Other Problems - REMEHA Avanta Plus 28c User Manual

Problem or error
A. No hot water when tap is
turned on
B. Radiators are not
(properly) hot
C. Boiler not working
D. System water pressure is
too low (less than 1 bar)
E. Major temperature
fluctuations in the DHW
F. Ticking noises from
central heating pipes
G. Gurgling noises in cen-
tral heating pipes and/or
radiators
H. Flow noises in
central heating pipes
I. Serious leak under or
near boiler
Possible cause
Boiler is not running
Water pressure is too low (less than 1
bar)
Economy shower head is letting too little
water through
Room thermostat is set too low
Radiator valve is not open
Boiler is not running
System pressure too low
Room thermostat is set too low
Boiler is not running
System pressure is too low
Boiler has a fault
Gas pressure is too low
Insufficient water in central heating sys-
tem
Water leak
Water supply insufficient
Central heating pipes clipped too tightly
Air in central heating system
Water in central heating system
flowing too quickly
Boiler or central heating pipes
are faulty or damaged
4.3

Other problems

Solution/points to check
Check whether the boiler is switched on
check whether a fuse has blown;
check whether the gas tap is properly open.
Check mains cold water pressure
Remove the shower head and clean; fit a new shower
head if necessary
Set room thermostat higher
Open radiator valve (further)
Check whether the boiler is switched on
check whether a fuse has blown;
check whether the gas tap is properly open.
Top up central heating; see par.5.1
Set room thermostat higher
Check whether the boiler is switched on
check whether a fuse has blown;
check whether the gas tap is properly open.
Top up central heating, see par. 5.1
Reset the boiler (using the 'Reset' key);
remedy the fault (see par. 4.1) or
consult your installer (see par. 4.2).
Check gas pressure at boiler and meter
Top up central heating; see par 5.1
Consult installer
Check supply pressure : Open water tap further
Loosen clips;
lubricate clips with grease;
enlarge sleeves (in walls and/or floors).
Bleed central heating and top up system afterwards;
see par.5.2
Consult installer
Consult installer
 Error codes
When contacting your installer, please have details of the error
code on the display, the serial number, year of manufacture
and type of the boiler (see label on base of the boiler).
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