Shut-Off Mode ( ); Setting Mode User Level ( ) - REMEHA Gas 110 Eco 115 Installation And Service Manual

4.4 Shut-off mode (
During shut-off mode condition the "code"-display will show a
whilst the -display indicates the cause with two flashing dots.
Code Description
Maximum acceptable flow temperature rise exceeded. The boiler will shut off for ten minutes, then restart. Should the flow
temperature conditions remain the same after 5 attempts, this code will be recorded as a shutdown failure. Boiler will not
lockout.
Contacts of the external interlock have opened during heat demand. The boiler will shut off for 120 seconds. Should the con-
tacts close again during heat demand, the boiler will wait the remaining time from the 120 seconds before attempting a
restart.
Internal check on fan speed. After 5 attemps, the boiler will lockout. This code will be recorded.
Internal check on fan speed. After 5 attemps, the boiler will lockout. This code will be recorded.
Maximum temperature difference between flow and return exceeded. The boiler will shut off for 150 seconds, then restart.
Should the temperature difference conditions remain the same after 10 attemps, this code will be recorded as a shut-down
failure. Boiler will not lockout.
One or several adjusted parameters out of range including some factory defaults which should not have been changed.
Check and reset parameters:
- press the "reset"-key immediately followed by pressing the " "-key for about 12 seconds,
- "code"-display shows
- use [+] and [-] -keys to enter correct boiler parameter
( =
- press "
- check parameter settings and change were needed or desired.
NOTE: Shut-off mode is a normal boiler operating function and does
not represent a boiler failure.
4.5 Setting mode user level (
Code Description
Flow temperature set point
Pump run on time HTG
DHW temperature set point
Boiler control setting
Base point internal compensation slope
NOTE: Changing code
engineers advice.
18
)
,
for Gas 110 Eco 115, =
"-key to confirm settings,
)
Setting range
Control mode (modulating-on/off etc.)
N/a
and code should only be on design
, Table below details cause of shut-off mode.
for Gas 110 Eco 65)
However, this may indicate a system problem, an internal boiler
check or an incorrect parameter setting.
°C
-
= pump run on 10 seconds
- = pump run on in minutes
°C
- (only with sensor)
Gas 110 Eco 115 / 65
Preset
26/01/2009 - 300014883-001-F