Senztek Solastat 2-3, Руководство пользователя, Страница: 13 / 16

SolaStat™-2-3 User Guide
Version 1.11 – November 2011 Page 10
T
ROUBLE
S
HOOTING
G
UIDE
Symptom Cause Solution
No operation, no
display and no lights.
No power/fault. Check mains outlet.
Check fuses.
POWER light ON but
no display or
corrupted display.
Power brown out (mains power not
running at full voltage).
Unit faulty.
Switch off power while mains
power is in brown out condition.
Switch off power for 10 minutes,
switch on power and see if unit is
operating. If not, unit needs repair.
Contact installer.
Display on, pump not
running, but sunny
outside. Pump light
ON.
Pump damaged or disconnected.
Pump timer has turned pump off.
See if the pump has become
unplugged.
Wait one minute for the pump to
restart.
Pump is running
continuously.
Pump is cavitating.
Special installation.
Setting is incorrect.
Airlock in pipe.
If pump sounds like stones are
passing through it, the pump may
be cavitating. Contact your
installer or maintenance
technician.
Long pump running times may be
normal for a special installation.
Contact your installer or
maintenance technician.
Hot water drops
significantly at night,
yet little or no draw off
be user.
System is reverse thermo-
siphoning.
System is in a high frost area.
Tank is losing heat.
The non-return valve is not fitted
correctly or is malfunctioning.
Discuss non-frost sensitive options
with your energy provider.
Install better insulation on the hot
water tank.
HWC light never
comes on.
Collectors are heating tank to
greater than adjustable values. Normal operation.
HWC light flashing.
HWC Reheat Upper adjustable
value has not been reached.
Tank Thermostat incorrectly set
Wait for the tank to heat up to
Reheat Upper temperature.
Contact your installer or
maintenance technician.
‘Lo’ on display.
Sensor below -20°C/-4°F. Check outside temperature.
‘Hi’ on display.
Sensor above 139°C/284°F. Check collector has water in it.
‘SSd’ on display.
System is in ‘Smart Shutdown’
Mode. Contact your installer or
maintenance technician if the
display shows’ SSd’ for more than
12 hours.
Note: When power is removed, the internal timer will keep running for at least 7 days.