8.6 Parameter and input/output check (mode tests)
Use the following menus to target the cause of a malfunction.
1. Access the "After Sales" level: Hold down the
-
key until
#PARAMETERS is displayed.
2. Check the following parameters:
4 Turn the rotary button to scroll through the menus or
modify a value.
4 Press the rotary button to access the selected menu
or confirm a value modification.
¼
For a detailed explanation of menu browsing, refer
to the chapter: "Browsing in the menus", page 62
After Sales level - Menu #PARAMETERS
Parameter Description
PERMUT
Master boiler active
STAGE
Number of boilers requesting heating
NB.CASC.:
Number of boilers recognised in the cascade
NB. VM:
Number of DIEMATIC VM control systems recognised in the cascade
POWER %
Current output of the boiler
PERCENT PUMP
Modulating pump command
SPEED FAN
(1)
Fan rotation speed
SETPOINT FAN
Fan rotation speed desired
MEAN OUTSIDE T
Average outside temperature
CALC.T. BOILER
Temperature calculated by the boiler
BURNER SETPOINT
Set point parameter of the burner
AVERAGE BOIL.T
Average temperature of the boiler flow sensor
BOILER. T.
(1)
Measurement of the boiler flow sensor
BACK TEMP
(1)
Temperature of the boiler return water
SYSTEM TEMP.
(1)
Temperature of the system flow water if multi-generator
SYST. CALC. T.
(2)
System flow temperature calculated by the control system
CALCULATED T. A
Calculated temperature for circuit A
CALCULATED T. B
(3)
Calculated temperature for circuit B
CALCULATED T. C
(3)
Calculated temperature for circuit C
OUTLET TEMP. B
(1)
(3)
Temperature of the flow water in circuit B
SWIMMING P.T.B
Temperature of the swimming pool water sensor on circuit B
OUTLET TEMP. C
(1)
(3)
Temperature of the flow water in circuit C
SWIMMING P.T.C
Temperature of the swimming pool water sensor on circuit C
OUTSIDE TEMP.
(1)
Outside temperature
ROOMTEMP. A
(1)
Room temperature of circuit A
ROOMTEMP. B
(1)
(3)
Room temperature of circuit B
ROOMTEMP. C
(1)
(3)
Room temperature of circuit C
(1) The parameter can be displayed by pressing key f.
(2) The parameter is only displayed if CASCADE: is set to ON
(3) The parameter is only displayed for the options, circuits or sensors actually connected
bar
1
1
2
2
r
c
STD
(
'
t
v
0 2 4 6 8 10 12 14 16 18 22 2420
p
b
AUTO
x
c
r
j
M
g
m
SUNDAY 11:45
10
"
TEMP.: _ _ _ _
C002272-C-04
MCA 35 8. Troubleshooting
15/06/12 - 300022160-001-01
117
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