What is in this manual?
Service
Near water heater piping
• Typical system components
The Armor water heater display
• Display panel readout, buttons and their functions
Control module inputs
• Control module inputs and options
Control module outputs
• Control module outputs and options
General
•How the water heater operates
•How the control module operates
•Access modes
•Sequence of operation
Control panel menu access
•Accessing programming mode and locating menus (See separate guide covering the PC interface.)
Control panel parameter access
• Accessing and changing parameters from the display panel
Quick start information -- parameter table
•An index of available adjustments and readouts, where to access them and where to find detailed information.
Armor water heater operation
•A: General
•C: Data Logging
•D: Functions
•E: WHR Settings
•H: Control Modes
•I: Circulation Pumps
•J: Service Notification
4
Service Manual
Maintenance
•Service and maintenance schedules
•Address reported problems
•Inspect water heater area and water heater 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 water heater relief valve
•Inspect ignition electrode
•Check ignition ground wiring
•Check all water heater wiring
•Check control settings
•Perform
•Check burner flame
•Check flame signal
•Check flue gas temperature
•General maintenance
•Review with owner
•Cleaning the water heater heat exchanger
•Oiled bearing circulators
Troubleshooting
•Troubleshooting table - No display
•Checking temperature sensors
•Sensor tables
•Troubleshooting table - Fault messages displayed on the water heater interface
•Combustion analysis procedure
•Gas valve adjustment procedure
