Loader Bobcat 853, 853H. Manual — part 47
853 WITHOUT BOSS - WIRING SCHEMATIC
S/N 510125240-26110
(Printed June 1999)
MC2569
MC2569 (5-14-99)
WHT
DBL/WHT
PNK
BLK
PUR/WHT
HR
F
C
G
B
D
E
A
H
STARTER RELAY
WIRES CONNECT BY
LETTER ACROSS
CONNECTORS
A
B A
B
WHT/LGN
GLOW PLUG RELAY
M
S
B
STARTER
BATTERY
RED
RED
RED
G
LGN
S
ALTERNATOR
B
RED
RED
BLK
DBL/WHT
PNK
RNG
RNG
BLK
85
87
87A
LBL/RNG
RED
BLK
RED
86
30
85
WHT
WHT/LGN
87
87A
C
11
5
C
10
1
C
10
6
FOR DRAWING CLARITY
BODIES NOT SHOWN
SOME CONNECTOR
PUR/WHT
A
B
B
A
BLK
PUR
C
11
7
GLOW
PLUGS
FUEL LEVEL
ENGINE COOLANT
C118
LG
N
/W
H
T
PUR
EXC
RED
RNG/DGN
RNG/DGN
30
86
YEL/DGN
YEL/DGN
DIODE
TO OPTIONS
(BACK-UP ALARM SWITCHES)
HERE OR
TO OPTIONS)
ENGINE OIL
PRESSURE SWITCH
PUR
E
B
LG
N
/D
BL
D
G
N
/YEL
R
N
G
LG
N
/PN
K
LG
N
/R
ED
R
N
G
BL
K
A
C
D
F
LBL/BLK
LBL/BLK
RED
FUEL SHUTOFF SOLENOID
WHT/BLK
RED/WHT
RNG
YEL/DBL
YEL/BRN
LGN
ENGINE HARNESS (WITHOUT BOSS) - 6704932 OR 6705111
C
11
6
HYDRAULIC
CHARGE
PRESSURE
CHARGE OIL
FILTER
DIFFERENTIAL
PRESSURE
HYDRAULIC OIL
FILTER
DIFFERENTIAL
PRESSURE
YEL/DBL
YEL
YEL/BLK
HYDRAULIC OIL
TEMPERATURE
C120
C
11
4
C
12
5
A
B
B
A
CHARGE PRESSURE
HARNESS - 6704931
B
A
A B
B
C A
G J F K D H E
RNG
C
10
5
TO OPTIONS
TO OPTIONS
C
10
8
RNG
START
RUN
OFF
ACC
2
1
PUR/WHT
DBL/WHT
PNK
WHT/BLK
BLK
RED/WHT
RED/WHT
IGNITION SWITCH
B
I
ST
SO
YEL/DBL
YEL/BRN
PUR
VOLTMETER
V
h
RED/WHT
BLK
BLK
BLK
BLK
BLK
C
20
2
PUR
GRY
GRY
RNG
PUR/WHT
RNG
GRY
RNG
RNG
GRY
GRY
GND
S
I
LGHT
S
GND
I
LGHT
I
GND
LGHT
C
20
5
C
20
6
C
20
7
C
20
4
HOURMETER
YEL/DGN
TO OPTIONS
(FRONT WIPER)
ENGINE WARNING LIGHT
TRANSMISSION WARNING LIGHT
FUEL GAUGE
ENGINE
TEMPERATURE
GAUGE
LBL/DGN
RNG
BLK
RNG
RNG
RNG
RNG
RED/WHT
RED/WHT
WHT
RNG
RED/WHT
YEL/DBL
WHT
ST
FLASHER
BR
N
BR
N
BR
N
BR
N
LEFT
FLASHER
LAMP
(IF
EQUIPPED)
RIGHT
FLASHER
LAMP
(IF
EQUIPPED)
BL
K
D
BL
DBL
BL
K
BRN
BL
K
G
R
Y
CAB HARNESS (WITHOUT BOSS) - 6704494
YEL/DGN
LGN/RED
LGN/PNK
RNG
DGN/YEL
LGN/DBL
AUXILIARY HYDRAULIC SWITCH
(IF EQUIPPED)
B
DETENT LIGHT
MODE LIGHT
C
F
A
E
D
RED
BLK
LEFT
HEAD
LIGHT
(IF
EQUIPPED)
FUSE
IGNITION
FUSEHOLDER
FUSE
RED/WHT
RED/WHT
ACCESSORY
FUSEHOLDER
LBL/BLK
LIGHT SWITCH
(IF EQUIPPED)
B1
B2
WARNING
HEADLIGHT
REAR WORK
TAIL
RIGHT
HEAD
LIGHT
(IF
EQUIPPED)
GLOW PLUG
BUTTON
R
ED
C
20
3
C
21
1
C
21
4C
21
5
A
A
B
BL
K
R
N
G
BLK
BLK
DGN/RED
DGN/LGN
B
C
C407
C408
RNG/DBL
BL
K
RNG
B
A
CONTROLS MODULE
FRONT AUXILIARY
ROD SOLENOID
FRONT AUXILIARY
BASE SOLENOID
R
N
G
D
G
N
B
RNG
YEL/WHT
YEL
R
N
G
R
N
G
LG
N
/D
BL
LG
N
/PN
K
LG
N
/R
ED
D
G
N
/YEL
LG
N
/P
N
K
LG
N
/R
ED
LG
N
/D
BL
R
N
G
B
A
B
A
B
A
B
A
C
41
0
BLK
BLK
B
A
A
B
A
B
A
B
REAR AUXILIARY
ROD SOLENOID
REAR AUXILIARY
BASE SOLENOID
YEL/WHT
YEL
C
DGN/LGN
A
RNG
DGN/RED
RNG
DGN
D
G
N
/R
E
D
CONTROLS HARNESS - 6703878
HORN
C
41
4
C
41
5
C
41
1
A B G J K H C D E F
A B G J K H C D E F
F
A C E
B D
F
A C E
B D
C
G
A
D H
J K
E F B
FRONT
AUX.
DETENT
RIGHT HANDLE
(IF EQUIPPED)
YEL
BRN
RNG/WHT
B
A
RNG/DBL
DGN
B
C
A
LEFT HANDLE
(IF EQUIPPED)
A
C
B
DGN
RNG/DBL
A
B
HORN
RNG/WHT
BRN
YEL
REAR
AUX.
C
40
1
C
40
2
C
40
3
C
40
4
TO OPTIONS
(SHUTDOWN
MODULE)
TO
OPTIONS
GRY = GREY
WHT = WHITE
PUR = PURPLE
TAN = TAN
BRN = BROWN
PNK = PINK
YEL = YELLOW
DGN = DARK GREEN
LGN = LIGHT GREEN
DBL = DARK BLUE
LBL = LIGHT BLUE
BLK = BLACK
RNG = ORANGE
RED = RED
RED = RED
RNG = ORANGE
BLK = BLACK
LBL = LIGHT BLUE
DBL = DARK BLUE
LGN = LIGHT GREEN
DGN = DARK GREEN
YEL = YELLOW
PNK = PINK
BRN = BROWN
TAN = TAN
PUR = PURPLE
WHT = WHITE
GRY = GREY
OPTIONS
TO
ATTACHMENT
HERE OR TO
C
46
0
ATTACHMENT
HERE OR TO
C
46
0
C
44
1
C
45
7
REAR AUX.
TURN
SIGNAL
B
A
C
DGN
BRN
YEL
RNG
YEL/LGN
YEL/RED
WHT
RNG/WHT
HORN
SKI CONTROL
B
A
C
A
B
B
A
ATTACHMENT
TO
RNG/DBL
LEFT HANDLE (IF EQUIPPED)
C
40
3
DBL
C
44
0
C
44
1
C
44
0
C
45
7
REAR AUX.
SIGNAL
TURN
C
A
B
YEL
BRN
DGN
RNG
YEL/RED
YEL/LGN
YEL
C120
WITH FRONT AUXILIARY VALVE
C
45
9
C
45
8
DGN
DBL
C
40
3
LGN
B
F
E
A
LEFT HANDLE (IF EQUIPPED)
RIGHT HANDLE (IF EQUIPPED)
RNG/DBL
DGN
ATTACHMENT
TO
ATTACHMENT
TO
AUX.
FRONT
C
B
A
A
B
A
B
B
A
C
A
B
D
C
SKI CONTROL
HORN
SKI CONTROL
WATER KIT
DETENT
RNG/WHT
DGN/RED
DGN/LGN
RNG/WHT
RNG
YEL
WHT
F
E
B
D
A
K
J
G
H
C
C
41
4
C
41
5
HORN
D
G
N
/R
ED
DGN
RNG
DGN/RED
RNG
A
DGN/LGN
C
YEL
YEL/WHT
BASE SOLENOID
REAR AUXILIARY
ROD SOLENOID
REAR AUXILIARY
B
A
B
A
B
A
A
B
BLK
BLK
C
41
0
C
41
1
A
B
A
B
A
B
A
B
R
N
G
LG
N
/D
BL
LG
N
/R
ED
LG
N
/PN
K
D
G
N
/YEL
LG
N
/R
ED
LG
N
/PN
K
LG
N
/D
BL
R
N
G
R
N
G
F
F
E
E
D
D
YEL
YEL/WHT
RNG
B
D
G
N
/L
G
N
D
G
N
R
N
G
CONTROLS HARNESS - 6705283
BASE SOLENOID
FRONT AUXILIARY
ROD SOLENOID
FRONT AUXILIARY
CONTROLS MODULE
B
A
C
B
A
C
H
A
B
E
F
G
C
K
J
D
H
A
B
E
F
G
C
A
B
RNG
B
LK
RNG/DBL
C408
C407
D
C
B
DGN/LGN
DGN/RED
BLK
BLK
R
N
G
B
LK
J
K
B
A
A
C120
WITHOUT FRONT AUXILIARY VALVE
C
45
9
C
45
8
DGN
LGN
B
F
E
A
RIGHT HANDLE (IF EQUIPPED)
DGN
ATTACHMENT
TO
AUX.
FRONT
C
B
A
A
B
D
C
SKI CONTROL
WATER KIT
DETENT
DGN/RED
DGN/LGN
RNG/WHT
RNG
YEL
B
F
A
K
J
G
H
E
D
C
D
B
E
C
A
F
D
B
E
C
A
F
J
H
K
C
E
G
A
B
D F
J
H
K
C
E
G
A
F
D
B
C
41
4
C
41
5
C
41
3
HORN
LBL
/R
ED
LBL/RED
RELIEF SOLENOID
HIGH PRESSURE
YEL
YEL
D
G
N
/L
G
N
CONTROLS HARNESS - 6702999
D
G
N
/R
ED
DGN
RNG
DGN/RED
RNG
A
DGN/LGN
C
B
A
A
B
BLK
A
B
A
B
A
B
A
B
R
N
G
LG
N
/D
BL
LG
N
/R
E
D
LG
N
/PN
K
D
G
N
/YEL
LG
N
/R
ED
LG
N
/P
N
K
LG
N
/D
BL
R
N
G
R
N
G
YEL
YEL/WHT
RNG
B
D
G
N
/L
G
N
D
G
N
R
N
G
BASE SOLENOID
FRONT AUXILIARY
ROD SOLENOID
FRONT AUXILIARY
CONTROLS MODULE
ATTACHMENT
TO
A
B
RNG
BL
K
RNG/DBL
C408
C407
C
B
DGN/LGN
DGN/RED
BLK
BLK
R
N
G
B
LK
B
A
A
MODULE)
(SHUTDOWN
TO OPTIONS
C120
C
21
5
C
21
4
C
21
1
C
20
3
R
ED
BUTTON
GLOW PLUG
EQUIPPED)
(IF
LIGHT
HEAD
RIGHT
TAIL
REAR WORK
HEADLIGHT
WARNING
B2
B1
(IF EQUIPPED)
LIGHT SWITCH
LBL/BLK
FUSEHOLDER
ACCESSORY
RED/WHT
RED/WHT
FUSE
FUSEHOLDER
IGNITION
FUSE
EQUIPPED)
(IF
LIGHT
HEAD
LEFT
BLK
RED
D
E
A
F
C
MODE LIGHT
DETENT LIGHT
B
(IF EQUIPPED)
AUXILIARY HYDRAULIC SWITCH
LGN/DBL
DGN/YEL
RNG
LGN/PNK
LGN/RED
YEL/DGN
CAB HARNESS (WITHOUT BOSS) - 6704494
G
R
Y
BL
K
BRN
BL
K
DBL
D
BL
BL
K
EQUIPPED)
(IF
LAMP
FLASHER
RIGHT
EQUIPPED)
(IF
LAMP
FLASHER
LEFT
BR
N
BR
N BR
N
BR
N
FLASHER
ST
WHT
YEL/DBL
RED/WHT
RNG
WHT
RED/WHT
RED/WHT
RNG
RNG
RNG
RNG
BLK
RNG
LBL/DGN
GAUGE
TEMPERATURE
ENGINE
FUEL GAUGE
TRANSMISSION WARNING LIGHT
ENGINE WARNING LIGHT
(FRONT WIPER)
TO OPTIONS
YEL/DGN
HOURMETER
C
20
4
C
20
7
C
20
6
C
20
5
LGHT
GND
I
LGHT
I
GND
S
LGHT
I
S
GND
GRY
GRY
RNG
RNG
GRY
RNG
PUR/WHT
RNG
GRY
GRY
PUR
C
20
2
BLK
BLK
BLK
BLK
BLK
RED/WHT
h
V
VOLTMETER
PUR
YEL/BRN
YEL/DBL
SO
ST
I
B
IGNITION SWITCH
RED/WHT
RED/WHT
BLK
WHT/BLK
PNK
DBL/WHT
PUR/WHT
1
2
ACC
OFF
RUN
START
RNG
C
10
8
TO OPTIONS
TO OPTIONS
C
10
5
RNG
H
E
K
F
J
G
B
C
D
A
B
A
A B
C
12
5
HARNESS - 6704931
CHARGE PRESSURE
A
B
B
A
PRESSURE
CHARGE
HYDRAULIC
A
B
C
11
3
A
B
YEL
(IF EQUIPPED)
DIVERTER
YEL
BLK
SV1
F
D
C
A
BL
K
R
N
G
LG
N
/R
ED
LG
N
/PN
K
R
N
G
D
G
N
/YEL
LG
N
/D
BL
B
E
C
11
4
TEMPERATURE
HYDRAULIC OIL
YEL/BLK
YEL
YEL/DBL
PRESSURE
DIFFERENTIAL
FILTER
HYDRAULIC OIL
PRESSURE
DIFFERENTIAL
FILTER
CHARGE OIL
C
11
6
ENGINE HARNESS (WITHOUT BOSS) - 6706222
LGN
YEL/BRN
YEL/DBL
RNG
RED/WHT
WHT/BLK
FUEL SHUTOFF SOLENOID
RED
LBL/BLK
LBL/BLK
PUR
PRESSURE SWITCH
ENGINE OIL
TO OPTIONS)
HERE OR
(BACK-UP ALARM SWITCHES)
TO OPTIONS
DIODE
YEL/DGN
YEL/DGN
86
30
RNG/DGN
RNG/DGN
RED
EXC
PUR
LG
N
/W
H
T
C118
1075-2231 OHMS
ENGINE COOLANT
33-246 OHMS
FUEL LEVEL
PLUGS
GLOW
C
11
9
C
11
7
PUR
BLK
A
B
B
A
PUR/WHT
BLK
A
B
B
A
SOME CONNECTOR
BODIES NOT SHOWN
FOR DRAWING CLARITY
C
10
6
C
10
1
C
11
5
87A
87
WHT/LGN
WHT
85
30
86
RED
BLK
RED
LBL/RNG
87A
87
85
BLK
RNG
RNG
PNK
DBL/WHT
BLK
RED
RED
B
ALTERNATOR
S
LGN
G
RED
RED
RED
BATTERY
STARTER
B
S
M
GLOW PLUG RELAY
WHT/LGN
B
A
B
A
CONNECTORS
LETTER ACROSS
WIRES CONNECT BY
STARTER RELAY
H
A
E
D
B
G
C
F
HR
PUR/WHT
BLK
PNK
DBL/WHT
WHT
MC2570 (5-14-99)
MC2570
(Printed June 1999)
S/N 512811001-14999
S/N 510126111 AND ABOVE
853 WITHOUT BOSS - WIRING SCHEMATIC
WHT
WHT/BLK
YEL/DGN
YEL/DGN
YEL/DBL
YEL/DBL
RNG
DGN
YEL
RNG/WHT
LBL
BRN
RED
BLK
RNG/WHT
LBL
WHT
YEL
DGN
DBL
BRN
BRN/YEL
YEL/WHT
YEL/RED
YEL/LGN
RNG
DGN
DGN/YEL
LGN/WHT
BLK
YEL
DGN
RNG
WHT
DBL
RNG
YEL/RED
YEL/LGN
DGN
DGN
BLK
LGN
BRN/YEL
RNG/DBL
YEL/WHT
YEL/RED
LGN
RNG/DBL
LGN
BLK
YEL/LGN
BLK
BLK
RED/WHT
RED
WHT
RN
G
B
LK
RED/
W
HT
87
30
87A
86
85
85
86
87A
30
87
85
86
85
86
87
30
87A
30
87A
87
B
A
B
A
L
D
C
E
F
G
H
M
K
J
N
P
E
D
B
A
K
F
G
C
J
H
TO CONTROLS
(RIGHT HANDLE)
A
C
D
F
E
B
A
C
B
A
B
A
B
B
A
A
C
B
TO CONTROLS
TO CONTROLS
(AUXILIARY RELIEF)
TO
ENGINE
RELAY 1 -
(EXAMPLE - ANGLE BROOM POWER)
TO OPTIONS
DIODE MODULE
C107
C
44
2
C
45
7
C
50
6
C
44
0
C
44
1
C
45
7
C
50
9
ATTACHMENT CONTROLS HARNESS - 6705901
TO CONTROLS
(USED WITH HIGH
FLOW MACHINES ONLY)
MC2574 (5-14-99)
WIRES CONNECT BY
LETTER ACROSS
CONNECTORS
A
B A
B
FOR DRAWING CLARITY
BODIES NOT SHOWN
SOME CONNECTOR
TO
ENGINE
C106
A
B
BLK
TO WATER KIT
LGN/WHT
C
50
5
RNG/DBL
DBL
DGN
TO CONTROLS
(LEFT HANDLE)
TO CONTROLS
(LEFT HANDLE)
J
C
G
F
H
A
B
D
E
K
RELAY 2 -
(EXAMPLE - FRONT/REAR AUXILIARY - BASE END)
RELAY 3 -
(EXAMPLE - FRONT/REAR AUXILIARY - ROD END)
RELAY 3 -
(EXAMPLE - STUMP GRINDER)
56SB
A
B
B
A
B
A
B
A
BL
K
RNG
RED
/W
HT
C105
C108
POWER
HARNESS
6706446
TO CONTROLS
(USED WITH HIGH
FLOW MACHINES ONLY)
ATTACHMENT CONTROL OPTION
S/N 508415001-17999
S/N 509715001-17999
S/N 510125001 AND ABOVE
S/N 510250001 AND ABOVE
S/N 510375001 AND ABOVE
S/N 512811001-15999
(Printed June 1999)
MC2574
853 - WIRING SCHEMATIC
TO CONTROLS
(USED WITH HIGH
FLOW MACHINES ONLY)
TO CONTROLS
(USED WITH HIGH
FLOW MACHINES ONLY)
A
B
BLK
B
A
A
B
DGN/YEL
DGN/YEL
C
46
1
C
41
5
C
41
5
TO CONTROLS
(USED WITH HIGH
FLOW MACHINES ONLY)
STUMP GRINDER OR GRADER
HARNESS - 6706552
FOR LOADERS WITH
APITECH VALVE ONLY
TO FR..AUX. BASE END SOLENOID
JUMPER WIRE - CONNECTS TO
10-PIN CONNECTOR (MODULE) J TERMINAL
STUMP GRINDER 50 ONLY
GRY = GREY
WHT = WHITE
PUR = PURPLE
TAN = TAN
BRN = BROWN
PNK = PINK
YEL = YELLOW
DGN = DARK GREEN
LGN = LIGHT GREEN
DBL = DARK BLUE
LBL = LIGHT BLUE
BLK = BLACK
RNG = ORANGE
RED = RED
RED = RED
RNG = ORANGE
BLK = BLACK
LBL = LIGHT BLUE
DBL = DARK BLUE
LGN = LIGHT GREEN
DGN = DARK GREEN
YEL = YELLOW
PNK = PINK
BRN = BROWN
TAN = TAN
PUR = PURPLE
WHT = WHITE
GRY = GREY
C633
OPTIONS
TO
C105
ENGINE
TO
ON AND OFF SWITCH
BASE RELAY
ROD RELAY
BLK
86
30
85
87
87A
87A
87
85
30
86
BLK
SOLENOID
HIGH FLOW
RED
A
C
63
2
A
DIODE HARNESS - 6703898
A
B
BLK
RED
BLK
B
B
DIODE
C
62
9
A
C
63
0
A
RED
SOLENOID
HIGH PRESSURE
DIODE
B
B
BLK
RED
BLK
B
A
DIODE HARNESS - 6703898
C
63
1
B
A
BLK
DGN/RED
LBL/RED
DGN/RED
LBL/RED
R
N
G
/W
H
T
RNG/WHT
RNG/WHT
RNG/WHT
DGN/LGN
BLK
A
B
C
41
4
BLK
DGN/RED
LBL/RED
HIGH HORSEPOWER HYDRAULIC HARNESS - 6703166
LBL/RED
1
2
1
2
B
A
BLK
C
41
5
C
41
5
C
41
4
DGN/LGN
DGN/RED
BLK
BLK
B
A
FUTURE USE
FOR
C
10
1
TO ENGINE
REAR TAILLIGHT HARNESS - 6709048
C615
C614
C
61
2
C613
BOTTLE/PUMP
M
BR
N
/R
ED
BR
N
/R
E
D
BR
N
/R
E
D
DBL/BLK
BLK
F E D C B A
A
D
B C
E F
BLK
RNG/DGN
RNG
ALARM
BACKUP
RIGHT WORK
LEFT WORK
LAMP
REGISTRATION
RIGHT TAILLIGHT
LEFT TAILLIGHT
E
C
B A
DBL/BLK
RNG
YEL
PNK
DGN
RNG/DGN
DBL/WHT
D
BL
/W
H
T
BL
K
BLK
DBL/WHT
D
G
N
PN
K
PN
K
PN
K
B
LK
YEL
B
LK
B
H
D
A
G
E
F
C
A B
A
B
C
D
E
F
F D
TO CAB
C
10
2
B
A
REAR WIPER HARNESS - 6708285
MOTOR
REAR WIPER
V
M
SWITCH
REAR WIPER
TO ENGINE
RED/WHT
R
NG
/B
LK
2
1
3
4
5
6
R
ED
/W
HT
DBL/BLK
DBL/BLK
RNG/BLK
SOLENOID
BUCKET LEVEL
BUCKET LEVEL SWITCH HARNESS- 6701376
C
10
5
BUCKET LEVEL SWITCH HARNESS- 6704411
SWITCH
BUCKET LEVEL
TO ENGINE
RNG
BLK
RNG
TO ENGINE
C
10
6
RNG/DGN
RNG
BLK
BLK
TO ENGINE
C
10
5
BACK-UP ALARM SWITCHES HARNESS - 6702591
SWITCHES
BACK-UP ALARM
MODEL ATTACHMENTS
TO NEWER
D
DGN
S
GD
CENTER
RT
TM
LT
K
L
N
B
M
A
C
P
6706392
ADAPTER HARNESS
OLD TO NEW
C
62
8
DBL
TO ATTACHMENT
G
F
H
E
J
RED
BLK
BRN
C
62
7
YEL
6568739 (RH HINGED DOOR)
FRONT WIPER HARNESS
TO OPTIONS
C
62
4
1
2
BLK
R
N
G
/BL
K
MOTOR
FRONT WIPER
SWITCH
FRONT WIPER
RED/WHT
2
1
3
4
5
6
V
M
TO OPTIONS
C
62
4
6708225
WIPER HARNESS
1
2
TO CAB
C
20
4
BLK
RED/WHT
C625
6708269 (LH HINGED DOOR)
FRONT WIPER HARNESS
M
V
R
E
D
/W
H
T
6
5
4
3
1
2
RED/WHT
SWITCH
FRONT WIPER
MOTOR
FRONT WIPER
D
BL
/BL
K
BL
K
BL
K
R
N
G
/BL
K
BLK
C
20
4
2
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