Raypak 2450 Series, Installation And Operation Manual, Page: 4 / 52

4
Water Chemistry 3
Warnings 5
Pay Attention to These Terms 5
Introduction 6
Installation Considerations 6
Electrical Connections 11
Water Connections 11
Pressure Drop 12
HPPH Control Display 12
User Modes 13
HPPH Control Menus 14
USER MENU — Heat ONLY, Power
Defrost and Heat/Cool Models 15
INSTALLER/SERVICE MENU —
HEAT ONLY Configuration 17
INSTALLER/SERVICE MENU —
POWER DEFROST Configuration 21
INSTALLER/SERVICE MENU —
HEAT/COOL Configuration 25
Control Settings 29
Set Current Time 29
C/F Display 29
Spa Max Temp 29
Pool Max Temp 29
Pump Periods 29
Temperature Control 29
Additional Features 29
Pump Control 29
Low Ambient (Outside) Lockout 29
Control Lock Box Mode 29
AUX Mode 30
Remote Pool Operation 31
Pool Heat Mode 31
Pool Cool Mode (HEAT/COOL models
ONLY) 31
Pool Auto Mode (HEAT/COOL models
ONLY) 31
TIMED SPA Mode 31
Fault History 31
Run Hours/Cycles 31
Compressor Start Delay 32
Minimum Run Time 32
Defrost Operation 32
3-Way Valve Control 32
Battery Back-up 33
High Water Temperature Limit 33
High Pressure Switch Lockout 33
Low Pressure Switch Lockout 33
Water Pressure Switch 33
Sequence of Operation 33
Digital Controls Operating
Instructions 34
To Increase or Decrease the Desired
Water Temperature (Pool or Spa Mode) 34
Select Temperature in °C or °F 34
Heat/Cool Operation 34
System Start-Up 35
Seasonal Start-Up or
Annual Check 35
Summer Shutdown 35
Freeze Protection 35
System Drain-Down 35
Continuous Pump Operation 36
Maintenance 36
Air Coil Cleaning 36
Cabinet Care (optional) 36
Unplug Condensation Drain Holes 36
Troubleshooting 36
Operational Status Messages 38
Error Messages 39
Service Call Verification 40
Power Supply 40
Water Flow 40
Time Clock Adjustment 40
Set Factory Defaults 40
Service Access to Heaters 40
Plumbing Diagrams 42
Wiring Diagram — 208V/230V
Single-Phase — Digital Models 46
Installing a Remote Control
Device 47
Heater 2-Wire Controllers (Heat Only) 47
3-Wire Controllers 47
2-Wire Controllers For “Chill” Mode -
Heat/Cool Models Only 47
Resistance Sensor Values 48
C
ontents