U.S. Boiler Company USB-Connect User manual
111679-02 - 1/23
DANGER
Before making any setting changes, installing or
servicing this boiler, follow all instructions including
DANGER, WARNING, CAUTION, and NOTICE hazard
notifications found in boiler Installation, Operating and
Service Instructions provided with boiler and available
through USB Connect app.
!
Instrucon Manual
Need help or have a question?
Contact Customer Support at (717) 397-4701
Manual Contents Page
• Introduction............................2
Getting Started..............................4
• App Download ..........................4
• Connecting Bluetooth Adaptor ............5
• App Connection.........................7
Monitoring .................................8
• On Site ................................8
• Remote Support ........................9
Commissioning/Setup.......................10
• Startup Wizard.........................10
• Adjust Menus ..........................11
Troubleshooting............................12
• Troubleshooting Wizard .................12
• Alarm Menus ..........................13
Service ...................................14
• Service Wizard .........................14
Resources ................................15
• Manuals ..............................15
Bluetooth Adaptor Update ...................16
Alta Control Updates........................17
Appendix .................................18
• Specifications .........................18
• Repair Parts...........................19
• Troubleshooting Tips ..................20
NOTICE: Only use the Bluetooth Adaptor while on site.
Never leave the Bluetooth Adaptor on site and connected
to boiler.
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Introduction
USB-Connect is a commissioning, diagnostic and service tool consisting of a Bluetooth Adaptor and mobile device
app. The app communicates with any U.S. Boiler condensing boiler. USB-Connect is a local service tool with portal
data collection and live streaming to enable remote support.
Included with the Bluetooth Adaptor:
USB-Connect Bluetooth
Adaptor
Cable 1,
RJ12 Straight Cable,
36-inch, Silver
For Alta Boiler
Cable 2,
RJ45 Split Cable,
24-inch, Black
For Sage Controller
Equipped Boiler
Cable 3,
RJ45 Straight Cable,
36-inch, Blue
For Direct Connection
to Sage Controller
111640-01,
Sage J3 Terminals to
RJ45 Interface Board,
For Direct Connection
to Sage Controller
Compatible Devices:
Apple device, an iPhone or iPad, running iOS version 13 or newer.
Android device, mobile phone or tablet, running Android version 10 or newer.
Compatible Boilers:
Alpine, Alta, AltaC, Aspen, AspenC, K2WT, K2WTC, K2FT, XC.
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Introduction (continued)
USB-Connect Features:
• Bluetooth Adaptor connects boiler to USB-
Connect App.
• English and Spanish Language.
• Start-up, Troubleshoot and Service Wizards.
• Data logs, Service & status reports sent to
cloud.
• Alta Boiler Control firmware updates.
Portal Features:
• Stores reports, data logs, site photos and
alarm history.
• Real-time remote monitoring when signal
available.
USB-Connect
Bluetooth
Adaptor
Cellular or Wi-Fi
Connection
(When Available)
Secure AWS
Server
US Boiler Modulating
Condensing Boiler
Remote Monitoring
And Support
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Getting Started
Step 1: Install App
IOS Android
Go to App store Go to Play store
Download USB-Connect Download USB-Connect
Step 2: Create User Account
Fillout profile and review and accept Terms and
Conditions, Privacy Policy:
Existing User select Sign In:
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Direct to Sage Controller (req. K2WT, XC)
CABLE 3
RJ45 Straight Cable,
36-inch, Blue, plus Sage J3
Terminals to RJ45 Interface Board 111640-01,
For Direct Connection to Sage Controller
Getting Started (continued)
Step 3: Connect Bluetooth Adaptor
Alta models (all)
CABLE 1
RJ12 Straight Cable,
36-inch, Silver
For Alta Boiler
Alpine (shown), Aspen & K2 (+K2FT)
CABLE 2
RJ45 Split Cable, 111662-01
24-inch, Black
For Sage Controller Equipped Boiler
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Getting Started (continued)
Step 4: Using App Launch App
Before opening the App, connect Bluetooth Adaptor and wait for LED light to turn solid green.
Demo Mode
When not near a boiler or Bluetooth Adaptor a user may view an Alta Boiler Demonstrator Mode to review available
options, manuals, and alarm descriptions.
If having trouble connecting, see Appendix, Specification for Bluetooth Adaptor LED blink codes and
Troubleshooting Tips.
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Step 5: Sign into USB-Connect Web Portal
After you have completed your profile using the USB-Connect App, U.S. Boiler customer service will send you an
invitation to sign into the web portal where you can view status, service reports and live data when a cell signal is
available.
If you do not receive an invitation email, call customer service at (717) 397-4701.
Getting Started (continued)
Web Portal
usbconnect.usboiler.net
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Monitoring
On Site
Home screen provides water temperatures supplied to and returning from heating elements and faucets. At a
glance the user is aware of the current demands and burner status. Additional information is available from Main
Data, Controller Status, Input/Output Status, as well as Zone Panel Status and Sequencer Status when used.
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Monitoring (continued)
Remote Support
App offers reports, site photos and data logging to document boiler performance and aid remote support. Reports,
site photos, and logs may be email and/or stored on devices as pdf or csv files. All files are archived at portal.
Status Report
Current boiler status, “snapshot”.
Service Report
Status, cycle & alarm history and
actions taken.
Data Logging
Data is sorted while Bluetooth
adaptor is connected.
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Commissioning/Setup
Start Up Wizard is provided to walk users through most common setup tasks.
Start-up Wizard collects instructions, status, and key parameter adjustment together to allow required actions to be
as easy and successful as possible.
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Commissioning/Setup (continued)
Adjust menus provide opportunity to adjust advanced settings. Each setting is provided with adjustable range and
detailed explanation.
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Troubleshooting
Troubleshooting Wizard is provided to walk users through solving common issues.
Troubleshooting Wizard collects instructions, status, and key parameter adjustment together to allow contractors to
investigate efficiently, step by step.
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Troubleshooting (continued)
Active Alarm provide detailed explanation, possible cause and solution to every alarm.
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Service
Service Wizard is provided to walk users through most common service tasks.
Service Wizard provides instructions to allow required actions to be as easy and successful completed.
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Resources
Manuals are provided to ensure the user always has complete and the latest information.
Note: Download the manual to ensure it is available when there is no cell service and to enable zooming.
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Bluetooth Adaptor Update
When new Bluetooth Adaptor firmware versions are available, the user will be alerted with an option to download the
new firmware. Select “Ok” and allow the firmware download to complete. After download is complete disconnect
and then reconnect Bluetooth Adaptor power and close App and reopen once Bluetooth Adaptor LED is solid green.
New Bluetooth Adaptor Firmware Update Indication
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The latest Alta Controller firmware and default parameters are made available to the App. When necessary Alta
Controller Firmware or default parameters may be downloaded in the field.
Alta Control Updates
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Appendix
Specifications
LED Description
Off No power connected
Light Blue Initializing
Yellow Device Firmware Upgrade (DFU) Mode is active (waiting for update file)
Purple DFU Mode is active (receiving update file)
Bluetooth Adaptor Blink Codes - Initial Power Up
LED Description
(Shown in 1st 1/2 second)
Modbus Connection between Boiler
to Adaptor Status
Green Boiler to Adaptor Communication Detected
Red Boiler to Adaptor Communication NOT Detected
Bluetooth Adaptor Blink Codes - Running Mode
LED Description
(Shown in 2nd 1/2 second)
Bluetooth Connection between
Adaptor to Smart Devise Status
Blue Bluetooth Connection between Adaptor to Smart Device
Off No Bluetooth Connection between Adaptor to Smart Device
For example: “Green-Blue” Modbus and Bluetooth communicating.
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Appendix (continued)
Specifications
Power
24VDC via DC Barrel Jack:
-Power supply: AC 100-240V, 50/60Hz input,
DC 24V 0.3A output
24VDC via RJ12:
-Power supply: DC 24V 0.04A input
24VAC via RJ45:
-Power supply: AC TBD input
Environmental and Regulatory:
- Certifications: FCC, UL508, UL840* (TBD)
- Environmental protection: IP10 (Nema 1)
- Flammability: UL94-V0
- Working humidity range: 0-95% (non-
condensing)
- Working temperature range: -50F - 104F
(10C to 40C)
Repair Parts
1. USB-Connect Bluetooth Adaptor Kit---------------------------------------------------US Boiler P/N: 111667-01
US-Connect Bluetooth Adaptor (Portable Tool, Connects USB-Connect App and Portal to: Alpine, Alta,
AltaC, Aspen, AspenC, K2WT, K2WTC, K2FT, XC.); Carry case, information card; CST Sage Controller J3
Terminals to RJ45 Interface Board (111640-01); Cable 1, RJ12 Straight Cable; Cable 2, RJ45 Split Cable;
Cable 3, RJ45 Straight Cable.
2. Connected Service Tool Sage J3 Terminals to RJ45 Interface Board--------US Boiler P/N: 111640-01
Connected Service Tool Interface Board, used to connect Sage Controller J3 screw terminals to Bluetooth
Adaptor or Remote Monitoring System using an ethernet cable.
3. Cable 1, RJ12 Straight Cable-----------------------------------------------------------Show Me Cables P/N: 15-302-003S
Standard RJ12 Line Cord, 24AWG, stranded copper conductors, 6 conductors, straight through, PVC jacket,
Silver, Standard Boot, 36-inch length.
4. Cable 2, RJ45 Split Cable----------------------------------------------------------------US Boiler P/N: 111662-01
Custom cable has two RJ45 connections on one end and single RJ45 on opposite end. Used to connect
Bluetooth Adaptor to Sage equipped boiler’s Boiler to Boiler and Enviracom RJ45 connections, Black,
Standard Boots, 24-inch length.
5. Cable 3, RJ45 Straight Cable------------------------------------------------------------Show Me Cables P/N: 530-03 BL
Standard Cat5e Ethernet Patch Cable, 24AWG, stranded copper conductors, 8 conductors, straight
through, PVC jacket, Blue, Standard Boot, 36-inch length.
This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This
device may not cause harmful interference, and (2) this device must accept any interference received, including
interference that may cause undesired operation.
Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's
authority to operate the equipment.
Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to
part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in
a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed
and used in accordance with the instructions, may cause harmful interference to radio communications. However,
there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful
interference to radio or television reception, which can be determined by turning the equipment off and on, the user
is encouraged to try to correct the interference by one or more of the following measures:
-Reorient or relocate the receiving antenna.
-Increase the separation between the equipment and receiver.
-Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
-Consult the dealer or an experienced radio/TV technician for help.
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This
equipment should be installed and operated with minimum distance 20cm between the radiator and your body.
20 111679-02 - 1/23
Appendix (continued)
Troubleshooting Tips
Indication Possible Cause Corrective Action
App Will Not Accept
New User Account
Cell signal not
available.
App requires a cell signal to accept a new user profile. User can
log in without cell signal after initial acceptance.
Bluetooth Adaptor
LED is OFF
Cables not connected
properly.
Sage Controller: Cable 2, connections to boiler are reverse.
Switch RJ45 connections, see page 5.
Alta Controller: Cable 1 is not connected. Cable 1 is connected
to the Bluetooth Adaptor center connection, should be to the right
side connection, see page 5.
Wrong Cable. Cable 1, 2 and 3 must be “straight through” cables.
Boiler is not powered. Power up boiler.
Bluetooth Adaptor
LED is flashing Red
Sage Control
Fail to Connect.
Sage Slave Address is not set to 1, Panasonic Status screen
should show “Boiler 1”. If not, go to Panasonic display/Adjust
Menu/Sequencer Slave and adjust Boiler Address to 1. Cycle
power to Bluetooth adaptor.
Wiring to Boiler RJ45 boiler connection are disconnected. To fix
this use: “CST Sage J3 Terminals to RJ45 Interface Board”, PN:
111640-01, see page 5.
Failed Cable or
connection.
Check cables and cable connections. Replace cables if
necessary.
Erratic number
updates or bad data Bad connection. Reboot Bluetooth Adaptor and open App after Bluetooth Adaptor
LED has turned green.
App will not connect
Bad connection. Reboot Bluetooth Adaptor and open App after Bluetooth Adaptor
LED has turned green.
More than one (1)
Bluetooth Adaptor is
powered.
App can only connect to one Bluetooth Adaptor. When more than
one (1) are available the App will connect to neither.
Failed to close &
reopen App after
connection to different
Bluetooth Adaptor.
When two Bluetooth Adaptors are on site, close App and reopen
when connecting to next Bluetooth Adaptor.
App will not connect
to Sage Controller
Sage Controller greater
than 10 years old.
Sage controllers older than 2012 (revision 1967, 3212 and 3220)
are not compatible with the App.
Sage Controller with
multiple boilers in a
peer-to-peer network.
When connecting boilers arranged in Sage Controller equipped
Boiler peer-to-peer network the Sequencer Master must be
disabled. To keep the Sequence Master enabled, connect the
CST directly to the Sage Controller using “CST Sage J3 Terminals
to RJ45 Interface Board”, PN: 111640-01, (see page 5) and MB1
terminals. Alta Controller does not have this issue.
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