Troubleshooting A Three Phase Panel - CUDA Series 2840 Operator's Manual

Troubleshooting a Three Phase Panel

Measure Voltage
Power
Across L1, L2 and L3
ON
Terminals on Junction
Box
208 to 240V
Remove Primary
Power
Fuses; Measure the
OFF
Resistance of Each
approximately 0 Ohms
Remove Secondary
Power
Fuse; Measure the
OFF
Resistance
approximately 0 Ohms
Remove Heater
Power
Fuses; Measure the
OFF
Resistance of Each
approximately 0 Ohms
Remove Pump
Power
Fuses; Measure the
OFF
Resistance of Each
approximately 0 Ohms
Electrical Panel is
OK, Refer to Testing
Individual Components
Electrical Panel is OK,
C h e ck M a i n Pow e r
Disconnect
Fuse is Blown; Replace
Blown Fuse
S e c o n d a r y F u s e i s
Blown; Replace Fuse
One of the Heater Fuses
is Blown; Replace the
Blown Fuse
One of the Pump Fuses
is Blown; Replace the
Blown Fuse
Cuda 2840 Operator's Manual 8.930-370.0 - AU
Transformer
Secondary
Fuses
Primary
Fuses
Pump
Contactor
Pump
Overload
Relay
Maintenance
Junction
Block
Pump
Fuses
Heater
Fuses
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