Lockout And Error Messages - Siemens LMV5 Series Basic Documentation
Burner control with integrated fuel / air ratio control, burner control with load control and oxygen trim control for forced-draft burners
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Lockout and error
messages
Siemens Building Technologies
HVAC Products
S A F E T Y P H A S E
S
a
f
e
t
L O C K O U T
L
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c
k
o
R
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t
O
p
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Example: Display of lockouts in the lockout history
In the event lockout occurs, the display alternates at 5-second intervals.
Press ENTER to choose one of the 2 display texts. In that case, the alternating cycle will
be interrupted.
Example: Lockout due to a gas pressure signal in connection with gas valve proving.
1
1
8
.
C
:
3
1
S
t
a
r
t
L
o
a
d
:
G
a
s
P
V
a
l
v
e
V
a
l
v
e
S
i
d
e
C = error code
P = phase
Example: Display of errors in the error history
In contrast to the lockout history, the error history contains the errors of all error classes
and not only the lockouts.
If an error occurs, the display alternates at 5-second intervals.
1
2
C
l
C
o
d
e
:
D
i
a
g
:
S
t
a
r
t
Example: Safety loop open
S
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t
o
p
e
n
!
Basic Documentation LMV51...
7 Display and operating unit AZL5...
y
P
h
a
u
t
v
i
a
t
i
o
n
a
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s
/
U
n
0
6
.
9
9
D
:
0
0
N
o
:
2
5
.
r
e
s
s
u
P
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v
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G
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a
k
i
D = diagnosis
VP = gas valve proving
a
s
s
:
2
1
P
h
0
0
L
o
N
o
:
y
L
o
o
( P h a s e 0 1 )
s
e
0
( P h a s e 0 0 )
l
S
t
a
t
l
o
c
k
1
0
:
3
P
:
8
1
1
2
3
4
5
0
G
a
r
e
w
i
n
g
a
s
n
g
0
3
G
A
a
s
e
:
2
d
:
0
.
1
2
3
4
5
p
1
5
6
s
S
4
0
6
97/278
CC1P7550en
01.10.2003
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