M-2/M-3 Control Reference Card
Instruction card for M-2 and M-3 systems equipped with
Standard Digital control panels
When your spa is powered up, it begins running in an economy mode.
This setting is designed for periods of little or no spa use, but
the spa continues to filter twice a day to maintain water quality.
pad to switch the spa to standard mode which will
automatically heat and maintain the water at 100°F or your
desired set temperature.
Temperature Adjustment (Range: 80°F-104°F)
The current temperature is constantly displayed on the LCD. Press
once to display the set temperature. (The set
temperature is designated by a triangle in the upper left corner).
Each time either pad is pressed again, the set temperature will
or decrease depending on which pad is pressed. After three seconds,
the LCD will automatically display the current spa temperature.
pad to turn on the low speed of the pump. Press the pad again to
turn on the high speed of the pump. Press the pad a
final time to turn off the pump. Due to Automatic Spa Control, the
low speed of the pump will start automatically when the heater is
turned on or when a filter cycle is activated. If the low speed of
the pump is on under Automatic Spa Control, it cannot be deactivated
from the panel; however, the high speed of the pump may be started.
If left on, the low speed of the pump will automatically turn off
after 4 hours; the high speed will turn off after 30 minutes.
Systems with a circulation pump: The pump has only one speed.
It will turn off if the water temperature is 2°F above the set
temperature. It turns on again at 1°F below the set temperature. The
pump always comes on during a filter cycle.
pad to turn the blower on and off. If left on, the blower will
automatically turn itself off after 30 minutes.
Your spa light has three settings. Press the
pad once for the brightest intensity and a second time for medium
intensity. Press the
pad a third time for the dimmest setting and a final time to turn
the spa light off. If left on, the light will automatically turn off
Standard and Economy
to switch between modes. Economy mode only heats water during filter
cycles. Standard mode maintains the set
temperature at all times.
Preset Filter Cycles
Your spa will automatically filter itself twice each day. The
first filter cycle will begin 1 minute after the spa is energized.
filter cycle will begin 12 hours after the start of the first filter
cycle. Filter duration is programmable at the topside panel for 2,
4, 6, or
8 hours. The default filter time is 2 hours. To program, press the
"Warm" or "Cool" pad, then the "Jets" pad. Press the "Warm" or
"Cool" pad to select the filter duration. Press the "Jets" pad again
to exit the programming mode. During filtration, the low speed of
the pump and the ozone generator (if installed) will run. To clean
out the air channel, the blower will run for 30 seconds at the start
the first filter cycle.
Systems with a circulation pump: If your spa has a
circulation pump and an ozone generator, each will run 24 hours per
to constantly maintain the spa water. Also, once a day, the blower
will run for 30 seconds and the high speed of the pump will run for
If the high-limit sensor detects 40°F at the heater, then all
equipment is automatically activated to provide freeze protection.
This is a
normal spa function; no corrective action is necessary. The
equipment stays on until the sensor detects 45 °F at the heater.
protection is enabled regardless of the status of the spa. In colder
climates, an optional additional freeze sensor may be added to
protect against freeze conditions. See your dealer for details.
Warning! Shock Hazard! No User Serviceable Parts.
Do not attempt service of this control system. Contact your dealer
or service organization for assistance. Follow all owner's manual
connection instructions. Installation must be performed by a
licensed electrician and all grounding connections must be
System Options -
Activated by Dealer or Service Organization Only!
Temperature control (80°F - 1Q4°F): J17 on 1 pin
(80°F - 108°F): J17 on 2 pins
Circulating pump & 24 hour ozone: J6 "B" position
Preset filter; ozone during filter cycle; no circulating pump: J6
12/120V Light: J12
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