M03Q40G6-03 30/07/08 pag 7
To reset the current alarm
ONLY AFTER THE CAUSE ELIMINATION !
TEST + ON/OFF contemporary for some
seconds
Modify the HOT SANITARY water temperature*
Control parameter 117
Modify the water temp. in HEATING*
Control parameter 33
Modify the water temp. in ECO HEATING*
Control parameter 30
Modify the water temp. in COOLING
Control parameter ametro 32
Modify the water temp. in ECO cooling
Control parameter 29
Modify the water temp. in MAINTENANCE heating*
Control parameter parametro 43
Modify the water temp. in MAINTENANCE cooling
Control parameter 42
Only by SERVICE
keypad
ALAR
M
S
TAT
U
S
SET
* only WSHH
COMMON CAUSES OF SHUTDOWN
1. set point too low (in summer) or too high (in winter)
2. water in system is too hot (in summer, for example with machine left off over the weekend) or too cold (in winter)
3. water filter dirty
4. external permissions (remote ON-OFF etc. )
5. water cut-off valves closed
6. system not pressurized - air needs to be vented
7. system pump off
8. circulator pump not running (after seasonal shutdown)
9. unit exchanger dirty
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