1. Standard Low Level Programming
It is possible to change the parameters of the Equipment System by positioning specific jumpers located on the system
board.
Jumper Location
Jumper 1 - Current Limiting Option
Position 1 (High Current / 240vac): There is no current restriction. This allows the heater to operate with the pump (both pumps on a
dual pump system) in high speed.
Position 2 (Low Current / 120vac): The system will not turn the heater on when the pump is in high speed (one of the pumps on a
dual pump system). The heater On indicator will flash on the display to tell the user that there is a call for heat but the heater is not
allowed to start.
Jumper 2 - Temperature Unit
Position 1: Temperature will be displayed in Fahrenheit degrees.
Position 2: Temperature will be displayed in Celsius degrees.
Jumper 3 - Pump 1
Position 1: Two Speed Pump
Position 2: Single Speed Pumps
Jumper 4 - Pump 2
Position 1: Two Speed Pump
Position 2: Single Speed Pumps
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