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Lochinvar Armor 100 Series User Manual

Lochinvar Armor 100 Series
44 pages
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Service Manual
Models: 400 - 1000
Series 100 & 101
This manual must only be used by
a qualified heating installer / service
technician. Read all instructions,
including this manual and the Armor
Installation and Operation Manual,
before installing. Perform steps in the
order given. Failure to comply could
result in severe personal injury, death,
or substantial property damage.
󰖱 WARNING
Save this manual for future reference.
100332297_2000589045_Rev A
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Lochinvar Armor 100 Series Specifications

General IconGeneral
BrandLochinvar
ModelArmor 100 Series
CategoryWater Heater
LanguageEnglish

Summary

Service

The Armor Water Heater Display

Details the water heater display, including panel readouts and buttons.

Control Inputs

Illustrates and lists all control module inputs and options for the water heater.

Control Outputs

Details the control module outputs and options, including connected components.

General Operation

Explains how the water heater operates, its control module, and access modes.

Display Panel Menu Access

Guides on accessing programming modes and navigating the display panel menus.

Parameter Table

Lists SMART TOUCH control module parameters and their access levels for users and installers.

Initial Setup Screen

Covers initial setup procedures for clock, date, and temperature units.

Viewable and Changeable Control Parameters

Details parameters that can be viewed and modified on the control panel.

Control Modes

Explains various control modes like BMS, ModBus, and Cascade operations.

Circulation Pumps

Describes parameters related to circulation pump operation and system integration.

Maintenance

Maintenance and Annual Startup

Provides schedules and procedures for annual maintenance and startup.

Address Reported Problems

Procedure for addressing issues reported by the water heater owner.

Inspect Water Heater Area

Guidelines for inspecting the area around the water heater for safety.

Inspect Water Heater Interior

Instructions for inspecting the internal components of the water heater.

Clean Condensate Trap

Procedure for inspecting and cleaning the condensate trap and line.

Flue Vent System and Air Piping

Checks for proper condition, blockage, and sealing of the flue vent and air piping.

Check Water System

Steps to verify water system components, pressure, and air vents.

Check Expansion Tank

Guidance on checking the function and type of expansion tanks.

Check Water Heater Relief Valve

Procedures for inspecting, testing, and replacing the relief valve.

Inspect Ignition and Flame Sense Electrodes

Instructions for inspecting, cleaning, or replacing ignition and flame sense electrodes.

Check Ignition Ground Wiring

Procedure for inspecting ground wire continuity and connections.

Check All Water Heater Wiring

Steps to inspect all water heater wiring for condition and attachment.

Check Control Settings

Verifying and adjusting control module and external limit control settings.

Perform Start-Up and Checks

Guidance on performing start-up procedures and operational checks.

Check Burner Flame

Procedure for inspecting the burner flame for satisfactory operation.

Check Flame Signal

How to check the flame signal reading on the display.

Review with Owner

Advice on discussing maintenance and operation with the owner.

Cleaning Heat Exchanger

Detailed steps for cleaning the water heater heat exchanger.

Check Delta T

Guidance on checking the temperature difference (Delta T) across the heat exchanger.

Oiled Bearing Circulators

Information on circulator lubrication requirements.

Troubleshooting

Check Control Module Fuses

Procedure for checking and replacing control module fuses.

Checking Temperature Sensors

How to test and compare temperature sensor resistance values.

Check Flame and Combustion

Steps for performing combustion analysis and checks.

Gas Valve Adjustment Procedure

Instructions for adjusting the gas valve for optimal combustion.

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