Waterous AQUIS 1.5 Manual

AQUIS™ Foam System
Installation, Operation, and Maintenance Instructions
AQUIS 1.5, AQUIS 3.0, and AQUIS 6.0
Waterous Company • 125 Hardman Avenue South • South Saint Paul, MN 55075 • [phone]
www.waterousco.com
Form Number: F-1031 Issue Date: Aug 1, 2017
Section: 2447 Revision Date: Sept 16, 2022

Table of Contents
Safety 4
Safety Precautions 4
Safety Precautions—Continued 5
Introduction 7
Using this Document 7
Viewing the Document Electronically 7
Printing the Document 7
Locating the Serial Number 7
Product Overview 8
Standard Components 8
Optional Components 9
AQUIS 1.5 Components 10
AQUIS 3.0 Components 12
AQUIS 1.5 and 3.0—Under the Cover 14
AQUIS 6.0 Components 16
AQUIS 6.0—Under the Cover 18
Overview Diagram—Typical 20
System Overview 21
Dual Tank System Overview—Optional 22
Dual Tank System Overview—Optional 23
Flush System Overview—Optional 24
Flush Kit Overview—Optional 25
Component Overview 26
Hose Lines and Fittings 26
Supply Hose 26
Inject Hose 26
Fittings 26
Bypass Hose 26
Pump Mounting Hardware 26
Power Cables 26
Concentrate Tank 26
OIT/HMI Cable 26
Flowmeter Cable 26
Cable Extension 26
USB Port 27
Supply Tank Level Sensor 27
Supply Tank Level Sensor Cable 27
󰀨 27
Wye Fitting with Strainer 27
Concentrate Inject Check Valve 28
Flowmeter 28
Inject/Bypass Valve 28
Flowmeter Tee 29
Master Waterway Check Valve 30
Concentrate Injector 30
Drain Port 30
Foam Manifold 31
Concentrate Injector 31
Drain Port 31
Pressure Regulator Valve 32
Operator Interface Terminal (OIT) 33
Digital OIT 33
Manual OIT 33
Accessory Terminal Strip 34
Installation 35
Installation Precautions 35
Disconnecting the Frame Ground 35
Modifying the Foam System 35
Preparing for the Install 36
Installing the Vented Oil Cap 36
Determining the Pump Assembly Location 37
Locating the Pump Assembly Mounting Holes 37
Locating the OIT Mounting Holes 37
Installing the Pump Assembly 37
Installing the OIT 38
Connecting M12 Cables to the Control Box 38
Installing the Master Waterway Check Valve 39
Installing the Foam Manifold 39
Installing the Flowmeter Tee 40
Installing the Supply Hose 41
Installing the Injector Hose 41
Connecting the Bypass Hose 41
Fittings 41
Removing the Cover 42
Connecting the Power Supply 42
Installing the Tank Level—Sensor Cable 44
Installing the Wye Fitting with Strainer 44
Installing the Concentrate Inject Check Valve 45
Installing the Cover 45
Installing the Drain Lines 45
Calibrating—Manual OIT 46

Calibrating and Setup—Digital OIT 46
Entering the Calibration/Setup Mode 46
Editing the Default Mix Percentage—F1 47
Editing the Units of Measure—F2 47
Calibrating the Flow Rate—F3 48
Enabling System Lockout—F4 48
Selecting the Concentrate Source—F5 49
Simulating Water Flow—F6 49
Setting Default Mix Percent for B Foam—F7 50
Auto Run Mode 50
Operation 51
Operating Precautions 51
Hot Liquid 51
Hot Surface 51
Operating the Manual OIT 52
Operating in Normal Mode 52
Starting and Stopping the Pump 52
Adjusting the Mix Ratio 52
Operating in Manual Mode 53
Understanding the LED Indicators 53
Operating the Digital OIT 54
Powering Up the OIT 55
Understanding the ON LED 55
Operating in Normal Mode 55
Starting and Stopping the Pump 55
Adjusting the Mix Percentage 55
Operating in Manual Mode 55
Enabling Manual Mode 55
Operating and Disabling Manual Mode 56
Auto Run Mode—If Equipped 56
Changing the Display Mode 56
Displaying Default Mix Percent 56
Zeroing the Total Water Value 56
Zeroing the Total Foam Value 56
Displaying the Supply Tank 56
Operating the Inject/Bypass Valve 57
Draining the Foam System 57
Flushing the Foam System 57
Flushing the AQUIS Foam System 57
Maintenance 58
Maintenance Schedule 58
Servicing the Oil 58
Checking the Oil Level 58
Draining the Oil 58
Adding Oil 59
Completing the Oil Change 59
Replacing a Fuse 60
Tripping and Resetting the Circuit Breaker 60
Cleaning the Wye Fitting with Strainer 61
Inspecting the Hoses and Fittings 61
Inspect the Mounting Hardware 61
Troubleshooting 62
Trouble Shooting Chart 62

4 |64
      
Safety Precautions
• Read and understand this document before you begin the installation.
• Read and understand all the notices and safety precautions.
• Be aware that these instructions are only guidelines and are not meant to

operating this equipment.
• Do not install this equipment if you are not familiar with the tools and skills
needed to safely perform required procedures—proper installation is the
responsibility of the purchaser.
• Do not operate the equipment when safety guards are removed.
• Do not modify the equipment.
• Regularly check for leaks, worn, or deteriorated parts.
• 
notice.
NOTICE
Before operating the
AQUIS™ Foam
Proportioning System:
Refer to instruction
F-1031-2447 for
detailed information.
• Check the foam pump oil level
and fill if necessary.
• Remove the foam pump
shipping plug and replace it
with the vented oil cap.
NOTICE
High current from welding
or jump start can damage
electronic components.
•
Disconnect all ground
wire connections before
jumping or welding.
•
High Current

5 |64
      
Safety Precautions—Continued
NOTICE
Only use the specified fuse
rating.
Using the wrong fuse may
damage the equipment.
Equipment Damage
•
•
Do not touch the surface
during operation––allow
it to cool after operating.
Hot surface can burn you.
Hot Surface
•
•
NOTICE
Modifying the equipment
can damage components
and void your warranty.
•
Do not modify the foam
system.
•
Modification
Do not operate if the water
temperature exceeds
160ºF (71ºC).
Hot liquid can scald you.
Hot Liquid
•
•

6 |64
      
Safety Precautions—Continued
Disconnect the power
before servicing the pump.
Current can cause serious
injury or death.
High Current
•
•
Do not operate beyond
recommended pressure.
Liquid ejected at high
pressure can cause
serious injury.
High Pressure
•
•
Drain the lines before
servicing.
Liquid ejected at high
pressure can cause
serious injury.
High Pressure
•
•

7 |64
      
Use this document to install, operate and maintain your AQUIS™ foam
proportioning system. Please understand the following conditions before
continuing with the document:
• The instructions may refer to options or equipment that you may not have
purchased with your system.
• The graphics in this document are intended to illustrate concepts. Do not use
them to determine physical attributes, placement, or proportion.
• Do not install this equipment if you do not have the necessary skills,
knowledge, and experience installing similar equipment.
• The equipment described in this document is intended to be operated by a
person, or persons, with the basic knowledge of operating similar equipment.
• Read and understand this document before installing or operating the
equipment. Contact Waterous for more information.
This document is divided into the following sections:

This section describes general precautions and alert symbols that are in this
document.

This section is an overview of the document.

This section describes the parts and associated components that make up the
system.

This section describes the initial setup procedures

This section describes how to operate the equipment.

This section describes typical maintenance procedures.

This section provides information to troubleshooting system.
Using this Document
Use the guidelines below when viewing this document.
Viewing the Document Electronically
• View this document in landscape orientation.
• Use the table of contents to navigate directly to that section.
• Text with this appearance is linked to a reference.
Printing the Document
• The document is viewed the best when printed in color.
• The print on both sides and ip on long edge features can provide the
best results.
• Use a 3-ring binder to store the document.
Locating the Serial Number
Locate and record the model and serial number of the equipment in your
application. Have this information available when you call Waterous.
Typical Label Locations
Model number- Date-
Serial number-

8 |64
      
Standard Components
󰀨
Foam Only or Traditional CAFSystemsFoam Only or Traditional CAFSystems™™ONE STEPONE STEP™™and Eclipse GEN 2.0and Eclipse GEN 2.0™™IncludedIncluded
withwith
Kit L1210Kit L1210
AQUIS 1.5AQUIS 1.5 AQUIS 3.0AQUIS 3.0 AQUIS 6.0AQUIS 6.0 AQUIS 1.5AQUIS 1.5 AQUIS 3.0AQUIS 3.0 AQUIS 6.0AQUIS 6.0
Concentrate Wye StrainerConcentrate Wye Strainer 3/4 inch 3/4 inch 1 inch 3/4 inch 3/4 inch 1 inch X
Concentrate Injection Check ValveConcentrate Injection Check Valve 3/8 inch 3/8 inch 3/8 inch 3/8 inch 3/8 inch 3/8 inch X
CablesCables
OIT/HMI (8-pin) 6 Meter 6 Meter 6 Meter 6 Meter 6 Meter 6 Meter X
Flowmeter (4-pin) 3 Meter 3 Meter 3 Meter 3 Meter 3 Meter 3 Meter X
Tank Level Switch (2 wire) 4 Meter 4 Meter 4 Meter 4 Meter 4 Meter 4 Meter X
Foam TeeFoam Tee
oror
ManifoldManifold
Tee with Flowmeter Standard Standard Standard Not Available Not Available Not Available
—
Master Waterway
Check Valve
(Includes a concentrate
injection port)
Upgrade Upgrade Upgrade Not Available Not Available Not Available
Manifold
(Includes waterway

concentrate injection port)
Upgrade Upgrade Upgrade Standard Standard Standard
OperatorOperator
InterfaceInterface
TerminalTerminal
(OIT)(OIT)
Manual Standard Not Available Not Available
Not Used
(See Note 1) X
Digital Upgrade Standard Standard
OperationOperation
InstructionInstruction
Panel PlatePanel Plate
Manual OIT No
(See Note 2) Not Available Not Available
Not Used
(See Note 1) X
Digital OIT Yes Yes Yes
1. For ONE STEP and Eclipse GEN 2.0 CAFSystems, the OIT port on the controller is connected to the system PLC which connects to the Tellurus™ HMI
panel.
2. Manual OIT plate includes operation instructions.

9 |64
      
Optional Components
This table shows additional components that are available to meet the requirements of your application. Available with:Available with:
TraditionalTraditional
CAFSCAFS
oror
Foam OnlyFoam Only
ONE STEPONE STEP
andand
EclipseEclipse
GEN 2.0GEN 2.0
CAFSCAFS
ComponentComponent PurposePurpose
Supply level sensor This sensor alerts you when the concentrate in the supply tank reaches a predetermined level. Yes Yes
Supply hose kit 
system.
Yes Yes
Concentrate inject/bypass hose kit  Yes Yes
OIT/HMI extension cable This cable extends the routing distance of the OIT/HMI cable. It is available in a 3 meter and 6
meter length.
Yes Yes
Flowmeter extension able 
length.
Yes Yes
Concentrate level sensor extension
cable
This cable extends the routing distance of the level sensor cable. It is available in a 4 meter
length.
Yes Yes
Rating panel plate This panel plate displays the foam system rating and performance. Yes Yes
System schematic panel plate This panel plate displays a schematic of the foam system components. Yes No
Foam concentrate fill Kit 
supply tank. Note: This kit does not include additional hoses or ttings.
Yes Yes
Dual OIT kit This kit provides an additional OIT to add foam system control from a second location. Yes No
Dual tank selector kit This kit allows drawing the concentrate from 2 on-board supply tanks, or an on-board tank and
an external container. Note: This kit is not available for AQUIS 1.5.
Yes Yes
Overboard foam pick-up kit 
container. Note: This option requires the dual tank selector kit.
Yes Yes
Pick-p hose kit This kit includes a pick-up hose and wand to transfer concentrate to the foam system, or to an
on-board tank, from an external container.
Yes Yes
Dual foam injection kit 
with the AQUIS foam system.
Yes No
Panel mounted concentrate strainer This kit includes a strainer that is mounted to the panel. Yes Yes
Flush kit  Yes Yes

10 |64
      
AQUIS 1.5 Components
16
5
32 4
78109
Figure 1

11 |64
      
AQUIS 1.5 Components
FeatureFeature DescriptionDescription
1 Oil level window This shows the oil level in the pump.
2Cover This covers the control box and terminal strip.
3Pump This is the pump assembly.
4 Vented oil cap This is cap replaces the shipping cap.
5Motor This operates the pump.
6 Product sensor This senses the pump speed.
7Pump outlet This outputs the concentrate.
8Pump inlet This is the input for the concentrate supply.
9 Inject/Bypass valve This routes the concentrate to the injector or to an external container.
10 Mounting bracket This is the mounting bracket for foam pump assembly.

12 |64
      
AQUIS 3.0 Components
1
5
6
32 4
7 8 109
Figure 2

13 |64
      
AQUIS 3.0 Components
FeatureFeature DescriptionDescription
1 Oil level window This shows the oil level in the pump.
2Cover This covers the control box and terminal strip.
3 Vented oil cap This is cap replaces the shipping cap.
4Pump This is the pump assembly.
5Motor This operates the pump.
6 Product sensor This senses the pump speed.
7Pump inlet This is the input for the concentrate supply.
8Pump outlet This outputs the concentrate.
9 Inject/Bypass valve This routes the concentrate to the injector or to an external container.
10 Mounting bracket This is the mounting bracket for foam pump assembly.

14 |64
      
AQUIS 1.5 and 3.0—Under the Cover
1
3 642 75
Figure 3

15 |64
      
AQUIS 1.5 and 3.0—Under the Cover
FeatureFeature DescriptionDescription
1Accessory terminal strip This connects accessories to the control box.
2 Circuit breaker This prevents over-current.
3Control box This houses the electric components.
4Flowmeter connection 
5HMI/OIT connection This connects the controller to the HMI or OIT.
6USB connection This connects control box to upgrade equipment.
7 Fuse housing This is the fuse location.

16 |64
      
AQUIS 6.0 Components
1
5
6
32 4
7 8 109
Figure 4

17 |64
      
AQUIS 6.0 Components
FeatureFeature DescriptionDescription
1 Oil level window This shows the oil level in the pump.
2Cover This covers the control box and terminal strip.
3Pump This is the pump assembly.
4 Vented oil cap This is cap replaces the shipping cap.
5Motor This operates the pump.
6 Product sensor This senses the pump speed.
7Pump outlet This outputs the concentrate.
8Pump inlet This is the input for the concentrate supply.
9 Inject/Bypass valve This routes the concentrate to the injector or to an external container.
10 Mounting bracket This is the mounting bracket for foam pump assembly.

18 |64
      
AQUIS 6.0—Under the Cover
5 6 743
1
2
Figure 5

19 |64
      
AQUIS 6.0—Under the Cover
FeatureFeature DescriptionDescription
1Accessory terminal strip This connects accessories to the control box.
2 Fuse housing This is the fuse location.
3 Circuit breaker This prevents over-current.
4HMI/OIT connection This connects the controller to the HMI or OIT.
5Flowmeter connection 
6Control box This houses the electric components.
7USB connection This connects control box to upgrade equipment.

20 |64
      
Overview Diagram—Typical
Note: The graphics in this illustration are
intended to help you understand
concepts in next sections. Do not
use them to determine physical
attributes, placement or proportion.
1
5
11
14
16
17
6
18
18
19
20
10
2
12
7
3
13
8
4
15
9