Lochinvar 1 service manual Service, Maintenance, Troubleshooting

Page 4

What is in this manual?

Service

Near boiler piping

• Typical system components

The SMART TOUCH display

• Touch screen readout, buttons and their functions

Control module inputs

• Control module inputs and options

Control module outputs

• Control module outputs and options

General

•How the boiler operates

•How the control module operates

•Access modes -- user and installer

•Sequence of operation -- Hot Water Generation (HW)/space heating

Control panel menu access

•A c c e s s i n gp r o g r a m m i n g mode and locating menus

(See separate guides covering the PC interface.)

Control panel parameter access

• Accessing and changing parameters from the touch screen

Quick start information -- parameter table

•An index of available adjustments and readouts, where to access them and where to find detailed information.

SYNC operation

•Service / Setup

•Set Points

•Outdoor Reset

•Night Setback

•Cascade

•Pumps

•BMS

Service Manual

Maintenance

•Service and maintenance schedules

•Address reported problems

•Inspect boiler area and boiler interior

•Clean condensate trap

•Check all piping for leaks

•Check air openings

•Flue vent system and air piping

•Check water system

•Check expansion tank

•Check boiler relief valve

•Inspect ignition electrode

•Check ignition ground wiring

•Check all boiler wiring

•Check control settings

•Perform start-up and checks

•Check burner flame

•Check flame signal

•Check flue gas temperature

•General maintenance

•Review with owner

•Cleaning boiler heat exchanger

•Oiled bearing circulators

Troubleshooting

•Troubleshooting table - No display

•Checking temperature sensors

•Sensor tables

•Troubleshooting table - Fault messages displayed on boiler interface

•Combustion analysis procedure

•Gas valve adjustment procedure

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Contents Models 1.0, 1.3, Contents Handling ceramic fiber materials Niosh stated First AidMaintenance ServiceTroubleshooting 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 water system Flue vent system and air pipingCheck expansion tank Check boiler relief valve Check ignition ground wiring Check all boiler wiringCheck control settings Inspect ignition and flame sense electrodesCleaning boiler heat exchanger Check flame signalReview with owner Test procedure Test low water flow conditionsTroubleshooting Alarm ScreenCheck the following Before troubleshootingCheck control module fuses No Display No BurnerOperation Unit DoesChecking temperature sensors Temperature ResistanceNoisy No PumpOperation Boiler Pump System PumpFlow Switch CondensateDrain Blocked Flame outFlame Lost Light cont’dWhile Running 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 PressureModel Gas valve adjustment procedureModels 1.3
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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.
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