Bryant ASPAS1BBA015 Manual do Utilizador Página 82

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Page 82
ENGINE STARTUP AND RUNNING
With the fuel solenoid open and ignition occurring, the
engine starts. Engine startup and running may be
briefly described as follows:
An AC voltage/frequency signal is delivered to the
circuit board from the generator engine run winding,
via Wire 66A. When AC frequency reaches
approximately 30 Hz, the circuit board (a)
terminates cranking, and (b) turns on an "engine
warm-up timer".
C
HAR
G
E
R
BATTERY
0
1
62
22
V
O
LTA
GE
RE
GU
LAT
OR
ELE
C
TR
O
NI
C
6
4
0
11
(
STATOR
)
DPE WINDIN
G
C
2-
8
2
C
2-
7
C
2-1
1
C
2-1
0
C
B
2
4
0
22
6
BA
FIELD
0
1
3
11
0
77
C
2-
1
3
1
2
C
1-
3
4
11
1
6
17
12
1
3
1
5
14
C
2-
3
PRINTED
C
IR
CU
I
T
0
C
1-
6
C
2-
9
0
0
55
C
2-
4
4
0
WINDIN
G
EN
G
INE R
UN
(
STATOR
)
66
CO
NTR
OL
B
O
AR
D
3
2
1
J2
3
7
9
4
6
5
J1
5
4
1
2
66A
66A
85
351
HT
O
C
1-
4
C
2-
2
0
0
S
W
2
17
22
5
1
5
224
0
66A
14
1
94
2
3
1
94
56
1
5A
66A
2
39
1
8
86
2
3
224
4
86
0
L
OP
14
22
5
2
39
1
5A
2
3
1
94
1
3
22
5B
BATTERY
C
HAR
GE
WINDIN
G
1
3
1
2
77
224B
11
22
1
6
66
3
4
22
5A
224A
9
9
7
7
7
7
9
9
B
CR
0
14
1
3
1
3
1
3
0
0
224
22
5A
22
5
224A
22
11
0
0
1
5A
TX - TRANSFORMER, 16 Vac 56 VA & 16 Vac 1 VA
(
DUAL SEC.
)
DIA
G
RAM KE
Y
BA - BR
US
H A
SS
EMBL
Y
SC
R -
S
TARTER
CO
NTA
C
T
O
R RELA
Y
SC
-
S
TARTER
CO
NTA
C
T
OR
HT
O
- HI
G
H
O
IL TEMPERAT
U
RE
S
WIT
CH
F
S
- F
U
EL
SO
LEN
O
I
D
CB1 - CIRCUIT BREAKER
,
MAIN OUTPU
T
L
O
P - L
O
W
O
IL PRE
SSU
RE
S
WIT
CH
IM2 - IGNITION MODULE
,
CYLINDER #
2
IM1 - IGNITION MODULE
,
CYLINDER #
1
S
W1 - A
U
T
O
/
O
FF
/
MAN
U
AL
S
WIT
CH
S
M -
S
TARTER M
O
T
OR
S
W2 -
S
ET EXER
C
I
S
E
S
WIT
CH
SP1
,
SP2 - SPARK PLUG
S
CB2 - CIRCUIT BREAKER
,
ALT. EXCITATIO
N
B
C
R - BATTERY
C
HAR
G
E RELA
Y
F2 - F
US
E 7.
5
AM
P
D - DI
O
D
E
F1 - F
US
E 1
5
AM
P
CB3 - CIRCUIT BREAKER
,
EXTERNAL OUTLET
,
PUSH/PUL
L
= 12 VD
C
ALWAY
S
PRE
S
EN
T
= A
C
V
O
LTA
GE
=
G
R
OU
ND F
O
R
CO
NTR
O
L P
U
RP
OS
E
S
= 12 VD
C
D
U
RIN
G
C
RANKIN
G
O
NL
Y
= D
C
FIELD
CO
NTR
O
L V
O
LTA
GE
= 12 VD
C
D
U
RIN
G
EN
G
INE R
U
N
CO
NDITI
ON
SECTION 4.2
OPERATIONAL ANALYSIS
PART 4
DC CONTROL
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