Jandy Pro Series Heater Controls Quick Guide

For LXITM and JXiTM Heaters

⚠ WARNING

TO AVOID PROPERTY DAMAGE, INJURY OR DEATH, BE SURE TO READ THE "CONSUMER INFORMATION AND SAFETY" SECTION IN THE HEATER INSTALLATION AND OPERATION MANUAL.

Operating Modes

Pool or spa will heat only when the filtration system is running and the control has been turned ON for either POOL or SPA, as indicated by a ? LED above either POOL or SPA button.
Maintain Temperature (Auto-Heat): Allows the heater to check the pool temperature periodically and override time clock settings, heating the pool or spa whenever the temperature falls below the set point. This feature requires additional field wiring and an optional relay.

Normal Operation

When the Zodiac (Z) icon is lit, the unit has power.
Choose Pool or Spa. Each has its own set temperature.
Temperature may be raised or lowered using ⬆️ or ⬇️ arrow buttons.
A ? LED above the POOL or SPA button indicates the unit is heating.
A ? LED above the POOL or SPA button indicates the unit is ON in pool or spa mode and the heater has reached the desired set temperature.

User Set-up Mode

With the unit OFF, press and hold MENU for 7-10 seconds. Use ⬆️ / ⬇️ arrow keys to toggle between functions. The MENU key toggles options within functions. Press POOL or SPA button to end Setup Mode and return to OFF.

User Set-up Functions:

Language Selection: Select English, Spanish, or French.
Temperature Scale: Select Fahrenheit or Celsius scale.
Spa Timer: Provides automatic shut down of spa operation.
Display Lighting: Controller lights can be set ON, OFF, or to SHUT OFF after a two-minute delay.

Refer to the heater installation and operation manual for complete descriptions of each function.

Service Set-up Mode

With the unit OFF, press MENU, POOL button, and SPA button simultaneously. Hold all three buttons for 7-10 seconds.

The ⬆️ / ⬇️ arrow keys toggle between functions. The MENU key toggles options within functions. The POOL & SPA keys end Setup Mode and return to 'OFF'.

Service Set-up Functions:

1) Maintain Temperature
2) Maintain Temperature Delay
3) Remote Thermostat
4) Freeze Protect
5) Louver (LXi models only)
6) Load Defaults - Resets factory settings
7) Air Temperature Calibration
8) Water Temperature Calibration
9) Water Temperature Differential
10) Statistics
11) Last Fault

Refer to the heater installation and operation manual for complete descriptions of each function.

Optional Remote Set-up

An optional control can be installed remotely using 22AWG 4-conductor wire up to 300'. The additional control can be wired in a pool house or in the home. All wiring must be done in accordance with applicable local and National codes and requirements.

Diagram Descriptions:

Figure 1: Remote Pool-Off-Spa Connection (3-Wire Connection): Depicts a 3-wire connection for a remote pool/spa control.
Figure 2: AquaLink RS or Remote TSTAT Connection (2-Wire Connection): Depicts a 2-wire connection for AquaLink RS or Remote TSTAT.
Figure 3: AquaLink RS 485 Communication (4-Wire Connection): Depicts a 4-wire connection for AquaLink RS 485 communication.

AquaLink® RS/Remote Setup:

Wire as shown in Figure 2.
Enter Service Set-Up mode (see Service Set-up Mode section). Choose Remote Thermostat (Service Setup Function #3). The display will show 'REMOTE' on the second line.
Use ⬆️/⬇️ arrows to toggle between: 'OFF', 'HI-LO-COM', or 'REMOTE T-STAT'. For AquaLink RS connection, choose 'REMOTE T-STAT'.
Press MENU to save selection. Press either POOL or SPA to exit Service Set-Up mode.
Press POOL or SPA button, then ⬆️ arrow key to raise spa temperature set point to maximum (104°F). The control will indicate either Pool or Spa enabled and flash 'REMOTE T-STAT ENABLED'.

AquaLink RS 485 Setup:

Wire as shown in Figure 3.
The display shows 'JANDY REMOTE ONLINE PUSH MENU TO DISABLE'. The heater control panel is now disabled.
To temporarily use the heater controls, press MENU, and all functionality will return to the heater control.
To return functionality to the RS remote, press MENU for 5 seconds to enter the User Set-up mode and then enable the remote.

Maintain Temp Set-up

This feature requires additional field wiring and an optional relay. Follow directions from Service Set-up Mode, Maintain Temperature (Service Set-Up Function 1).

To operate in pool mode with the Maintain Heat feature: press POOL, then press MENU, press the ⬇️ button until 'MAINTAIN POOL HEAT' is displayed, then press the MENU button.

The ? LED indicator lights, and the unit will display 'SET: XX°'. Change the temperature set point by pressing the ⬆️ or ⬇️ button until the desired set point is displayed. After 5 seconds of inactivity, the new set point is stored in memory.

Set Point Lockout

Make sure the control is in the ON mode (POOL or SPA). Press and hold the ⬆️ and ⬇️ buttons for 7-10 seconds. The set point will be locked and the control will operate in the mode it was in when the Set Point Lockout occurred.

If an attempt to change the set point is made while the control is in Set Point Lockout, the control will display 'SET POINT LOCKED'. To unlock the Set Point Lockout, press and hold the ⬆️ and ⬇️ buttons for 7-10 seconds. The unit will display 'SET POINT UNLOCKED'.

Example of Set-Up for RS Controls

Step 1: With the Control set to OFF, switch to the Service Setup menu by pressing MENU, then POOL button and SPA button, holding all three buttons simultaneously for 7 to 10 seconds.

Visual Description: Control panel showing 'HEATER IS OFF', 'PRESS POOL OR SPA'. Buttons: POOL, SPA, MENU. Z icon.

Step 2: Press the ⬇️ button until the screen reads 'REMOTE'. To return to a previous screen any time, press MENU.

Visual Description: Control panel showing 'SELECT SERVICE SETUP', 'REMOTE'. Buttons: POOL, SPA, MENU. Z icon.

Step 3: When 'REMOTE' is displayed, press the MENU button.

Visual Description: Control panel showing 'SELECT SERVICE SETUP', 'REMOTE T-STAT'. Buttons: POOL, SPA, MENU. Z icon.

Step 4: Press either the ⬆️ or ⬇️ button to change the display to 'HI-LO-COM' (3 wire) or 'T-STAT' (2 wire connection).

Visual Description: Control panel showing 'SELECT SERVICE SETUP', 'HI-LO-COM' or 'T-STAT'. Buttons: POOL, SPA, MENU. Z icon.

Step 5: Press MENU to select.

Visual Description: Control panel showing 'SELECT SERVICE SETUP', 'MAINTAIN TER' (transcribed from OCR). Buttons: POOL, SPA, MENU. Z icon.

Step 6: Press POOL or SPA to exit Service Setup and return to the heater control screen.