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2

Thank you for purchasing a Nature

2

®

 Express pool sanitizer. Please read through the 

entire manual before installing your new unit.

Installation

Nature

2

 Express easily installs on your pool’s return line. You will need to use a cordless 

or electric drill to install the vessel. 

Nature

2

 Express components: (1) winterizing cap, (2) outer housing, (3) 2” clamp 

assembly w/gasket (I/G only), (4) 1-1/2” clamp assembly w/gasket, (5) flow diverter, 

(6) Express cartridge, (7) hole saw, (8) nuts and bolts, (9) silicone tube, (10) rigid PVC 

adapter (A/G only).

1.  Decide where to install the Nature

vessel. It must be installed:

•   After the filter on the main return to the pool.
•   Before or after the heater (downstream of solar heating systems).
•   Before any chemical dispenser or the discharge of any off-line chemical 

dispenser. 

IMPORTANT: Install a check valve before chlorinators to isolate 

the Nature

2

 vessel from possible backflow of highly chlorinated water.

7

1

8

9

10

2

3

6

5

4

Chlorinator

Pump

Filter

Nature

2

Heater

Check

Valve

Return Line

Intake Line

Summary of Contents for Nature2 Express

Page 1: ...Section 680 Please see your drill owner s manual for further safety precautions EQUIPMENT UNDER PRESSURE Always turn pump off prior to installing or changing Nature2 cartridge Your pump filter system...

Page 2: ...et 5 flow diverter 6 Express cartridge 7 hole saw 8 nuts and bolts 9 silicone tube 10 rigid PVC adapter A G only 1 Decide where to install the Nature2 vessel It must be installed After the filter on t...

Page 3: ...e water loss Contact your Nature2 dealer or Zodiac Customer Service at 800 822 7933 for more information 5 Choose the clamp assembly 1 1 2 or 2 that fits your return line Nature2 Express for abovegrou...

Page 4: ...the direction of the flow of water and hand tighten the nuts and bolts Tighten nuts an additional 1 4 turn using a wrench or socket Do not over tighten Note The 2 halves of the 1 1 2 clamp assembly wi...

Page 5: ...nder 12 Open any valves that you closed and turn on your pool pump to verify that there are no leaks The small pellets inside the cartridge dome provide evidence of water flow through your Nature2 Exp...

Page 6: ...l to prevent draining the pool 3 Unscrew and remove the old cartridge 4 Screw the new cartridge into housing and clamp assembly 5 Rotate the install replace ring located on the top of the cartridge to...

Page 7: ...pressure than normal is always within 7 psi of a new filter Leaking around vessel Dripping from clamp area 1 Re lube gasket and cartridge o ring 2 Make sure nuts bolts are tightened evenly and not ov...

Page 8: ...application the warranty is void and the purchaser and or pool owner releases the manufacturer from any and all claims related to the use of the Nature2 Express This warranty does not cover problems...

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