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10. Fault finding the product
WARNING
Electric shock
Death or serious personal injury
‐
Switch off the power supply before you
start any work on the product.Make
sure that the power supply cannot be
switched on accidentally.
WARNING
Moving parts
Death or serious personal injury
‐
Tighten the coupling screws to the cor-
rect torque.
‐
Install the coupling guards securely to
the pump with the screws intended for
this purpose.
CAUTION
Corrosive liquids
Minor or moderate personal injury
‐
Wear personal protective equipment.
CAUTION
Toxic liquids
Minor or moderate personal injury
‐
Wear personal protective equipment.
CAUTION
Hot or cold liquid
Minor or moderate personal injury
‐
Wear personal protective equipment.
CAUTION
Hot or cold surface
Minor or moderate personal injury
‐
Make sure that no one can accidentally
come into contact with hot or cold sur-
faces.
Related information
10.1 The motor does not run when started.
Cause
Remedy
Power supply failure.
Connect the power supply.
One or more fuses are blown.
Replace the fuses.
The motor-protective circuit breaker has tripped.
Reactivate the motor-protective circuit breaker.
The thermal protection has tripped.
Reactivate the thermal protection.
The main contacts in the motor-protective circuit
breaker are not making contact, or the coil is faulty.
Replace the contacts or the magnetic coil.
The control circuit is defective.
Repair the control circuit.
The motor is defective.
Replace the motor.
17
English (GB)
Содержание MTR 1
Страница 1: ...MTR 50 60 Hz IEC Installation and operating instructions GRUNDFOS INSTRUCTIONS...
Страница 2: ......
Страница 27: ...7 5 22 kW MG MGE TM068598 7 5 45 kW MG MGE TM068599 4 4 1 4 1 1 4 1 1 4 1 5 27 CN...
Страница 32: ...7 2 1 2 1 1 TM016428 3 TM075491 4 5 6 7 8 MG MGE 32 CN...
Страница 34: ...9 9 1 MG MGE 8 1 34 CN...
Страница 35: ...10 8 3 1 10 1 10 2 10 3 35 CN...
Страница 36: ...10 4 36 CN...
Страница 37: ...10 5 10 6 10 7 IEC 60034 17 dU dt 6 2 37 CN...
Страница 48: ...6 CUE OFF EN 60204 1 5 3 2 3 6 1 90 4 270 o 180 o 90 o 0 o TM004257 1 2 3 4 5 48 KO...
Страница 50: ...2 1 1 TM016428 3 TM075491 4 5 6 7 8 MG MGE 50 KO...
Страница 52: ...9 9 1 MG MGE 8 1 52 KO...
Страница 53: ...10 8 3 1 10 1 10 2 53 KO...
Страница 54: ...10 3 10 4 54 KO...
Страница 55: ...10 5 10 6 10 7 IEC 60034 17 dU dt 6 2 55 KO...
Страница 70: ...10 8 3 1 10 1 10 2 10 3 70 TW...
Страница 71: ...10 4 71 TW...
Страница 72: ...10 5 10 6 10 7 IEC 60034 17 dU dt 6 2 72 TW...