SJE Rhombus Timed Dosing
Pumps do not operate. Images may vary depending on the panel and features.
Pumps do not operate. Images may vary depending on the panel and features.
WARNING: Please use caution while handling your pump control panel. We have designed them with the highest safety standards in mind, however they are complex electronics and can cause death or serious injury if used improperly. Only follow the instructions provided in these videos and contact our support team if you are unsure of what to do.
WARNING: Please use caution while handling your pump control panel. We have designed them with the highest safety standards in mind, however they are complex electronics and can cause death or serious injury if used improperly. Only follow the instructions provided in these videos and contact our support team if you are unsure of what to do.
Take a reading of the Infeed Control/Alarm power on Terminal Block (TB) 2 position 3 to 4. It should read approximately 120VAC, give or take 20%. If it does not, please correct before you continue.
Take a reading of the Infeed Control/Alarm power on Terminal Block (TB) 2 position 3 to 4. It should read approximately 120VAC, give or take 20%. If it does not, please correct before you continue.
Check the incoming pump power. Does Terminal Block (TB) 2 positions 1 and 2 match the voltage that the pump requires? Reference schematic to verify where incoming power should be wired in the panel.
Yes
No
Does motor contactor pull in with HOA in Hand position? NOTE: Redundant off circuit must be closed (TB1 positions 7 & 8)
Yes
No
Does motor contactor coil have 120 VAC?
Yes
No
Is there approximately 120 VAC to position 8 on terminal block 1?
Yes
No
Check infeed control and alarm power (TB2 positions 3 and 4). Do you have approximately 120 VAC?
Yes
No
Is there approximately 120 VAC to position 7 on terminal block 1?
Yes
No
Is there 120 VAC to position 5 on terminal block 1 with HOA switch in Auto position? Low level cutout circuits must be closed.
Yes
No
When timer is engaged, it starts in the Off sequence first.
When timer is engaged, it starts in the Off sequence first.
When the Off sequence time has elapsed, it will then transition into the On sequence, which should turn the pump On when the HOA switch is in the Automatic position.
When the Off sequence time has elapsed, it will then transition into the On sequence, which should turn the pump On when the HOA switch is in the Automatic position.
Set the OFF time to 0. Set the ON time to a minimum of 10 minutes. NOTE: The numbers on the face of the timer can be adjusted using the beige screw in the bottom left corner of the time.
Set the OFF time to 0. Set the ON time to a minimum of 10 minutes. NOTE: The numbers on the face of the timer can be adjusted using the beige screw in the bottom left corner of the time.
Is the On light illuminated?
Yes
No
Does the motor contactor pull in when the timer is in it's On cycle and HOA switch is in Auto?
Yes
No
Check coil voltage of contactor. Does it read approximately 120 VAC?
Yes
No
Check the line and the load side of the contactor. Does the load side of the contactor match the voltage that the pump requires?
Yes
No
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