Moomba 2009 Gravity Edition, Owner'S Manual

Page: 44 / 88

© 2009 Skier’s Choice, Inc.
Ballast Switch LED Light Blink Codes
Blink Code Cause Reason Correction
One Blink Pump has run dry Tanks empty or no water at inlet Pump will shut down in approx. 15 seconds
and will not restart until switch is cycled off.
Two Blinks High Amperage draw from
pump
(1) Line blocked, pump stalled (1) Pump will shut down immediately and not
restart until switch is cycled to off. If problem
persists, unit will shut down immediately again
until problem is resolved.
Three Blinks Power loss between the
module and the pump
Open condition, winding breaks,
power removed between control
module and pump.
Module will shut down after 10 seconds of
loss of power between module and pump and
will not restart until cycled.
(2) Low battery voltage (2) Check the battery voltage. Have engine
running when turning on the pumps.
(3) Turning on all the pumps
at the same time.
(3) Turn the pumps on one at a time.
2009 Ballast Trouble Shooting Guide
Four Blinks Low voltage Pump will not start if power
at control module is less than
10.5 VDC
Charge battery and/or run boat engine while
filling ballast.
Six Blinks Timer limit Programmed limit Control module has reached programmed or
maximum run time. Additional ballast can be
added (bumped) in 1 minute increments by
pressing FILL. This will add extra water to ballast
but will not effect program time.
Problem Possible Cause Action Correction
Pump will not turn on, no
blinking light at switch
Ballast power wires not
connected to battery
Check ballast power wires
at battery
Connect power wires to battery
Pump will not turn on, no
blinking light at switch
Ballast breaker is tripped Check 60 amp ballast breaker
at the battery
Reset ballast breaker at battery
Pump will not turn on, no
blinking light at switch
System needs reset Check power to all areas Turn power off to the system at the breaker
and then back on and retry
Pump turns on, but does
not pump water
Pump not priming (1) Water intake ball valves are not
open
(2) Kink in hose
(1) Open ball valves
(2) Check hoses for kinks and straighten
as needed
(3) Check hose connections and tighten if
loose.
Mobius LS Gravity III
These boats have an optional split rear tank which allows for
adjustment in weight from port or starboard.
Mobius LS Gravity II
These boats have a double ballast system. The fore ballast is in
the ski locker located in the floor of the boat. The aft ballast is
in a large tank under the rear seat.
Gravity Ballast System