unscrew and remove the back-up valve col-
lar.
3. Pull apart the back-up valve case.
4. Remove the mechanism from the front casing.
5. For Mechanism Replacement — Push the
new mechanism into the front casing. Make
sure the back-up jet is in the jet opening at
the bottom of the case.
For Case Kit Replacement — Push the
mechanism into the new front casing. Make
sure the back-up valve jet is in the jet open-
ing at the bottom of the case.
6. Align the key on the rear casing with the slot
on the front casing. Push the front and the
rear casings together.
7. Screw on the back-up valve collar until it
locks into place. Do not overtighten.
8. Push the hose nuts onto the ends of the
back-up valve. Position the back-up valve so
the flow arrow is pointing toward the Polaris.
9. Push one end of the hose onto the back-up
valve and twist the hose nut onto the hose.
Tighten the hose nut by twisting counter-
clockwise; do not overtighten. Repeat with
the other end of the hose.
10. Push the float next to the back-up valve as
close to the valve as possible.
Polaris 360 In-line Back-up Valve
Mechanism or Case Kit
Replacement Instructions
Collar Key
Mechanism
Rear
Casing
Front
Casing
Back-up
Jet
Jet
Opening
Slot
1’ Hose
Section
Polaris
Float
Flow ArrowHose Nut
© 2014 Zodiac Pool Systems, Inc. All rights reserved. Polaris
®
and the Polaris 3-wheeled
cleaner design are registered trademarks of Zodiac Pool Systems, Inc.
All other trademarks referenced herein are the property of their respective owners.
TL-801 Rev B
Zodiac Pool Systems, Inc.
2620 Commerce Way, Vista, CA 92081
1.800.822.7933 | www.polarispool.com