Balboa Instruments ML240 User Manual Download Page 5

Light 

Some systems are equipped with both a spa light and a 
fiber optic light; however, only one can be accessed by this 
panel. (Larger panels may be purchased so that both the 
spa light and fiber optic light can be utilized.) Depending 
upon how your spa is equipped and configured, the 
“Light” button will operate in one of three ways:

1) Press the “Light” button to turn the spa light on and 
off, and to shift between dim and bright settings if your 
light is dimmable.

2) If a fiber-optic light with wheel is installed, press the 
“Light” button once to start the light and wheel, press 
it again to stop the wheel, and then again to turn the 
light off.

3) If a fiber-optic light without a separate wheel stop is 
installed, press the “Light” button to turn it on and off.

Again, both a spa light and a fiber optic light may be 
used simultaneously on the EL8000 and EL5000 systems 
with a different panel.

If any light is left on, it will automatically turn off after a 
factory programmed time period.

Ozone

(optional)

On most systems, the ozone generator (if installed) runs 
during filter cycles (except when pump 1 is operating at 
high speed on a non-circ system) and during clean-up 
cycles. On some systems, the ozone generator operates 
whenever the pump runs.

If your system is configured with the optional ozone 
suppress feature, the ozone generator will turn off for 
1 hour any time a function button (Jets, Jets 2, Blower, 
etc.) is pressed.

Clean-up Cycle

(optional)

When a pump or blower is turned on by a button 
press, a clean-up cycle begins 30 minutes after the 
pump or blower is turned off or times out. The pump 
and the ozone generator will run for one to four hours, 
depending on the system (on some systems, you can 
change this setting; see User Preferences section.)

Freeze Protection

If the temperature sensors within the heater detect a low 
enough temperature, then the pump(s) and the blower 
automatically activate to provide freeze protection. The 
pump(s) and blower will run either continuously or 
periodically depending on conditions.

In colder climates, an optional additional freeze sensor 
may be added to protect against freeze conditions that 
may not be sensed by the standard sensors. Auxiliary 
freeze sensor protection acts similarly except with the 
temperature thresholds determined by the switch. See 
your dealer for details.

Locking Features

If this panel is used as the main panel, locking features 
will not be available.

If this panel is used as a remote or additional panel, it 
will lock when the main panel is locked. To unlock this 
panel, unlock the main panel.

In the same way, the set temperature can be locked and 
unlocked by a main panel. When the set temperature is 
locked, it cannot be changed from either panel.

Preset Filter Cycles

On all systems, the pump and the ozone generator will 
run during filtration. At the start of each filter cycle, the 
blower will run briefly on its highest speed to purge the 
air channels. The lowest speed of any other pumps and 
the mister will also run briefly. On some circ systems, 
pump 1 may also run for the duration of the filter.

(Note: This panel cannot be used to program filter 
cycles for systems that are programmed by time 
rather than by duration. For these systems, a larger 
panel is needed and the following description does 
not apply.)

The first filter cycle (“day”) begins 6 minutes after the 
spa is powered up. The second filter cycle (“night”) 
begins 12 hours later. Filter duration is programmable 
for 1-12 hours (“

”-“

”). The default filter duration 

can vary from system to system. To program, press 
“Temp” then “Jets.” Press “Temp” to select the filter 
duration. Press “Jets” to select the number of filter cycles. 
The display will show “

” (both “day” and “night” 

cycles); “ ” (day cycle only); or “ ” (“night” cycle only). 
Press “Temp” to adjust, then press “Jets” to exit the 
programming mode. For continuous filtration, use “

and “

”.

Displaying Information About Your Spa

There are several pieces of information about your 
spa that can be called up from the panel, but are only 
needed in special cases.

To access this information, press “Temp” then “Jets”, then 
“Light”. (Each press must be within 3 seconds of the 
previous press.) Then press “Temp” until you see “

on the display. Press “Jets” to see the SSID (a series 
of 3 numbers, such as 100 133 10, which indicates the 
precise revision of the software in your spa), followed 
by the Mach software version number (such as 2.1), 
followed by “

” and then your spa’s network ID 

number (consisting of both letters and digits displayed in 
5 steps).

If you need to see this series of numbers again, 
and “

” is once again on the display, just press 

“Jets” again.

When done, press the “Light” button (more than once if 
necessary) until you see the normal temperature display.

Page 3

Summary of Contents for ML240

Page 1: ...Light Temp Jets Aux Light Temp Jets Note regarding EL and GL systems Mach 3 EL and GL systems function identically but conform to different International requirements This user guide will refer to EL...

Page 2: ......

Page 3: ...utting off automatically Certain conditions filters or freeze can cause a function to operate longer while faults can cause a function to operate for a shorter length of time The system keeps track of...

Page 4: ...Mode Pressing Temp followed by Aux or Jets 2 or Blower will turn off all spa functions temporarily This is helpful when changing a filter Pressing any button exits Standby mode On some systems the Jet...

Page 5: ...the temperature thresholds determined by the switch See your dealer for details Locking Features If this panel is used as the main panel locking features will not be available If this panel is used as...

Page 6: ...factory default When set to through the number is the address see your Dolphin II manual for details Editing User Preferences View the setting The left two characters before the decimal point tell you...

Page 7: ...reset the GFCI and the spa will operate normally from that point You can verify a successful test by navigating to the item as described above pressing Jets and then pressing the Temp button until you...

Page 8: ...nce the heater has cooled reset by pushing any button If spa does not reset shut off the power to the spa and call your dealer or service organization DO NOT ENTER THE WATER Remove the spa cover and a...

Page 9: ...solid on the display when the temperature is not current will alternate with the temperature when the temperature is current Operates the same as Standard mode then reverts to Economy mode after 1 hou...

Page 10: ...operation med hi off or 3 speed operation lo med hi off If left on the blower will automatically turn off after a timeout period Fiber optional on some systems If a fiber optic light with wheel is in...

Page 11: ...nnect only to a circuit protected by a Class A ground fault circuit interrupter To ensure continued protection against shock hazard use only identical replacement parts when servicing Install a suitab...

Page 12: ...o not attempt service of this control system Contact your dealer or service organization for assistance Follow all owner s manual power connection instructions Installation must be performed by a lice...

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