No Jets; Troubleshooting - No Jets - Jacuzzi Premium J-325 Troubleshooting Manual

8.7 No Jets

This is a condition of constant zero water pressure. The fi rst step in diagnosing the
problem is to determine if the pump is actually turning. Once this determination is made,
follow the appropriate portion of this S.T.A.
Diagnostic Tools: Voltmeter, spare control panel.
Suggested Spare Parts (Page 59): Control panel, circuit board, pump.
Pump Is Turning - Checking For A Flow Problem
1. Is the fi lter clogged?
2. Is there an obstruction in the plumbing line?
3. Check for an air lock (clear the air lock by opening the pump union on the discharge side or loosen-
ing the diverter cap, with the pump off).
Pump Not Turning;
Standard Troubleshooting Approach
Press JETS Button to turn on
jets pump.
Do you hear a relay click on the
circuit board?
Yes
Is voltage from circuit board to
main pump correct? Check for
240 VAC (120 VAC for J315,
J325 models) at recommended
test points. See table at right
for a listing of recommended
test points.
Yes
Is connection between circuit
board and pump OK?
Yes
Replace pump.
Danger: Electrical Shock Hazard Exists!
High Voltage Present On Circuit Board. Use Ex-
treme Caution While Servicing Circuit Board.
No Plug in spare control panel then press
JETS Button.
Do you hear a relay click on the circuit
board?
Yes
Replace control
panel.
No
Replace circuit
board.
No
Repair wiring.
Circuit Board Illustrations
A. 2002+ Protech LED Models (Page 50-51)
No
Replace circuit board.
Recommended Test Points
1. Low Speed Pump 1 - test points 18 & 19
2. High Speed Pump 1 - test points 18 & 20
3. Pump 2 - test points 21 & 22
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