Intergas Heating Ltd
32
10.3
Parameters
Compact HRE OV
Factory settings
Setting
18
24
30
Description
Parameter
Service code
[15]
-
-
-
Access to installer settings
The service code must be entered (= 15)
0
Installation type
3
3
3
0= Combi
1= Heating only + external DHW tank
2= DHW only (no heating system required)
3= Heating only
1
CH pump continuous
0
0
0
0= post purge period only
1= pump continuously active
2= pump continuously active with MIT switch
3= pump on with external switch
2
Maximum CH power set
85
85
85
Adjustment range of set value parameter c up to
85% or up to 99 (HRE 36/40 only)
3
Max. power modulating pump
80
80
80
Not applicalbe
3
.
Maximum DHW power set
85
85
85
Adjustment range of set value parameter d up to
99% or 75 % (HRE 36/40 only)
4
Min. supply temperature of the heat curve
25
25
25
Adjustment range 10°C to 25°C
5
Max. value flow temperature in display
(end user setting)
90
90
90
Adjustment range 30°C to 90°C
5
.
Min. outside temperature of the heat curve
-7
-7
-7
Adjustment range -9°C to 10°C
6
Max. outside temperature of the heat curve
25
25
25
Adjustment range 15°C to 30°C
7
CH pump post purge period
1
1
1
Adjustment range 0 to 15 minutes
8
CH pump post purge period after DHW
operation
1
1
1
Adjustment range 0 to 15 minutes
(N.a. for Combi Compact appliance)
9
Booster
0
0
0
N.a.
b
Step modulation
1
1
1
0= step modulation off during CH operation
1= step modulation on during CH operation
C
Minimal CH rpm
30
30
30
Adjustment range 25 to 50 %
C
External switch keep hot facility
40
40
40
Not applicable
c
.
Minimal DHW rpm
25
25
25
Adjustment range 25 to 50%
D
Min. Supply temperature during OT
demand
(OT= OpenTherm thermostat)
40
40
40
Adjustment range 10°C to 60°C
E
OT response
1
1
1
0= ignore OT if < E
1= limit OT if < E
2= OT on-off
E.
Start rpm CH
70
70
70
Adjustment range 50 to 99% of the set maximum
rpm
F
Start rpm DHW
70
70
70
Adjustment range 50 to 99% of the set maximum
rpm
F.
Max. fan rpm (factory setting)
45
44
84
Adjustment range: nominal value ± 200 rpm.
With this parameter the maximum rpm can be set
H
Legionella prevention
(only applicable when using external tank
and W-plan)
0
0
0
0 = Legionella prevention disabled
1 = Legionella prevention weekly
2 = Legionella prevention daily
L
Set point CH (flow temperature) during
heating external DHW tank
85
85
85
Adjustment range 60°C to 90°C
n
Keep hot temperature Eco/Comfort mode
0
0
0
Not applicable
n
.
Delay time for responding on CH demand
0
0
0
Not applicable
O
.
Waiting time after a DHW demand before
a CH demand is answered
0
0
0
Adjustment range 0 to 15 minutes
O
Eco days
3
3
3
Not applicable
o
.
Anti cycle time
(Delay time reacting on CH demand after
exceeding maximum setting CH temp.)
5
5
5
Adjustment range 0 to 15 minutes
P
Ref.value DHW
0
0
0
Not applicable
P
.
Summer mode
0
0
0
Not applicable
q
Heating curve coefficient
0
0
0
Not applicable
r
