OASIS WATERFALL installation Guide
WATERFALL INSTALLATION INTRODUCTION
WATERFALLS
DESIGN PREFACE
Waterfalls naturally narrow as they fall. Oasis presents
the following waterfall height specifications for this
waterfall unit:
1) Maximum waterfall height.
2) Width of sheet of water at the maximum waterfall height.
3) Length of waterfall fixture.
4) Recommended waterfall height from lip of the
fixture to the pool water surface.
5) Width of the sheet of water at the pool water
surface (when installed at the recommended height
mention in item B).
Thank you for purchasing an Oasis WaterFall. This manual will help you make a trouble free installation.
Please follow the installation recommendations as outlined by the manufacturer.
Please read the entire manual to become familiar with the installation requirements before
installing the Oasis WaterFall.
Important! Do Not Remove the protective grout guard until the installation is complete (See figure 1).
Note: The waterfall must be installed prior to installation of the deck and coping.
The tile installer generally installs the Oasis WaterFall unit.
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INSTALLATION FOR PVC WATERFALL UNITS
WATERFALLS
HYDRAULIC GUIDELINE CHART
• Use minimum of 1.5” pipe
• Use minimum of 2” pipe for runs in excess of
60’ or if waterfall is over 5’.
• Dedicated plumbing lines are recommended
• Maximum recommended flow for a typical
installation:
1.5” pipe for 60 GPM
2” pipe for 100 GPM
2.5” pipe for 140 GPM
3” pipe for 225 GPM
THE OASIS RAINFOREST FALL™
• The installation is the same as the Original
Oasis Fall™, see installation manual in the
box.
• Make sure pipes are clean before start-up.
• The unit should be installed in line with
pool filter to keep debris from entering the
waterfall.
• Do not exceed 5 gallons per minutes per
linear foot of rainfall.
• Excessive pressure may damage the unit.
•Aball valve should be installed on each
waterfall to control flow.
•To reduce the risk of damage, close ball
valve before start-up and open gradually
until the desired rain effect is achieved.
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TYPICAL PUMP PERFORMANCE AT 50’ OF HEAD
.5 HP = 26 GPM
.75 HP = 58 GPM
1 HP = 68 GPM
1.5 HP = 93 GPM
2 HP = 106 GPM
3 HP = 140 GPM
WATER FLOW REQUIREMENT CHART FOR 1’ TO 4’ MODELS
Feet of Projection
Feet of Elevation
Gallons per minute per foot
I
STEP
1. Make sure the pump system is fully functional and active.
2. Make sure all air is purged from the line.
PROBLEM CAUSE SOLUTION
The flow is not smooth Debris in the opening Use a thin object to remove the
Gap in the flow debris by sliding the object
along the opening.
Uneven flow between Improper flow balance Adjust the valves for each unit waterfalls
(multiple waterfall until the desired effect is achieved.
installation)
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