Lochinvar 399 - 800 service manual Display panel parameter access, Value will appear

Page 14

Service Manual

1Service

Display panel parameter access

Table 1C This is a typical example of accessing a parameter, shown for parameter I2, boiler pump delay

BUTTON

OPERATION

DISPLAY

COMMENTS

This example shows how to access parameter I2, boiler pump delay. The first display shown is at the beginning of the menu listings, after entering the installer acess code.

 

 

Beginning of menu listings

>A General

The caret symbol, “>” highlights

 

 

B Temp Settings

the selectable line

 

 

 

 

DOWN

Press 1 time to highlight second listing

>A General

The caret symbol, “>” highlights

 

 

 

B Temp Settings

the selectable line

 

DOWN

Press 1 time to toggle menu listing

>C Data Logging

The menu toggles to the next two

 

 

 

D Functions

menu options

 

DOWN

Press 2 times to toggle menu listing

>E DHW Settings

The menu toggles to the next two

 

 

 

F Heat Curve

menu options

 

DOWN

Press 2 times to toggle menu listing

>G Anti-Cycling

The menu toggles to the next two

 

 

 

H Control Modes

menu options

 

DOWN

Press 2 times to toggle menu listing

I Circulation Pumps

The menu toggles to the next two

 

J Service Notification

menu options

 

 

 

 

ENTER/RES

Press 1 time to list parameters

I1 Postrun Time

I1 will flash

 

 

 

System Pump

 

 

UP

Press 1 time to change parameter

I2 Postrun Time SH

I2 will flash

 

 

 

Pump

 

 

ENTER/RES

Press 1 time to select parameter

I2 Postrun Time SH

I2 will stop flashing; parameter

 

 

 

Pump 0.50 minutes

value will appear

UP

Press to increase (or decrease) value

I2 Postrun Time SH

Parameter will increase or decrease,

(or DOWN)

 

Pump 0.67 minutes

depending on button pressed

 

 

 

ENTER/RES

Press 1 time to save

A

General

Display will change to normal

 

(or press MENU/EXIT to continue)

B

Temp Settings

display as you exit menu mode

 

ENTER/RES

Press 1 time to return to normal

BLR:Pre-Purge

This display example assumes

 

 

operation

OUT:123.7ºF

a call for space heating is present

14

Image 14
Contents Models 399 Contents Niosh stated First Aid Please read before proceedingHandling ceramic fiber materials When servicing boiler Maintenance What is in this manual?Service TroubleshootingService Near boiler pipingKnight XL display Menu / Exit UP DownControl inputs Smart Control Module Control outputsHow the control module operates General OperationHow the boiler operates Sequence of operationSequence of operation BLR IgnitionBLR SH 41% Rate Display panel menu access Use this procedure to access menus from the display panelDisplay panel parameter access Value will appearTemperature Data Parameter tableControl Circulation Service Temperature settings Viewable and changeable control parametersData logging DHW settingsOutdoor air reset FunctionsMaximum SH set point Maximum air temperatureShift reset curve Minimum SH set pointAnti-cycling SH source Control modesSH controlling sensor Boiler cascade addressCirculation pumps Service NotificationCascade offset Owner maintenance Maintenance Maintenance and annual startupService technician Maintenance Check expansion tank Flue vent system and air pipingCheck water system Check boiler relief valveCheck control settings Check ignition ground wiringCheck all boiler wiring Inspect ignition and flame sense electrodesReview with owner Check flame signalCleaning boiler heat exchanger Check control module fuses TroubleshootingBefore troubleshooting Check the followingOperation No DisplayNo Burner Unit Does NotChecking temperature sensors Temperature ResistanceOperation Boiler Pump NoisyNo Pump System PumpFlame Switch/LWCOFlow SequenceAnti-cycling No Flame IgnNo Flame RunningFan Low Adjustable HighLimit w/Manual Fan Speed LowSensor Open Fan HighFan Speed High Sensor ShortedTemp O/Shoot Progr Rem Ctrl FltParameters OpenNo Error Stored Service BlkWatch Dog Error Low 24 VACOr Obstruction Combustion Analysis ProcedureGas Valve Adjustment Gas Supply PressureModels 600 Gas valve adjustment procedureModel Page Page KBX-SER Rev E
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Manual 20 pages 31.65 Kb

399 - 800 specifications

Lochinvar is known for its cutting-edge water heating and boiler systems, and the Lochinvar 399 - 800 series is no exception. Specifically designed for commercial applications, this series brings advanced technology and engineering to the forefront of hydronic heating solutions.

One of the standout features of the Lochinvar 399 - 800 series is its impressive efficiency. Equipped with a condensing design, these boilers utilize high-efficiency stainless steel heat exchangers that allow for maximum heat transfer while minimizing energy consumption. With an impressive thermal efficiency of up to 96%, the Lochinvar 399 - 800 series stands out in its class, offering significant energy savings and reduced operational costs over time.

Another key characteristic of this series is its robust construction. Designed with longevity in mind, the boilers are built using high-quality materials that withstand extreme temperatures and pressures. The stainless steel design not only enhances durability but also combats corrosion, ensuring a long service life and reduced maintenance costs for users.

The Lochinvar 399 - 800 series also incorporates advanced control technologies. With its intuitive control system, users can easily adjust and monitor heating parameters, ensuring optimal performance and comfort. The integrated Control Wizard feature simplifies the setup process, allowing for quick commissioning and troubleshooting. Additionally, the optional Lochinvar SMART CONTROL technology provides remote monitoring capabilities, allowing operators to keep track of system performance from anywhere.

Versatility is another hallmark of the Lochinvar 399 - 800 series. These boilers come in a range of sizes, with the ability to modulate output based on real-time heating demands. This flexibility ensures that systems can operate efficiently under varying load conditions, making them ideal for schools, hospitals, and commercial buildings requiring consistent hot water availability.

In summary, the Lochinvar 399 - 800 series exemplifies modern boiler technology, combining energy efficiency, durability, advanced controls, and versatility. As businesses and facilities seek to enhance their heating systems, the Lochinvar 399 - 800 offers a reliable and forward-thinking solution for today's energy-conscious environment. Investing in this state-of-the-art boiler system not only improves comfort but also fosters sustainability and cost-effectiveness in commercial heating applications.