Table of Contents
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3 Operation
3.4 Troubleshooting with the Control Panel
TIP: For more troubleshooting information, see Section 4.2, "Troubleshooting."
Procedure:
Start
The FAULT (110%)
LED is on or flashing.
Simultaneously press
the % Load and
%Batt buttons.
For as long as the
buttons are pushed
down, the LEDs show
a fault code which is
read out on Figure
3.1. Their definitions
are listed in Figure
3.2.
Repair the malfunc-
tion.
Alpha Technologies
LED On
FAULT
ALARM
LED Flashing
F
F
F
F
F
A
A
A
A
A
U
U
U
U
U
L
L
L
L
L
T
T
T
T
T
S
S
S
S
S
L
L
L
L
L
o
o
o
o
o
w
w
w
w
w
B
B
B
B
B
t a
t a
t a
t a
t a
e t
e t
e t
e t
e t
y r
y r
y r
y r
y r
H
H
H
H
H
g i
g i
g i
g i
g i
h
h
h
h
h
B
B
B
B
B
t a
t a
t a
t a
t a
e t
e t
e t
e t
e t
y r
y r
y r
y r
y r
H
H
H
H
H
g i
g i
g i
g i
g i
h
h
h
h
h
O
O
O
O
O
u
u
u
u
u
p t
p t
p t
p t
p t
t u
t u
t u
t u
t u
* * * * *
C
C
C
C
C
o
o
o
o
o
n
n
n
n
n
d
d
d
d
d
t i
t i
t i
t i
t i
o i
o i
o i
o i
o i
n
n
n
n
n
E
E
E
E
E
E
E
E
P
P
P
P
R
R
R
R
O
O
O
O
M
M
M
M
S
S
S
S
S
h
h
h
h
h
o
o
o
o
o
t r
t r
t r
t r
t r
i C
i C
i C
i C
i C
c r
c r
c r
c r
c r
u
u
u
u
u
t i
t i
t i
t i
t i
E
E
P
R
O
M
V
l o
a t
g
e
V
l o
a t
g
e
V
l o
a t
g
e
1
1
0
%
L
E
D
ON
ON
ON
ON
O
N
ON
ON
ON
O
ON
N
ON
O
ON
ON
ON
N
ON
ON
ON
ON
O
N
ON
ON
ON
O
ON
N
1
0
0
%
L
E
D
7
5
%
L
E
D
ON
ON
ON
O
ON
N
5
0
%
L
E
D
ON
ON
ON
O
ON
N
l F
l F
l F
l F
l F
s a
s a
s a
s a
s a
h
h
h
h
h
n i
n i
n i
n i
n i
g
g
g
g
g
2
5
%
L
E
D
O
ON
ON
ON
ON
N
l F
l F
l F
l F
l F
s a
s a
s a
s a
s a
h
h
h
h
h
n i
n i
n i
n i
n i
g
g
g
g
g
A
A
A
A
A
L
L
L
L
L
A
A
A
A
A
R
R
R
R
R
M
M
M
M
M
S
S
S
S
S
L e
L e
L e
L e
L
n i
n i
n i
n i
n i
e
H
H
H
H
H
g i
g i
g i
g i
g i
h
h
h
h
h
O
O
O
O
O
u
u
u
u
u
p t
p t
p t
p t
p t
t u
t u
t u
t u
t u
L
L
L
L
L
o
o
o
o
o
w
w
w
w
w
O
O
O
O
O
u
u
u
u
u
p t
p t
p t
p t
p t
t u
t u
t u
t u
t u
C
C
C
C
C
o
o
o
o
o
n
n
n
n
n
d
d
d
d
d
t i
t i
t i
t i
t i
o i
o i
o i
o i
o i
n
n
n
n
n
P L
P L
P
P L
P L
L
L
L
L
L
L
O
O
O
O
O
v
v
v
v
v
r e
r e
r e
r e
r e
o l
o l
o l
o l
o l
a
a
a
a
a
d
d
d
d
d
F
e r
q
u
e
n
y c
C
r u
e r
t n
V
l o
a t
g
e
1
1
0
%
L
E
D
l F
l F
l F
l F
l F
s a
s a
s a
s a
s a
h
h
h
h
h
n i
n i
n i
n i
n i
g
g
g
g
g
l F
l F
l F
l F
l F
s a
s a
s a
s a
s a
h
h
h
h
h
n i
n i
n i
n i
n i
g
g
g
g
g
l F
l F
l F
l F
l F
s a
s a
s a
s a
s a
h
h
h
h
h
n i
n i
n i
n i
n i
g
g
g
g
g
l F
l F
l F
l F
l F
s a
s a
s a
s a
s a
h
h
h
h
h
n i
n i
n i
n i
n i
g
g
g
g
g
l F
l F
l F
l F
l F
s a
s a
s a
s a
s a
h
h
h
h
h
n i
n i
n i
n i
n i
g
g
g
g
g
1
0
0
%
L
E
D
7
5
%
L
E
D
ON
ON
ON
O
ON
N
5
0
%
L
E
D
ON
ON
O
ON
ON
N
l F
l F
l F
l F
l F
s a
s a
s a
s a
s a
h
h
h
h
h
n i
n i
n i
n i
n i
g
g
g
g
g
2
5
%
L
E
D
ON
ON
ON
ON
O
N
l F
l F
l F
l F
l F
s a
s a
s a
s a
s a
h
h
h
h
h
n i
n i
n i
n i
n i
g
g
g
g
g
Pushing the test
button resets the
unit, clearing the
malfunction from the
panel. If the malfunc-
tion is fixed, the fault
code is cleared from
the LEDs (Figure
3.3). If not, the fault
code reappears.
Troubleshooting Finished
14
E
E
E
E
E
E
E
E
E
E
P
P
P
P
P
R
R
R
R
R
O
O
O
O
O
M
M
M
M
M
A
T
T
T
T
T
e
e
e
e
e
m
m
m
m
m
p
p
p
p
p
e
e
e
e
e
a r
a r
a r
a r
a r
u t
u t
u t
u t
u t
e r
e r
e r
e r
e r
H h
H
H h
H h
H h
g i
g i
g i
g i
g i
h
H h
H h
H h
H
H h
g i
g i
g i
g i
g i
h
B
B
B
B
B
a
a
a
a
a
d
d
d
d
d
B
B
B
B
B
t a
t a
t a
t a
t a
e t
e t
e t
e t
e t
y r
y r
y r
y r
y r
P
o r
b
e
T
e
m
p
e
a r
u t
e r
W
t a
a t
g
e
S
S
S
S
S
h
h
h
h
h
o
o
o
o
o
t r
t r
t r
t r
t r
i C
i C
i C
i C
i C
c r
c r
c r
c r
c r
u
u
u
u
u
t i
t i
t i
t i
t i
U
n
p
u l
g
g
e
d
T
ON
ON
ON
ON
O
N
O
ON
ON
ON
ON
N
ON
ON
O
ON
ON
N
ON
ON
ON
ON
O
N
L
L
L
L
L
o
o
o
o
o
w
w
w
w
w
B
B
B
B
B
t a
t a
t a
t a
t a
e t
e t
e t
e t
e t
y r
y r
y r
y r
y r
V
V
V
V
V
l o
l o
l o
l o
l o
a t
a t
a t
a t
a t
g
g
g
g
g
e
e
e
e
e
T
ON
ON
ON
ON
O
N
l F
l F
l F
l F
l F
s a
s a
s a
s a
s a
h
h
h
h
h
n i
n i
n i
n i
n i
g
g
g
g
g
ON
ON
ON
ON
O
N
H
H
H
H
H
g i
g i
g i
g i
g i
h
h
h
h
h
B
B
B
B
B
t a
t a
t a
t a
t a
e t
e t
e t
e t
e t
y r
y r
y r
y r
y r
V
V
V
V
V
l o
l o
l o
l o
l o
a t
a t
a t
a t
a t
g
g
g
g
g
e
e
e
e
e
T
ON
ON
ON
O
ON
N
ON
ON
ON
ON
O
N
H
H
H
H
g i
g i
g i
g i
h
h
h
h
O
O
O
O
u
u
u
u
p t
p t
p t
p t
t u
t u
t u
t u
V
V
V
V
l o
l o
l o
l o
a t
a t
a t
a t
g
g
g
g
e
e
e
e
H
g i
h
O
u
p t
t u
V
l o
a t
g
e
T
ON
ON
ON
ON
O
N
H
H
H
H
g i
g i
g i
g i
h
h
h
h
T
T
T
T
e
e
e
e
m
m
m
m
p
p
p
p
e
e
e
e
a r
a r
a r
a r
u t
u t
u t
u t
e r
e r
e r
e r
H
g i
h
T
e
m
p
e
a r
u t
e r
T
O
O
O
O
O
v
v
v
v
v
r e
r e
r e
r e
r e
o l
o l
o l
o l
o l
a
a
a
a
a
d
d
d
d
d
T
F
F
F
F
F
i a
i a
i a
i a
i a
e l
e l
e l
e l
e l
d
d
d
d
d
B
t a
e t
y r
T
e
t s
l F
l F
l F
l F
l F
s a
s a
s a
s a
s a
h
h
h
h
h
n i
n i
n i
n i
n i
g
g
g
g
g
L
L
L
L
L
n i
n i
n i
n i
n i
e
e
e
e
e
F
F
F
F
F
e r
e r
e r
e r
e r
q
q
q
q
q
u
u
u
u
u
e
e
e
e
e
n
n
n
n
n
c
c
c
c
c
y
y
y
y
y
T
P L
P L
P L
P
P L
L
L
L
L
L
L
P
l F
l F
l F
l F
l F
s a
s a
s a
s a
s a
h
h
h
h
h
n i
n i
n i
n i
n i
g
g
g
g
g
O
O
O
O
O
v
v
v
v
v
r e
r e
r e
r e
r e
o l
o l
o l
o l
o l
a
a
a
a
a
d
d
d
d
d
T
H
H
H
H
H
g i
g i
g i
g i
g i
h
h
h
h
h
O
O
O
O
O
u
u
u
u
u
p t
p t
p t
p t
p t
t u
t u
t u
t u
t u
C
C
C
C
C
r u
r u
r u
r u
r u
e r
e r
e r
e r
e r
t n
t n
t n
t n
t n
T
L
L
L
L
L
o
o
o
o
o
w
w
w
w
w
O
O
O
O
O
u
u
u
u
u
p t
p t
p t
p t
p t
t u
t u
t u
t u
t u
V
V
V
V
V
l o
l o
l o
l o
l o
a t
a t
a t
a t
a t
g
g
g
g
g
e
e
e
e
e
T
1
Sec
F
F
F
F
F
A
A
A
A
A
U
U
U
U
U
L
L
L
L
L
T
T
T
T
T
D
D
D
D
D
E
E
E
E
E
F
F
F
F
F
N I
N I
N I
N I
N I
T I
T I
T I
T I
T I
O I
O I
O I
O I
O I
N
N
N
N
N
S
S
S
S
S
m
c i
o r
p
o r
c
e
s s
r o
p
o r
b
e l
m
.
T
h
e
o
p
r e
t a
r o
c
a
n
n
t o
x i f
h t
s i
a
n
d
s
h
o
u
d l
c
o
n
a t
t c
A
p l
h
a
e T
c
h
n
o
o l
g
e i
s
t a
o
c n
. e
h
e
o l
a
d
s i
s
h
o
t r
i c
c r
i u
e t
. d
h
e
b
t a
e t
y r
s '
o
u
p t
t u
o v
a t l
g
e
s i
b
e
o l
w
a
s
p
e
f i c
e i
d
a v
u l
. e
h
e
b
t a
e t
y r
s '
o
u
p t
t u
o v
a t l
g
e
e
c x
e
e
d
s
a
s
p
e
f i c
e i
d
a v
u l
. e
h
e
1
2
5
0
T -
L
s '
o
u
p t
t u
o v
a t l
g
e
e
c x
e
e
d
s
a
s
p
e
f i c
e i
d
a v
u l
. e
h
e
b
t a
e t
y r
e
c x
e
e
d
s
a
s
p
e
f i c
e i
d
e t
m
p
r e
t a
r u
. e
h
e
1
2
5
0
T -
L
s '
o
u
p t
t u
w
t a
a t
g
e
e
c x
e
e
d
s
a
s
p
e
f i c
e i
d
a v
u l
e
A
A
A
A
A
L
L
L
L
L
A
A
A
A
A
R
R
R
R
R
M
M
M
M
M
D
D
D
D
D
E
E
E
E
E
F
F
F
F
F
N I
N I
N I
N I
N I
T I
T I
T I
T I
T I
O I
O I
O I
O I
O I
N
N
N
N
N
S
S
S
S
S
h
e
n i l
e
f
e r
q
u
e
n
y c
s i
l f
c u
u t
t a
n i
g
o
t u
f o
o t
e l
e r
c n
. e
h
a
s
e
d
L
o
k c
L
o
o
p
r e
o r
. r
T
h
e
1
2
5
0
T -
L
s i
h
a
v
n i
g
d
f i
c i f
u
y t l
o l
k c
n i
g
o
n
o t
n i l
e
p
o
w
r e
b
e
c
a
s u
e
s t i
f
e r
q
u
e
n
y c
s i
l f
c u
u t
t a
n i
g
o
t u
f o
o t
e l
e r
c n
. e
h
e
o l
a
d
s
a
e r
d
a r
w
n i
g
m
o
e r
p
o
w
e
f r
o r
m
h t
e
1
2
5
0
T -
L
h t
a
n
t i
c
a
n
p
o r
v
d i
. e
h
e
o l
a
d
s
a
e r
d
a r
w
n i
g
m
o
e r
c
r u
e r
n
f t
o r
m
h t
e
1
2
5
0
T -
L
h t
a
n
t i
c
a
n
p
o r
v
d i
. e
h
e
1
2
5
0
T -
L
s '
o
u
p t
t u
o v
a t l
g
e
s i
b
e
o l
w
a
s
p
e
f i c
e i
d
a v
u l
, e
b
t u
t i
c
a
n
s
l i t
b l
e
s u
e
d
b
y
h t
e
o l
a
d
. s
F
F
F
F
F
A
A
A
A
A
U
U
U
U
U
L
L
L
L
L
T
T
T
T
T
R
R
R
R
R
E
E
E
E
E
C
C
C
C
C
O
O
O
O
O
O
O
O
O
O
n
n
n
n
n
L
L
L
L
L
n i
n i
n i
n i
n i
e
e
e
e
e
M
M
M
M
M
o
o
o
o
o
d
d
d
d
d
1
F
F
F
F
F
a
a
a
a
a
u
u
u
u
u
t l
t l
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