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7-1
Fault Finding -
also see www.gah.co.uk
No COLD Water Supply
Reduced Pressure
No Hot Water
Water Leaks
Poor Flow Rate at Taps
Good volume which falls
away too quickly
Cold water discoloured
Hot water discoloured
1.
Check the mains supply has not been interrupted from the main.
2.
Check the stop cock and all valves on the mains supply are correctly installed.
3.
Check the stop cock and any valves on the mains supply are fully open.
1.
Check the stop cock and any valves on the mains supply are fully open.
2.
Check the combination valve line strainer is not blocked - clean if required.
3.
Check line strainers and any other fittings are not blocked - clean if required.
1.
Check there is power to the indirect heating system/boiler and/or the cylinder
immersion heater.
2.
Check fuses for indirect heating system and/or the cylinder immersion heater.
3.
Check cylinder thermostat is installed and set correctly.
Please consult your installer.
In the unfortunate event of a water leak from the Dualstream cylinder or accumulator,
TURN OFF ELECTRIC SUPPLY, then turn off the mains water supply to the house via the
stop cock. Make allowance to store some cold water for necessities. Open both cold and
hot taps to drain the cylinders of water thus preventing any further leaks and consult your
installer.
1.
Check to ensure combination valve filter is not blocked.
2.
Check all isolation valves are fully open.
3.
Check accumulator charge pressure is not too high - refer to 4-4.
4.
Check pipework from accumulator is of adequate size.
1.
Check accumulator charge pressure is not set too high. Reset pressure as section
4-4.
1.
Check to make sure there is air in the accumulator. If air is not present, suspect
faulty accumulator, consult GAH (HEATING PRODUCTS).
2.
Check mains supply - it may have been interrupted.
3.
Check water softener (when fitted) is operating correctly.
1.
Indirect cylinder coils may be fractured, consult GAH Heating Products.
F F F F F AUL
AUL
AUL
AULT FINDING
AUL
T FINDING
T FINDING
T FINDING
T FINDING
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7
7
7
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