Lochinvar EnergyRite ER402 - Manual (Page 5)

Service Manual
5
What is in this manual?
Service
The EnergyRite 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 pool heater operates
• How the control module operates
Control panel menu access
• Accessing service and setup mode and locating menus
Maintenance
• Service and maintenance schedules
• Inspect pool heater area and pool heater interior
• Check all piping for leaks
• Check air openings
• Flue vent system and air piping
• Check water system
• Check pool heater relief valve (if applicable)
• Inspect ignition electrode
• Check ignition ground wiring
• Check all pool heater wiring
• Check control settings
• Perform start-up and checks
• Check burner flame
• Check flame signal
• General maintenance
• Cleaning heat exchanger
Troubleshooting
• Troubleshooting table - No display
• Checking temperature sensors
• Sensor table
• Troubleshooting table - Fault messages displayed on
pool heater interface
• Gas manifold pressure adjustment procedure
• Checking gas supply pressure