11-1 Wiring Schematics
450 LXi
Owner Manual
~ 11-1-45 ~
Rev. “C”
Wiring Schematic 0076203 - Bay Multiplex
ADD REAR A/V FANS + & - CIRCUIT
E
13131L
10/03/05
BT
BT
REMOVE INVERTER FAN CIRCUIT,ADD DC/DC CONVERTER
D
FROM G MODULE(POWER CORD REEL,WATER PUMP,WT HS REEL)
13076P
07/18/05
BT
BT
ADD SANI-CON CIRCUIT AND MOVE CIRCUITS
C
13148D
04/27/05
BT
BT
ADD CIRCUIT TO MODULE K
B
01/17/05
13131F
BT
SS
UPDATED DRAWING
--
A
BT
BT
10/11/05
13177B
INACTIVATES NOS.
LET.
WAS
REVISIONS
DR.
APP.
CCN
SCALE
BLUE BIRD CORPORATION
FORT VALLEY GEORGIA, U.S.A.
CCN
DR.
APP.
BY
BY
E
PAGE
__OF__
1
2
3
4
5
6
7
8
9
10
11
A
B
C
D
E
F
G
H
J
K
L
M
13082W
SCHEMATIC,WRG,BAY MULTIPLEX
09/08/04
SS
SS
0076203
M450
NONE
-
10/12/04
-
GND
LR CEL LT -
LR CEL VIS LT -
PORCH LT CIR -
WEBAS VAL +
WEBAS HT +1
24V
WEBAS HT +2
WEBAS HT RL SW 1
24V CMPT LOCK
10A
10A
10A
25A
25A
HOUSE
10A
10A
10A
10A
EMS LD CN 1+
CPU +12V
EMS LD CN 2+
12V
HOUSE
BLOCK 9
DC LOAD CENTER
PR
TOL
CEL
LT
+
PR
TOL
CEL
LT
-
P
RT
O
LS
PL
T+
P
RT
O
LS
PL
T-
PR
TOL
CIR
+
PR
TOL
CIR
-
K
ITC
E
ILL
T+
K
ITC
E
ILL
T-
KIT
SP
LT
+
KIT
SP
LT
-
KIT
VIS
LT
+
KIT
VIS
LT
-
HEATER
LR
+
HEATER
LR
-
FR
12V
RECEPT
+
FR
12V
RECEPT
-
LH
PORCH
LT
+
LH
PORCH
LT
-
LR
SP
LT
-2
BLOCK 8
DC LOAD CENTER
CMPT
LGT
E
(CMPT
LTS
+)
GND
G
(CMPT
LTS
-)
BR
CEL
LT
+
BR
CEL
LT
-
BLOCK 7
DC LOAD CENTER
PR
TOL
FLO
LT
+
PR
TOL
FLO
LT
-
HEATER BED -
BR CEL VIS LT -
EMS LD CN 3 -
EMS LD CN 2 -
EMS LD CN 1 -
FT A/C -
GND
GND
RH BR WD VIS LT -
RELAY BOX -
W/D CLO LT -
DIN 12V RECEPT -
BATH CEL VIS -
LR SP LT -1
DIN CEL LT -
DIN SP LT -
GND G (CMPT LTS -)
HEATER LR -
BR CEL LT -
DIN VISTA LT -
BATH VAN SP -
GND
GND
FR 12V RECEPT -
LH PORCH LT -
LR SP LT -2
PR TOL CIR -
KIT CEL LT -
KIT SP LT -
KIT VISTA LT -
KIT AISLE LT -
PR TOL FLO LT -
BAY 12V RECEPT -
WATER PUMP -
BAY 4 HEATER -
BAY 2 HEATER -
LT TANK SEN -
TANK MONITOR -
ELEC TOILET -
LP TANK VL -
LP DETECT -
GND
GND
WT HOSE REEL -
BAT HT TST -
BK DUMP VL -
LH RR LANDING LT -
RH RR LANDING LT -
LH BR WD VISTA LT -
LH LANDING LT -
RH LANDING LT -
BED AISLE LT -
(D) GROUND -
(C) GROUND -
(B) GROUND -
OUT PUT GND
BATH A/C FUR 2
KIT A/C FUR 2
FT A/C FUR 2
GND
BLOCK 20
12V GROUND
BR CLO LT -
REFRIG -
A
B
C
D
E
F
G
C
D
E
F
G
H
J
M
HEATER DASH -
BATH A/C -
BLOCK 21
12V GROUND
THEROSTAT GND
CO2 DETECT -
BATH CEL LT -
BLOCK 22
12V GROUND
A
B
C
D
E
M
BED SP LT -
BR 12V RECEPT -
BLOCK 23
12V GROUND
PR TOL SP LT -
PR TOL CEL LT -
BLOCK 24
12V GROUND
HEATER KIT -
HEATER BATH -
BLOCK 25
12V GROUND
FRE WT FILL VAL -
POWER CORD REEL -
GY DUMP VL -
BLOCK 26
12V GROUND
BATH AISLE LT -
BED A/C FUR 2
BLOCK 27
12V GROUND
(E) GROUND -
BLOCK 29
12V GROUND
C
B
A
GND
(F) GROUND -
(G) GROUND -
BED
SP
LT
+
BED
SP
LT
-
BR
12V
RECEPT
+
BR
12V
RECEPT
-
LR
SP
LT
+2
LP
DETECT
-
LP
DETECT
+
BAY
12V
RECPT
+
HEATER
KIT
-
HEATER
KIT
+
HEATER
BATH
-
HEATER
BATH
+
ELEC
TOILET
-
ELEC
TOILET
+
LP
TANK
VL
-
BATH
AISLE
LT
-
BATH
AISLE
LT
+
KIT
AISLE
LT
-
KIT
AISLE
LT
+
BLOCK 10
DC LOAD CENTER
BLOCK 11
DC LOAD CENTER
TANK
MONITOR
+
TANK
MONITOR
-
LP
TANK
SEN
-
SH
VT
FAN
SW
1
PR
TOL
VT
FN
SW
2
BAY
2
HEATER
+
BAY
2
HEATER
-
BAY
4
HEATER
+
BAY
4
HEATER
-
DC
CNTL
SIG
1T
DC
CNTL
SIG
2T
DC
CNTL
SIG
3T
SH
VT
FAN
SW
2
PR
TOL
VT
FN
SW
1
WT
HOSE
REEL
-
WT
HOSE
REEL
+
POWER
CORD
REEL
-
POWER
CORD
REEL
+
GY
DUMP
VL
-
GY
DUMP
VL
+
BK
DUMP
VL
-
BK
DUMP
VL
+
BAY
HT
TST
-
BAY
HT
TST
SIG
F
R
EW
TF
IL
LV
A
L-
F
R
EW
TF
IL
LV
A
L+
WATER
PUMP
-
WATER
PUMP
+
BLOCK 12
DC LOAD CENTER
BLOCK 13
DC LOAD CENTER
WEBAS
HT
+1
WEBAS
HT
+2
WEBAS
HT
-
WEBAS
HT
PL
SW
2
24V
CMPT
LOCK
WEBAS
HT
VAL
+
WEBAS
HT
VAL
SIG
DIN VISTA LT -
THEROSTAT GND
BATH TST SIG
KIT TST SIG
CO2 DETECT -
CO2
W/D CLO LT -
W/D CLO LT +
RELAY BOX -
RH BR WD VIS LT -
RH BR WD VIS LT +
BR CEL VIS LT -
BR CEL VIS LT +
BED A/C FUR 2
BED A/C FUR 1
HEATER DASH +
HEATER DASH -
HEATER BED +
HEATER BED -
EMS LD CN 1 +
EMS LD CN 1 -
EMS LD CN 2 +
EMS LD CN 2 -
EMS LD CN 3 +
EMS LD CN 3 -
DIN VISTA LT +
BATH A/C FUR 2
BATH A/C FUR 1
BATH A/C -
BATH A/C +A
KIT A/C FUR 2
KIT A/C FUR 1
FT A/C FUR 2
FT A/C FUR 1
FT A/C +A
FT A/C -
LR CEL LT -
LR CEL LT +
LR CEL VIS LT +
LR CEL VIS LT -
PORCH LT CIR +
PORCH LT CIR -
REFRIG -
BR CLO LT +
BR CLO LT -
WEBASTO HT VAL -
WEBASTO HT -
GND
A
B
BLOCK 28
24V GROUND
BAY
12V
RECPT
-
DC
CNTL
SIG
4T
1
2
3
4
5
6
7
8
15
9
10
11
12
13
14
15
1
2
3
4
5
6
7
BLOCK 14
DC LOAD CENTER
BED
AISLE
LT
+
BED
AISLE
LT
-
LH
RR
LANDING
LT
+
LH
RR
LANDING
LT
-
LH
BR
WD
VISTA
LT
+
LH
BR
WD
VISTA
LT
-
SANI-CON
+
SANI-CON
-
LH
LANDING
LT
+
LH
LANDING
LT
-
RH
LANDING
LT
+
RH
LANDING
LT
-
RH
RR
LANDING
LT
+
RH
RR
LANDING
LT
-
1
2
3
1
2
4
5
6
1
2
3
4
5
J3
J1
J2
J4
MODULE F
DC
CNTL
SIG
2F
DC
CNTL
SIG
4F
LH
PORCH
LT
+
RH
LANDING
LT
+
RH
RR
LANDING
LT
+
LH
LANDING
LT
+
LH
RR
LANDING
LT
+
CMPT
LTS
+
(F)
GROUND
-
HEATER
DASH
+
HEATER
BED
+
HEATER
BATH
+
LR
CEL
VIS
LT
+
12V
+12V HOUSE
MODULE F +12V
OUT
PUT
GND
DC
CNTL
SIG
4K
P
RT
O
LF
NR
L-
SHOWER
FN
RL
-
ENG
PREH
SW
RL
-
WEBAS
HT
VAL
RL
-
DC
CNTL
SIG
2K
DC
CNTL
SIG
1K
MODULE K
J2
J1
1
4
3
1
3
2
2
1
J3
LP
DETECT
+
TANK
MONITOR
+
HEATER
LR
+
HEATER
KIT
+
(E)
GROUND
-
FT
A/C
+
BATH
A/C
+
PR
TOL
FLO
LT
+
DIN,KIT
VISTA
LT
+
PORCH
LT
CIR
+
RH
BR
WD
VIS
LT
+
DC
CNTL
SIG
4E
DC
CNTL
SIG
2E
MODULE E
J4
J2
J1
J3
5
4
3
2
1
6
5
4
2
1
3
2
1
MODULE
E
+12V
12V
MODULE D +12V
MODULE
D
+12V
1
2
3
1
2
4
5
6
1
2
3
4
5
J3
J1
J2
J4
MODULE D
DC
CNTL
SIG
2D
DC
CNTL
SIG
4D
BATH
AISLE
LT
+
BATH
VAN
SP
+
BATH
CEL
VIS
+
PR
TOL
SP
LT
+
BED
AISLE
LT
+
BR
CEL
VIS
LT
+
(D)
GROUND
-
W/D
CLO
LT
+
LH
BR
WD
VISTA
LT
+
DIN
SP
LT
+
MODULE G +12V
FRE
WT
FILL
VAL+
BAY
12V
RECEPT
+
BED
SP
LT
+
BAY
4
HEATER
+
(G)
GROUND
-
POWER CORD REEL+
WT HOSE REEL +
BAY
2
HEATER
+
BK
DUMP
VAL
+
WATER PUMP +
GY
DUMP
VL
+
DC
CNTL
SIG
4G
DC
CNTL
SIG
2G
MODULE G
J4
J2
J1
J3
5
4
3
2
1
6
5
4
2
1
3
2
1
MODULE
G
+12V
MODULE E +12V
MODULE
C
+12V
1
2
3
1
2
4
5
6
1
2
3
4
5
J4
J2
J1
MODULE C
DC
CNTL
SIG
2C
DC
CNTL
SIG
4C
FR
12V
RECEPT
+
CO2
DETECT
+
BR
12V
RECEPT
+
REFRIG
+
DIN
12V
RECEPT
+
(C)
GROUND
-
ELEC
TOILET
+
KIT
AISLE
LT
+
PR
TOL
CIR
+
BR
CLO
LT
+
KIT
SP
LT
+
LR
SP
LT
+1
BR
CEL
LT
+
PR
TOL
CEL
LT
+
(B)
GROUND
-
LR
CEL
LT
+
DIN
CEL
LT
+
BATH
CEL
LT
+
KIT
CEL
LT
+
DC
CNTL
SIG
4B
DC
CNTL
SIG
2B
MODULE B
J1
J2
J4
5
4
3
2
1
6
5
4
2
1
3
2
1
MODULE
B
+12V
1
2
2
3
3
4
5
2
4
3
J1
J3
J2
MODULE H
DC
CNTL
SIG
1H
DC
CNTL
SIG
2H
BED
A/C
FUR
1
BATH
A/C
FUR
1
K
ITA
/C
F
U
R1
FT
A/C
FUR
1
DC
CNTL
SIG
4H
BATH
TST
SIG
BAY
HT
TST
SIG
KIT
TST
SIG
A
B
C
D
E
F
G
H
J
K
L
A
B
C
D
E
H
J
K
L
M
MODULE C +12V
MODULE B +12V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
14
13
12
11
10
9
8
7
6
5
4
3
2
1
LR
SP
LT
-1A
LR
SP
LT
+1A
BATH
VAN
SP
-
BATH
VAN
SP
+
BATH
CEL
LT
-
BATH
CEL
LT
+
DIN
SP
LT
-
DIN
SP
LT
+
DIN
CEL
LT
-
DIN
CEL
LT
+
BATH
CEL
VIS
-
BATH
CEL
VIS
+
DIN
12V
RECEPT
-
DIN
12V
RECEPT
+
BLOCK 6
DC LOAD CENTER
3
4
5
6
7
8
9
10
11
12
13
14
15
1
2
3
4
5
6
7
8
9
10
11
12
15
1
2
3
4
7
8
9
10
11
12
1
2
3
4
5
6
7
8
9
10
11
12
13
14
BLOCK
5
DC
LOAD
CENTER
BLOCK
4
DC
LOAD
CENTER
BLOCK
3
DC
LOAD
CENTER
DC
CNTL
SIG
2N
DC
CNTL
SIG
3N
DC
CNTL
SIG
4N
DC
CNTL
SIG
1
DC
CNTL
SIG
2
DC
CNTL
SIG
3
DC
CNTL
SIG
4
CPU
-
CPU
+12V
CPU
J2
J1
DIAGNOSTIC
3
4
2
4
3
2
1
2
1
2
DC
CNTL
SIG
1N
10A
EMS LD CN 3+
80A
80A
80A
80A
80A
80A
+12V HOUSE
80A
BLOCK 30
BLOCK 31
BLOCK 32
BLOCK 33
8
WEBAS HT VAL RL +
ENG PREH SW RL +
PR TOL FN RL +
WEBAS
HT
VAL
RL
+
WEBAS
HT
VAL
-
WEBAS
HT
VAL
SIG
WEBAS
HT
VAL
RL
-
SHOWER
FN
RL
-
SH
VT
FN
SW
1
SHOWER
FN
RL
+
ENG
PREH
SW
RL
+
WEBAS
HT
RL
SW
2
WEBAS
HT
RL
SW
1
E
N
GP
R
E
HS
WR
L-
P
RT
O
LF
NR
L+
PR
TOL
FN
RL
-
PR
TOL
VT
FH
SW
2
P
RT
O
LV
TF
HS
W1
18
DIN
KIT
VISTA
LT
+
KIT
VISTA
LT
+
5
11
2
DC CNTL SIG 2L
9
1
12
DC CNTL SIG 2P
14
3
4
6
DC CNTL SIG 4L
DC CNTL SIG 2M
10
DC CNTL SIG 4M
13
DC CNTL SIG 4P
DC
CNTL
SIG
4F
DC
CNTL
SIG
4T
DC CNTL SIG 4R
15
BLOCK
1
DC
LOAD
CENTER
5
6
KIT A/C +
KIT A/C -
13
14
15
BED A/C +
BED A/C -
B
A
BLOCK 21
KIT A/C -
BED A/C -
19
20
21
C
D
HOT WATER HT VAL -
HOT WATER HT VAL -
HOT WATER HT VAL +
8
9
DC LOAD
CENTER
10
11
BLOCK 13
24V
10A
HOT WATER HT VAL +
24V
HOUSE
12V
HOUSE
DC
CNTL
SIG
1L
5
23
FURANCE
RELAY
-
FURANCE
RELAY
-
10A
5A
INVERTER
FAN
+
HOT
WATER
HT
VAL
+
20A
20A
15A
15A
BLOCK 32A
BLOCK 32B
WATER
PUMP
RLY
+
WT
HOSE
REEL
RLY
+
WATER PUMP RLY -
WT HS REEL RLY -
SANI-CON -
SANI-CON +
DC/DC CON24V
10A
DC/DC CONVERTER GND
DC/DC CONVERTER GND
DC/DC CON24V
CPU -
REAR A/V FANS +
REAR A/V FANS -
7.5A
REAR A/V FANS +
K
REAR A/V FANS -
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
A
B
C
D
E
F
G
H
J
K
L
M
A
B
C
D
E
F
G
H
J
K
L
M
A
B
C
D
E
F
G
H
J
K
L
M
87A
30
87
85
86
MINI
87A
30
87
85
86
MINI
87A
30
87
85
86
MINI
87A
30
87
85
86
MINI
87A
30
87
85
86
MINI
87A
30
87
85
86
MINI
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
B
C
C
C
C
C
C
C
C
C
C
C
C
C
D
D
D
D
D
D
D
E
E
E
E
Summary of Contents for 450 LXi
Page 1: ......
Page 11: ...450 LXi Owner Manual Rev C NOTES...
Page 37: ...450 LXi Owner Manual Rev C NOTES...
Page 51: ...450 LXi Owner Manual Rev C NOTES...
Page 59: ...450 LXi Owner Manual Rev C NOTES...
Page 63: ...450 LXi Owner Manual Rev C NOTES...
Page 103: ...450 LXi Owner Manual Rev C NOTES...
Page 129: ......
Page 165: ...450 LXi Owner Manual Rev C NOTES...
Page 171: ...4 14 Appliances 450 LXi Owner Manual 4 14 6 Rev C 4 14 5 Touch Control Panel...
Page 188: ...450 LXi Owner Manual 4 14 Appliances Rev C 4 14 23 4 14 13 Auto Touch Guide...
Page 207: ...450 LXi Owner Manual Rev C NOTES...
Page 219: ...4 16 Audio Video Components 450 LXi Owner Manual 4 16 12 Rev C...
Page 221: ...4 16 Audio Video Components 450 LXi Owner Manual 4 16 14 Rev C...
Page 244: ...450 LXi Owner Manual 4 16 Audio Video Components Rev C 4 16 37...
Page 248: ...450 LXi Owner Manual 4 16 Audio Video Components Rev C 4 16 41...
Page 250: ...450 LXi Owner Manual 4 16 Audio Video Components Rev C 4 16 43 4 16 3 5 Basic Controls...
Page 253: ...4 16 Audio Video Components 450 LXi Owner Manual 4 16 46 Rev C...
Page 267: ...4 16 Audio Video Components 450 LXi Owner Manual 4 16 60 Rev C 4 16 4 12 Location of Controls...
Page 268: ...450 LXi Owner Manual 4 16 Audio Video Components Rev C 4 16 61...
Page 314: ...450 LXi Owner Manual 4 16 Audio Video Components Rev C 4 16 107 Other Audio Visual Equipment...
Page 320: ...450 LXi Owner Manual 4 16 Audio Video Components Rev C 4 16 113...
Page 369: ...450 LXi Owner Manual Rev C NOTES...
Page 373: ...4 17 Electronic Step 450 LXi Owner Manual 4 17 4 Rev C NOTES...
Page 375: ...450 LXi Owner Manual Rev C NOTES...
Page 411: ...450 LXi Owner Manual Rev C NOTES...
Page 459: ...This Page Was Intentionally Left Blank...
Page 527: ...5 4 Generator Maintenance Service 450 LXi Owner Manual 5 4 24 Rev C NOTES...
Page 531: ...450 LXi Owner Manual Rev C NOTES...
Page 535: ...450 LXi Owner Manual Rev C NOTES...
Page 556: ...450 LXi Owner Manual 10 1 Where to Go for Service Rev C 10 1 9...
Page 557: ...450 LXi Owner Manual Rev C NOTES...