Lochinvar 1.3 Internal Fault, Writing to, Memos, CRC Parameters, No Error Stored, Flue Temp

Page 48

Service Manual

3 Troubleshooting

Table 3E (continued from previous page) Troubleshooting Chart - Fault Messages Displayed on Water Heater Interface

FAULT

DESCRIPTION

CORRECTIVE ACTION

 

 

 

 

 

 

Internal Fault

The main control board has detected an

• Replace the main control board.

 

 

internal fault.

 

 

 

 

 

 

Writing to

The main control board has detected an

• Replace the main control board.

 

 

Memos

internal fault.

 

 

 

 

 

 

CRC Parameters

The main control board has detected an

• Replace the main control board.

 

 

 

internal fault.

 

 

 

 

 

 

No Error Stored

The main control board has detected an

• Press

the

RESET button

on the

SMART

 

internal fault.

TOUCH display panel.

 

 

 

 

 

• Inspect the heat exchanger. Reference page 36 of

 

 

this manual for the procedure on how to clean the

 

 

flue side of the heat exchanger.

 

 

Flue Temp

 

• Inspect the flue sensor and associated wiring.

The stack temperature has exceeded the

Measure the resistance

of the

flue sensor and

Shutdown

compare to Table 3C on page 40 of this manual.

set parameters for the water heater.

 

Replace the sensor if necessary.

 

 

 

 

 

 

 

 

• Verify that the vent/air intake pipes are properly

 

 

installed and that there are no obstructions.

 

 

 

• Replace the main control board.

 

 

 

 

 

 

 

• Verify that the system is full of water and that all air

 

 

has been properly purged from the system.

 

 

 

• Verify that the heater is piped properly into the heating

 

 

system. Refer to Section 6 - System Piping of the

 

 

Armor

X2

Installation

and Operation

Manual

 

 

for the proper piping methods for the Armor X2 water

 

 

heater.

 

 

 

 

 

Delta T

 

• Check for voltage to the water heater pump motor

The temperature rise across the heat

on a call for heat. If voltage is not present, check

Shutdown

exchanger has exceeded the set parameters

the wiring back to the pump relay. Replace the pump

 

for the water heater.

relay if necessary.

 

 

 

 

 

• If 120 VAC is present on a call for heat and the water

 

 

heater pump is not operating, replace the pump.

 

 

• Verify that the water heater pump is set to the proper

 

 

speed or that the pump is the proper size. Reference

 

 

Section 6 - System Piping of the Armor X2 Water

 

 

Heater Installation and Operation Manual for water

 

 

heater pump specifications.

 

 

 

 

• Verify that the system is full of water and that all air

 

 

has been properly purged from the system.

 

 

 

• Verify that the water heater is piped properly into the

 

 

heating system. Refer to Section 6 - System Piping

 

 

of the Armor X2 Installation and Operation Manual

Outlet Temp

 

for the proper piping methods for the Armor X2 water

Outlet water temperature has exceeded the

heater.

 

 

 

 

 

Shutdown

 

 

 

 

 

maximum outlet water temperature.

• Check for voltage to the water heater pump motor on

 

 

 

a call for heat. If voltage is not present, check wiring

 

 

back to the pump relay. Replace the pump relay if

 

 

necessary.

 

 

 

 

 

 

• If 120 VAC is present on a call for heat and the heater

 

 

pump is not operating, replace the pump.

 

 

 

 

 

 

 

 

 

48

Page 47 Page 49
Image 48
Page 47 Page 49
Contents Models 1.0, 1.3, Contents Handling ceramic fiber materials Niosh stated First AidService MaintenanceTroubleshooting Armor X2 display Control inputs Primary Smart Control ModuleSecondary Smart Touch Control Module Primary Control outputsGeneral Operation How the water heater operatesSequence of operation Sequence of operation Sequence of operationThis table lists the parameters and where to access them Parameter tableBMS Viewable and changeable control parameters Status ScreenService Details Screen Service Main Screen Setup Screen Service/Setup Parameters Screen Service Set Point Parameters Screen Night Setback Parameters Screen Cascade Parameters Screen Cascade Operation10Vdc 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 water heater area Inspect water heater interiorFlue vent system and air piping Check water systemCheck expansion tank Check water heater relief valve Check ignition ground wiring Check all water heater wiringCheck control settings Check flame signalCleaning water heater heat exchanger Check Delta TOiled bearing circulators Troubleshooting Alarm ScreenBefore troubleshooting Check the followingCheck control module fuses Troubleshooting Checking temperature sensors Temperature ResistanceFault Cause Corrective Action Flow Switch CondensateDrain Blocked Flame outLight cont’d Flame LostWhile Running Manual Reset Cont’dHigh Limit 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 PressureGas valve adjustment procedure ModelModels 1.3
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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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