A.O. Smith SGS - 100, Инструкция по установке, эксплуатации и обслуживанию

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Instruction manual SGS 98
13.4 Warnings on the display
Warnings on the display
Situation Cause Measure Note
Q/T sensor not
correctly connected
Lead(s) loosened or
incorrectly connected
Appliance runs, but displays a warning. 1. Properly connect Q/T sensor and the warning will disappear
2. If correctly wired but the warning remains, replace sensor
Caution: To have the sensor connected or replaced, contact your
installation engineer
Collector temperature
excessive
Temperature S
1
is
greater than T
collector
max
Non-drainback systems:
The solar system's 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 solar heating
system's controller 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 solar heating system's controller 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 button simultaneously
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.
Maximum burning
hours: Service required
The actual burning
hours have exceeded
the preset burning
hours
Appliance runs, but displays a warning. For maintenance to your appliance, contact your installation
engineer