What is in this manual?
4
Service Manual

Service

The Armor X2 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 -- user and installer
• Sequence of operation -- Water Heating

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 X2 water heater operation

• Setup
• Service / Setup
• Setpoint
• Night Setback
• Cascade
• Pumps
• BMS

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 water heater relief valve
• Inspect ignition electrode
• Check ignition ground wiring
• Check all water heater 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 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