Lochinvar 1.5, 1.3 service manual Setup Screen

Page 17

Service Manual

1 Service (continued)

CAUTION

Before changing parameters, note the settings so that the unit can be returned to its original operating parameters.

Setup Screen:

The Setup Screen allows access to five (5) other screens for adjusting control parameters.

These screens are as follows:

•Service / Setup - Allows access to change service notification parameters, LCD backlight parameters, and temperature units.

•Setpoints - Allows access to change the HW set point and ON/OFF differentials.

•Cascade - Allows access to change the cascade parameters.

•Night Setback - Allows access to change the date and time and ON/OFF times for night setback.

•BMS - Allows access to change the 0 - 10Vdc BMS parameters.

To change a parameter, press one of the five screen buttons. A list of parameters and their corresponding location are located on pages 10 and 11, Table 1B. Once a Screen button is pressed a list of adjustable parameters will appear.

Select the parameter to be adjusted by pressing the SELECT button next to the parameter. The first time the parameters are accessed, you will be required to enter the service password. The service password is 5309. Using the keypad, enter the password and then press the OK button. If the password is not entered correctly, the screen will revert to the Parameter List Screen and you will not be able to adjust the parameters. If a digit has been entered incorrectly, press the left arrow key on the keypad to back up one digit.

If the password has been entered correctly, the Parameter Change Screen will appear. The Parameter Change Screen will display the parameter being changed, the previous setting of the parameter, and adjustment buttons.

To adjust the parameter, press the + or - buttons to change the value being displayed. Once the parameter has been adjusted to the desired setting, press the APPLY button to change the parameter and return to the Parameter List Screen. If no change is necessary, press the BACK button to return to the Parameter List Screen. Once all the necessary adjustments have been made, press the BACK button to return to the Setup Screen. Repeat this procedure to adjust the parameters in other screens.

Press the SAVE button to program all changes made to the control parameters and return to the Status Screen. Leaving the Setup Screen without pressing the SAVE button will erase the changes made to the control parameters and revert them back to their previous settings.

Time - The time is displayed in the upper right-hand corner of the display. It is displayed in a 24 hour format. Reference the night setback parameters on page 21 for information regarding adjusting the date and time.

Main button - Pressing this button brings up the Main Screen. From this screen navigation to eight (8) other screens is possible. Reference the Main Screen section on page 16 of this manual for more information regarding this screen.

Save button - Pressing this button will save all changes made to the control parameters.

Status button - Pressing this button displays the Status Screen. This screen shows the current status of the Armor X2 water heater. Reference pages 12 - 13 for more information regarding this screen.

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Contents Models 1.0, 1.3, Contents Niosh stated First Aid Handling ceramic fiber materialsTroubleshooting ServiceMaintenance Armor X2 display Primary Smart Control Module Control inputsControl outputs Secondary Smart Touch Control Module PrimarySequence of operation General OperationHow the water heater operates Sequence of operation Sequence of operationParameter table This table lists the parameters and where to access themBMS Status Screen Viewable and changeable control parametersService Details Screen Service Main Screen Setup Screen Service/Setup Parameters Screen Service Set Point Parameters Screen Night Setback Parameters Screen Cascade Operation Cascade Parameters Screen10Vdc Operation 10Vdc BMS Parameters ScreenService Cascade Screen Service Temps Screen Burners Screen Graph Select Screen History Screen Service Mode Screen Maintenance Maintenance and annual startup Clean condensate trap Address reported problemsInspect water heater area Inspect water heater interiorCheck expansion tank Check water heater relief valve Flue vent system and air pipingCheck water system Check all water heater wiring Check ignition ground wiringCheck control settings Check flame signalOiled bearing circulators Cleaning water heater heat exchangerCheck Delta T Alarm Screen TroubleshootingCheck control module fuses Before troubleshootingCheck the following Troubleshooting Temperature Resistance Checking temperature sensorsFault Cause Corrective Action Condensate Flow SwitchDrain Blocked Flame outWhile Running Light cont’dFlame Lost High Limit Manual ResetCont’d High Limit / HEX Automatic ResetTemp SW Blower RPM’sToo High Louver Proving SwitchSensor Open Sensor ShortedAir Flow Too Resets Try LaterLow Flap ValveNo Error Stored Internal FaultWriting to MemosGas Valve Adjustment Combustion Analysis ProcedureOr Obstruction Gas Supply PressureModels 1.3 Gas valve adjustment procedureModel
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1.5, 1.3, 1 specifications

Lochinvar 1 is a remarkable achievement in the realm of modern technology and engineering. As a powerful and efficient water heater, it has been designed to cater to a wide range of residential and commercial needs. One of the standout features of Lochinvar 1 is its advanced heating technology, which incorporates a high-efficiency condensing design. This technology allows the unit to achieve impressive energy savings by maximizing heat transfer while minimizing energy consumption.

The Lochinvar 1 utilizes a stainless steel heat exchanger that enhances durability and corrosion resistance. This not only extends the lifespan of the unit but also ensures consistent performance over time. Coupled with a user-friendly control system, users can easily adjust settings and monitor performance, enhancing overall convenience and usability.

Another key characteristic of the Lochinvar 1 is its compact design, making it suitable for a variety of installation environments. Whether in a residential basement or a commercial utility room, the unit’s space-saving configuration allows for efficient use of available area without compromising on capability.

Safety features are integral to the Lochinvar 1, providing peace of mind for users. The unit is equipped with advanced monitoring systems that can detect irregularities and automatically shut down the system if necessary. This not only protects the equipment but also enhances the safety of the environment in which it operates.

In terms of performance, Lochinvar 1 boasts a high recovery rate, ensuring hot water is available on demand. This is particularly beneficial for settings with high water usage, allowing simultaneous operations without lag.

Moreover, the unit supports various venting options, offering flexibility during installation. Whether using traditional vertical venting or innovations like direct venting, Lochinvar 1 accommodates different building designs and local codes, making it highly versatile.

In conclusion, Lochinvar 1 epitomizes the melding of efficiency, reliability, and user-friendly technology. With its high-performance features, robust safety systems, and adaptable installation options, it stands out as a forefront player in the water heating industry, meeting the diverse needs of today's consumers and businesses alike.
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