Tuttnauer 6671130 - Steam Generator Troubleshooting

MAN205-0195042EN Rev. A Aug. 2011
Page 90 of 137 pages
9.4 Steam Generator Troubleshooting
Symptom
Possible cause
Corrections
1. Steam
generator does
not start.
1.1 No power from the building
source.
1.2 Generator Circuit breakers
(1ph & 3ph) are OFF.
1.3 Trip coil is activated (no power
feed)
1.4 Water level in the generator is
low.
1.1 Check the reason for no
power supply from the
building.
1.2 Turn ON the circuit
breakers (1ph & 3ph)
1.3 Check the interlocks status.
1.4 No water inlet, See Section
No.2 below.
2. Water is not
filled into the
tank.
2.1 The water pump is defective or
blocked.
2.2 The water inlet solenoid valve
does not open.
2.3 The circuit breaker in the
water pump motor circuit trips
OFF.
2.4 The GICAR water level
controller or the electrodes is
defective.
2.5 The circuit Relay is defective.
2.6 The circuit breaker of the
control circuit is OFF or
defective.
2.1 Check, repair or replace
the pump.
2.2 Check power on solenoid
contacts or, repair/replace
the valve.
2.3 Check for short circuits, or
circuit breaker is defective.
Replace the circuit breaker,
or fix short circuit.
2.4 Check wires connectivity
between the electrodes
and the water level
controller or replace the
defective electrode or
electronic board.
2.5 Replace the circuit Relay.
2.6 Check and switch ON the
circuit breaker of the
control circuit.