C A M B R I D G E T P 5 0 0
ISSUE
POSSIBLE CAUSE
SOLUTION
• No power
Breaker or RCD off
Check that RCD breaker is turned ON
Loose wire connection
Check wire connections
• RCD trips
Mis-wired
Check wiring per diagram, especially neutral wire
Component failure
Perform elimination test to determine failed component. See
elimination
test
section
• Heater not operating or spa no
t
heating
Temperature set to low
Set temperature above current water temperature
Water level too low
Add water until water level is 1 inch (25mm) above Water Line
Blown fuse
Check 30amp bus fuse on control board
Component failure
Contact dealer
• Pump not operating or turns off
Air lock
See Air lock procedure
after a short time
Improper voltage to pump
Contact dealer or qualified electrician
Time out
As a safety precaution, the Spa Controller only allows Pump
operation for 15 minutes continuously
Component failure
Contact dealer or qualified electrician
Thermal overload
During extreme high ambient temperatures the pump motor
may reach the motor thermal overload limit. Wait until motor
cools and retry. If problem persists contact dealer
• Pump surging
Low water level
Add water until water level is 1 inch (25mm) above water line
• Light will not turn on
Burned out bulb
Change bulb
Light bulb may have fallen out
Unscrew back housing and reinsert bulb
• Ozone Generation Unit will not
Blown fuse
Check Ozone fuse
operate
Burned out UV bulb
Replace unit
Component failure
Contact dealer
•
No water Flow from Jets
Air lock
See air lock procedure
Adjustable jets turned off
Turn jets on
Faulty pump or motor
Contact dealer
Slice valve closed
Open slice valve
Clogged filter
Clean or change filter
•
Jet popped Out
Jet face not seated
Insert jet and turn clockwise until jet snaps into place you will
feel
the
jet
seat
Broken jet
Contact dealer
• No air flow from jet
Adjustable jets turned off
Turn jets on
Air control valve not open
Open air control valve
Broken jet
Contact dealer
Jet not seated properly
Insert jet and turn clockwise until jet snaps into place as it seats
• Noisy Pump or Motor
Air lock
See air lock procedure
Low water level
Add water until water level is 1 inch (25mm) above water line
Clogged filter
Clean or replace filter
Damaged or warn motor bearings
Contact dealer
• Spa Overheating
High ambient temperature
During extreme high ambient temperatures the spa may over
heat due to internal friction with in the plumbing. Reduce set
temperature or remove spa cover to cool.
Filtration duration
Reduce filtration cycle duration to minimum setting
• Spa will not turn off
Spa is trying to heat
Check set temperature or heat indicator light on topside
console
is
ON
Spa is on high filter cycle
Check filter cycle and reduce to 2 or 4
• Abnormal water
Excessive evaporation
Check and adjust spa cover if needed
Excessive splashing
Monitor water level after each use
• Water not clean
Dirty or clogged filter
Clean or replace filter
Poor water chemistry
See common water problems section
Insufficient filtration Cycle duration
Based on usage ,adjust filtration cycle duration
High solids content
See common water problem section
Trouble shooting
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