Jacuzzi LED Series Troubleshooting Manual page 4

8.0 Troubleshooting without The Control Panel .......................................................................... 17
8.1A No Heat or Not Enough Heat (All Models) .................................................................................................................17
8.1B No Heat or Not Enough Heat (All Models) .................................................................................................................18
8.1C No Heat or Not Enough Heat (All Models) .................................................................................................................19
8.1D No Heat or Not Enough Heat (All Models) .................................................................................................................20
8.1E No Heat or Not Enough Heat (All Models) .................................................................................................................21
8.2 Intermittent Heating ...................................................................................................................................................22
8.3 Nothing Works ...........................................................................................................................................................22
8.4 Hot Tub Doesn't Come On for Filter Cycle ................................................................................................................23
8.5 House Breaker Trips ..................................................................................................................................................23
8.6A J-300 Collection DCU Unit .........................................................................................................................................24
8.6C Hot Tub Light Will Not Come On................................................................................................................................25
8.7 No Jets.......................................................................................................................................................................26
8.8 Ozonator Not Working (Optional) ..............................................................................................................................27
CLEARRAY
8.9 Not Working .........................................................................................................................................28
8.10 Weak or Surging Jets ................................................................................................................................................29
8.11 Jets Pump Runs and Quits During Jet Mode.............................................................................................................30
8.12 Circulation Pump Not Working ...................................................................................................................................31
8.13 Troubleshooting A Thermal Pump Cutout ..................................................................................................................32
8.14 Pump 1 Hums and Will Not Start ...............................................................................................................................32
8.15 SERVICE BULLETIN: 2014 J-300 Summer Logic Upgrade (July 29, 2014) .............................................................33
8.16 MicroChip Replacement Procedure ...........................................................................................................................34
8.17 48 Frame Jet Pump Change......................................................................................................................................35
APPENDIX .......................................................................................................................................... 36
A1 Checking Voltage to Hot Tub .....................................................................................................................................37
A2 Checking Current Consumption of Devices ...............................................................................................................38
A3 Checking Voltages to Devices ...................................................................................................................................39
A4 Testing Flow Switch ...................................................................................................................................................40
A5 About Fuses...............................................................................................................................................................40
A6 The Watchdog "- - -" ..................................................................................................................................................41
A7 Understanding Sanitizers...........................................................................................................................................41
A8 Understanding pH ......................................................................................................................................................42
A9 North American 60 Hz 120V/240V Convertible 1-Pump Models ...............................................................................43
A10 North American 60 Hz 240V 2-Pumps Models ..........................................................................................................44
A11 Export 50 Hz 230V 1-Pump Models ..........................................................................................................................45
A12 Export 50 Hz 230V 1- or 2-Pump Models ..................................................................................................................46
A13 Load Box Connection Diagrams A - D (North American 60 Hz) ................................................................................47
A14 Temperature Sensor/Hi-Limit Sensor Resistance Chart ............................................................................................49
A15 Flow Switch Illustration ..............................................................................................................................................50
A16 Sensor Harness Diagram ..........................................................................................................................................50
A17 Transformer Test ........................................................................................................................................................51
A18 Troubleshooting The Optional Stereo System ...........................................................................................................52
A20 Glossary of Terms ......................................................................................................................................................54
A21 Troubleshooting Data Collection Form ......................................................................................................................55