Lochinvar 81-286 service manual Parameter table, Menu

Page 15

Service Manual

1 Service (continued)

Parameter table

Table 1-4This table lists SMART SYSTEM control module parameters and where to access them

Menu

GENERAL

SETTINGSTEMPERATURE

DATALOGGING

FUNCTIONS

Description

See

User Access

Installer Access

 

 

 

 

Page

Display

Modify

Display

Modify

 

Time and Date

19

Yes

Yes

Yes

Yes

 

 

 

 

 

 

Software Version (read only)

19

No

No

Yes

No

 

 

 

 

 

 

Temperature Units (ºC/ºF)

19

Yes

Yes

Yes

Yes

 

 

 

 

 

 

SH Night Setback Offset

19

No

No

Yes

Yes

 

 

 

 

 

 

SH Night Setback On Times

19

No

No

Yes

Yes

 

 

 

 

 

 

SH Night Setback Off Times

19

No

No

Yes

Yes

 

 

 

 

 

 

DHW Night Setback Offset

19

No

No

Yes

Yes

 

 

 

 

 

 

DHW Night Setback On Times

19

No

No

Yes

Yes

 

 

 

 

 

 

DHW Night Setback Off Times

19

No

No

Yes

Yes

 

 

 

 

 

 

Night Setback Override

19

Yes

Yes

Yes

Yes

 

 

 

 

 

 

Display Timeout

20

No

No

Yes

Yes

SH1 Set Point

20

Yes

Yes

No

No

 

 

 

 

 

 

Minimum SH Set Point

20

No

No

Yes

Yes

 

 

 

 

 

 

Maximum SH Set Point

20

No

No

Yes

Yes

 

 

 

 

 

 

SH1 Offset

20

No

No

Yes

Yes

 

 

 

 

 

 

SH1 Differential

20

No

No

Yes

Yes

 

 

 

 

 

 

SH2 Set Point

20

Yes

Yes

No

No

 

 

 

 

 

 

SH2 Offset

20

No

No

Yes

Yes

 

 

 

 

 

 

SH2 Differential

20

No

No

Yes

Yes

 

 

 

 

 

 

SH3 Set Point

20

Yes

Yes

No

No

 

 

 

 

 

 

SH3 Offset

20

No

No

Yes

Yes

 

 

 

 

 

 

SH3 Differential

20

No

No

Yes

Yes

Reset Log Errors

20

No

No

Yes

Yes

Service Mode Delay

20

No

No

Yes

Yes

 

 

 

 

 

 

Freeze Protection Pump On

20

No

No

Yes

Yes

 

 

 

 

 

 

Freeze Protection Burner On

20

No

No

Yes

Yes

 

 

 

 

 

 

Freeze Protection Burner Differential

20

No

No

Yes

Yes

 

 

 

 

 

 

15

Image 15
Contents Models 81 Contents Please read before proceeding Handling ceramic fiber materialsNiosh stated First Aid When servicing boiler Troubleshooting What is in this manual?Service MaintenanceNear boiler piping ServiceNavigation Dial Knight boiler displayLOW Voltage Connection Board Control inputsControl outputs Smart Control ModuleHow the control module operates Access modesGeneral Operation How the boiler operatesOperation Display From previous page Sequence of Operation Button Screen Operation Display Status Display panel menu accessButton Screen Status Operation Display Display panel parameter accessDescription See User Access Installer Access Display Modify Parameter tableMenu DHW Settings Resetoutdoor Description See User Access Installer Access Display ModifyBMS Service Notification Software Version Temperature units C / FViewable and changeable control parameters Time and DateTemperature Settings Data LoggingFunctions DHW Settings Outdoor Reset Anti-Cycling BMS Thermostat Input Ramp SettingsControl modes Controlling SensorMinimum On/Off Time Cascade OffsetCirculation pumps Service Notification Maintenance Maintenance and annual startup Service technicianInstructions Maintenance Check boiler relief valve Flue vent system and air pipingCheck water system Check expansion tankCheck flame signal Check ignition ground wiringCheck all boiler wiring Check control settingsKit Part Component Number Description Cleaning boiler heat exchangerReview with owner Oiled bearing circulatorsCheck the following TroubleshootingBefore troubleshooting Check control module fusesUnit Does No DisplayNo Burner OperationChecking temperature sensors Temperature Resistance Temperature ResistanceResistance Temperature DHW Pump NoisyNo Pump Boiler Pump System PumpTroubleshooting Anti-cycling Temp SwOpen Applies to the 286 Model OnlyFlame Sequence Cont’dOutlet Mrhl Outlet ArhlGV/Relay Fan Low/HighFan Speed Low HighInlet Sensor FaultSensor Shorted Louver ProvingFlue Temp Diff Flue Sensor FaultFatal Error Memory ErrorFlue Temp High Delta T HighOutlet Temp Service Blk Rem Ctrl FltParameters Progr Combustion Analysis Procedure Gas Supply Pressure Gas valve adjustment procedureGas Valve Adjustment Or Obstruction
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81-286 specifications

Lochinvar 81-286 is a highly efficient and innovative heating solution that represents the latest advancements in boiler technology. This model, part of Lochinvar's prestigious line-up, is designed for commercial applications, delivering superior performance while emphasizing energy efficiency and user-friendly operation.

One of the standout features of the Lochinvar 81-286 is its robust construction. Built with high-quality materials, the unit is engineered for durability and reliability, ensuring long-term operation with minimal maintenance. Its compact design allows for versatility in installation, making it suitable for various building layouts and configurations.

The boiler's primary technology is its advanced condensing capability, which optimizes heat transfer and reduces energy consumption. By efficiently using the heat generated during combustion, the 81-286 can achieve higher thermal efficiencies, often surpassing traditional systems. This results in lower operating costs and reduced greenhouse gas emissions, aligning with the growing demand for sustainable energy solutions in commercial buildings.

Lochinvar incorporates intelligent control systems into the 81-286, featuring user-friendly interfaces that facilitate straightforward programming and monitoring. These control systems enable precise regulation of temperature and pressure, ensuring optimal operation while providing real-time feedback that aids in troubleshooting and maintenance. Users can enjoy the convenience of remote monitoring, enhancing the overall user experience.

Another key characteristic of the Lochinvar 81-286 is its capacity range. The model is available in various sizes, allowing it to meet the specific demands of different facilities, from small businesses to large industrial applications. This flexibility makes it a top choice for contractors and engineers seeking reliable heating solutions that cater to diverse needs.

In addition, the Lochinvar 81-286 boasts exceptional safety features, including built-in safeguards that protect against overheating and pressure surges. These aspects ensure that the unit operates within safe parameters, providing peace of mind for facility managers and operators.

In summary, the Lochinvar 81-286 combines durability, efficiency, and advanced technology, making it an ideal solution for commercial heating needs. With its innovative condensing design, intelligent controls, and safety features, this boiler stands out as a reliable choice for those seeking sustainable and effective heating solutions. Its versatility and performance make it a key player in today’s ever-evolving energy landscape.