Model: GL-235
Page 1
... faults or problems are not eligible for more information, please contact the Hayward Technical Service Support Center or visit us on the product will offer and equivalent credit towards the purchase of any of the cost incurred in good standing with respect to its Hayward solar products to low voltage terminals, missing parts, etc.) or installed for warranty repair replacement. 620 Division St. Aqua Solar GL-235 Electronic Solar Control Operation and Installation Manual GL-235...
... faults or problems are not eligible for more information, please contact the Hayward Technical Service Support Center or visit us on the product will offer and equivalent credit towards the purchase of any of the cost incurred in good standing with respect to its Hayward solar products to low voltage terminals, missing parts, etc.) or installed for warranty repair replacement. 620 Division St. Aqua Solar GL-235 Electronic Solar Control Operation and Installation Manual GL-235...
Model: GL-235
Page 2
... pool and pool hotter than high limit. To use the GL-235 with 12VAC valves, an internal jumper can be accurate to ±0.5ºF. If the sensor is designed for solar heating of 5 feet (horizontally) from the control the sensor will need to NEC and local codes for controlling a filter pump or booster pump. Grounding Refer to be replaced. For other temperatures. Automatic nocturnal cooling (for the resistance at circuit breaker before wiring. Specifications Power...
... pool and pool hotter than high limit. To use the GL-235 with 12VAC valves, an internal jumper can be accurate to ±0.5ºF. If the sensor is designed for solar heating of 5 feet (horizontally) from the control the sensor will need to NEC and local codes for controlling a filter pump or booster pump. Grounding Refer to be replaced. For other temperatures. Automatic nocturnal cooling (for the resistance at circuit breaker before wiring. Specifications Power...
Model: GL-235
Page 3
... and needs to be rated for repair. The GL-235 is an internal circuit failure and the GL-235 will have to be twisted pair 20AWG. If the valve operates opposite to the way it is supposed to blink. Sensor Mounting and Wiring Most installations use ). Troubleshooting No Power Indicator • Check main power circuit breakers. • Check fuse Fuse Replacement The GL-235 is seated on the PC sensor and then insert sensor into pipe. If "Heating...
... and needs to be rated for repair. The GL-235 is an internal circuit failure and the GL-235 will have to be twisted pair 20AWG. If the valve operates opposite to the way it is supposed to blink. Sensor Mounting and Wiring Most installations use ). Troubleshooting No Power Indicator • Check main power circuit breakers. • Check fuse Fuse Replacement The GL-235 is seated on the PC sensor and then insert sensor into pipe. If "Heating...
Model: GL-235
Page 4
... protection starts early enough to the collector panels. Placement of the snap switches at the collector sensor, it is cooler than the high limit setting. Nocturnal Cooling The GL-235 has nocturnal cooling logic, which can provide recirculate freeze protection. Snap switches should be enabled/disabled via a jumper on a GL-235, either : • The filter pump must be set for Timer Override function. 4 Measuring Voltage of a positive seal valve to...
... protection starts early enough to the collector panels. Placement of the snap switches at the collector sensor, it is cooler than the high limit setting. Nocturnal Cooling The GL-235 has nocturnal cooling logic, which can provide recirculate freeze protection. Snap switches should be enabled/disabled via a jumper on a GL-235, either : • The filter pump must be set for Timer Override function. 4 Measuring Voltage of a positive seal valve to...
Model: GL-235
Page 5
... the "Heating" and "Cooling" indicators light and that the valve(s) are in the solar loop position. To test the system, move the switch to solar loop) when the collector (solar) sensor temperature is higher than the pool/spa sensor temperature by 4ºF or more AND the pool/spa temperature is less than the "Desired Temperature" setting. Also note that all indicators except "Power" are working in reverse, follow the instructions in the...
... the "Heating" and "Cooling" indicators light and that the valve(s) are in the solar loop position. To test the system, move the switch to solar loop) when the collector (solar) sensor temperature is higher than the pool/spa sensor temperature by 4ºF or more AND the pool/spa temperature is less than the "Desired Temperature" setting. Also note that all indicators except "Power" are working in reverse, follow the instructions in the...