Lochinvar 1 service manual

Page 56

Revision Notes: Revision A (ECO #C02428) initial release.

Revision B (ECO #C03046) reflects changes made to the History, Details, and Graphs screen shots (pgs. 15, 33 and 34).

Revision C (ECO #CO2918) reflects the addition of Tank Sensor Open on page 50.

Revision D (ECO #C04062) reflects changes to the terminology in all SYNC manuals and labels from module to heat exchanger (exception: control module), edits made to the ceramic fiber material warning, removal of the stabilitor from FIG. 2-2 (C04057) along with the addition of the Low Water Flow Test Procedure (R02559).

Revision E (ECO #C04560) reflects the addition of Modbus to the manual and a new heat exchanger cleaning procedure.

Revision F (ECO #C06388) reflects the correction of “Manual Reset High Limit” instructions on page 15.

Revision G (ECO C07981) reflects the addition of the O-temp switch (Table 3F) and edits made to the Inputs diagram on page 7.

SYNC-SER Rev G

5/11

Image 56

Contents Models 1.0, 1.3, Contents Handling ceramic fiber materials Niosh stated First AidTroubleshooting ServiceMaintenance Service Near boiler pipingSync display Control inputs BoardSecondary Smart Touch Control Module Primary Control outputsGeneral Operation How the boiler operatesHow the control module operates Sequence of operationSequence of operation Sequence of operation space heating and HWThis table lists the parameters and where to access them Parameter tableOutdoor Reset Viewable and changeable control parameters Status ScreenService Details Screen Service Main Screen Setup Screen Service/Setup Parameters Screen Service Set Point Parameters Screen Outdoor Reset Parameters Screen Service Night Setback Parameters Screen Cascade Parameters Screen Cascade OperationPumps Parameters Screen 10Vdc BMS Parameters Screen 10Vdc OperationService Cascade Screen Service Temps Screen Burners Screen Graph Select Screen History Screen Service Mode Screen Maintenance Maintenance and annual startup Address reported problems Clean condensate trapInspect boiler area Inspect boiler interiorCheck expansion tank Check boiler relief valve Flue vent system and air pipingCheck water system Check ignition ground wiring Check all boiler wiringCheck control settings Inspect ignition and flame sense electrodesReview with owner Check flame signalCleaning boiler heat exchanger Test procedure Test low water flow conditionsTroubleshooting Alarm ScreenCheck control module fuses Before troubleshootingCheck the following No Display No BurnerOperation Unit DoesChecking temperature sensors Temperature ResistanceNoisy No PumpOperation Boiler Pump System PumpFlow Switch CondensateDrain Blocked Flame outWhile Running Light cont’dFlame Lost Troubleshooting Automatic Reset High Limit / HEXTemp SW Blower RPM’sLouver Proving Switch Too HighSensor Open Sensor ShortedResets Try Later Air Flow TooLow Flap ValveInternal Fault No Error StoredWriting to MemosCombustion Analysis Procedure Gas Valve AdjustmentOr Obstruction Gas Supply PressureModels 1.3 Gas valve adjustment procedureModel

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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.