A.O. Smith SGE - 40, Installation, User And Service Manual

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is
Instruction manual SGE 95
The anode protection is
not working.
• The cables
between the
potentiostat and
anodes are loose or
have been
connected
incorrectly.
• The earth
connection of the
anodes is loose.
• The appliance is not
filled with water.
Appliance runs, but displays a warning.
Note
The appliance is functioning, but there is no anode protection for
the tank.
1. Connect the wiring up properly and the warning will disappear.
2. If the wiring is correct but the warning remains, check that the
earth connection is good and whether the tank is filled with
water.
Solar heating system
pump or Q/T sensor not
correctly connected.
Lead(s) loosened or
incorrectly connected
Appliance runs, but displays a warning 1. Connect the pump or Q/T sensor properly and the warning will
disappear.
1. If correctly wired but the warning remains, replace pump or
sensor.
To replace the necessary parts, you must contact your installation
engineer.
Collector temperature
too high.
Temperature S
1
is
greater than T
collector
max
.
Non-drainback systems:
The solar systems pump runs at full power for 10 minutes, pumping
the fluid in the solar system round. If T
col
> T
collector max
after this
has elapsed, the pump will stop running for 30 minutes. After 30
minutes, the pump will start running again and the controller of the
solar heating system checks whether T
col
is less than T
collector max
.
Drain-back systems:
The solar system's pump stops running immediately (for 30
minutes). After 30 minutes, the pump will start running again and
the controller of the solar heating system checks whether T
col
is
less than T
collector max
.
1. You can let the message disappear automatically by allowing
the heating fluid to cool down.
2. You can also manually eliminate the message by pressing the
RESET and ENTER buttons simultaneously.
Situation Cause Measure Note