Figure 7-1. Electrical Schematic
GND
STARTER
SOLENOID
SOL-1
BAT
INPUT
MAIN FUSE
30A
FU-1
GND
87a
30
87
8586
PUMP
CLUTCH
CL-1
PUMP CLUTCH
RELAY
CR-3
GND
87a
30
87
8586
GND
HI-1
HOUR METER
GND
TEMP
SENDER
TT-1
GND
FUEL PUMP
PMP-2
86 85
87
30
87a
GND
GND
ON
SW-3
OFF
AUTOMATIC PUMP OUT
SWITCH
FUSE
25A
FU-2
TEMPERATURE
CONTROLLER
TC-1
TS-1
THERMOSTAT
TR6 TR5 TR7
TR4TR3TR1 TR2
TR8
TEMPERATURE
SENSOR
SW-6
GND
HIGH TEMP
SOLENOID
V-1
D-1
PUMP CLUTCH
SWITCH
SW-2
ONOFF
12V BATTERY
PS-1
GND
-
+
IGNITION SWITCH
SW-1
ST
BAT
ON/IGN
ENGINE SHUTOFF
RELAY
CR-1
VACUUM TANK
FLOAT SWITCH
FS-2
SW-4
GND
PMP-1
PUMP-IN
PUMP
(OPTIONAL)
PUMP IN
SWITCH
ONOFF
L-3
DASH LIGHT
TEMPERATURE
GAUGE
TI-1
G
I
S
DASH LIGHT
L-4
AWDS (OPTIONAL)
FS-3
GND
N/O
AWDS
FLOAT SWITCH
AWDS
RELAY
CR-2
AWDS CIRCUIT
BREAKER
30A
ENGINE ECU
POWER
ENGINE KILL
INPUT
HIGH TEMP
SHUTDOWN
SW-5
N/O
WATER BOX
FLOAT SWITCH
FS-1
N/C
PMP-3
AWDS PUMP
CB-1
MIL LIGHT
ENGINE MIL
OUTPUT
L-1
D-2
OFF
NOTES:
REFERENCE DRAWINGS
1.
WIRING DIAGRAM__________________000-179-079
LTR
REVISION DESCRIPTION
CODE
DATE
BY
CHKD
APPVD
B
REVERSED I AND G ON TEMP GAUGE
LRIP
10/19/2021
C.I.R.
L.O.L. L.O.L.
D
C
B
A
B
C
D
1
2
3
4
5
6
7
8
8
7
6
5
4
3
2
1
E
F
E
F
A
ELECTRICAL SCHEMATIC - TITAN 625
B
REV
06/03/2020
06/03/2020
06/03/2020
CODE:
SIZE
C
11015 47th Avenue West,
Mukilteo, Washington 98275
PROPRIETARY INFORMATION
SHEET 1 OF 1
APPVD
CHECKED
DRAWN
C.I.R.
L.O.L.
L.O.L.
BY
DATE
000-179-078
PART NUMBER
87
87a
86
85
30
87
87a
86
85
30
-
+
12V BATTERY
PS-1
87
87a
86
85
30
RED - DENOTES OPTIONAL EQUIPMENT
COLOR KEY
BLACK - DENOTES WIRES
GREEN - DENOTES COMPONENTS
TEMP
SENSOR
SW-6
87
87a
86
85
30
TEMPERATURE SENDER
TT-1
J-11
P-11
(WHT/BLK)
(WHT)
P-10
35(WHT/BLK)
P-9
J-9
J-10
(BLK)
PUMP IN PUMP IN (OPTIONAL)
(BLK)
PMP-1
PUMP IN PUMP
[TO PUMP IN PUMP SWITCH SW-4 #3] 50(GRY)
37(BLK) 6 GA
AWDS (OPTIONAL)
AWDS FLOAT
SWITCH
FS-3
(WHT)
(BLK)
AWDS RELAY
CR-2
46(BLK)
(BLK)
(BLK)
30 A
CB-1
51(WHT) 16 GA
P-15 J-15
P-16 J-16
48(BLK) 16 GA
AWDS PUMP
PMP-3
49(WHT) 12 GA
45(BRN) 14 GA
48(BLK) 16 GA
47(BLK) 12 GA
52(RED) 12 GA
23(RED) 12 GA
23(RED) 12 GA
RECOVERY TANK
53(RED) 12 GA
B-5
GND-3
45(BRN) 14 GA
HIGH TEMP SOLENOID
V-1
BIO
IN
(GRN)
(WHT)
(BLK)
(WHT)
[TO APO SWITCH SW-3 #2 - 14 GA .] 25(BRN)
41(PUR/WHT)
32(ORG)
42(WHT)
35(WHT) 14 GA
(BLK)
D1
1
2
3
4
6
TB1
(BLK)
(BLK)
(GRN)
5
N/O
VACUUM TANK
FLOAT SWITCH
FS-2
KOHLER ENGINE
MTR-1
16(WHT) 12 GA [TO TEMP GAUGE- TI-1 #G]
ENGINE
GROUND
GND-1
39(BLK)
41(PUR/WHT)
[TO TEMP GAUGE TI1 #I] 17(PNK/WHT)
36(WHT)
[THERMOSTAT TS-1] 14(BLK)
40(WHT)
TR8
TEMPERATURE
CONTROLLER
TC-1
TR2 TR4TR3
TR6 TR5
[THERMOSTAT TS-1] 13(RED)
[THERMOSTAT TS-1] 12(BLU)
TR1
31(WHT)
35(WHT/BLK)
35(WHT) 14 GA
32(WHT/GRN)
CONTROLLER
BRACKET
GROUND
GND-2
29(WHT/RED)
36(WHT)
N/C
27(PNK/BLK)
44(ORG/BLK)
P-14
J-14
HIGH TEMP
SHUTDOWN
SW-5
J-13
P-13
37(RED)
[TO TEMP GAUGE TI1 #I] 18(GRN/WHT)
(BLK)
(BLK)
32(WHT/GRN)
30(WHT)
33(WHT/BLK)
ENGINE SHUTOFF
RELAY
CR-1
32(ORG)
31(WHT)
09(BLU/WHT) [TO IGN SW-1 #6]
19(RED/BLK) [TO TEMP GAUGE TI1 #I]
ECU POWER INPUT
ENGINE KILL INPUT
(WHT)
(RED/WHITE)
STARTER
SOLENOID
SOL-1
34(RED) 6 GA
BATT
ST
*ALL WIRES ARE 18 GAUGE UNLESS OTHERWISE STATED
15(WHT) 14 GA [TO TEMP GAUGE TI1 #G]
P-12
(BLK)
(RED)
HARNESS
J-12
FUEL PUMP
PMP-2
B-1 B-2
07(BLK) [TO SW-1 #2]
J-6
P-6
J-7
P-7
33(WHT/BLK)
26(PUR) [TO PUMP CLUTCH SWITCH SW-2 #3]
PUMP CLUTCH
RELAY
CR-3
29(WHT/RED)
27(PNK/BLK)
D2
AWDS CIRCUIT
BREAKER
21(ORG) [TO TEMP GAUGE TI1 #S]
PUMP
CLUTCH
CL-1
(BLK)
P-3
28(YEL/BLK)
J-3
B-4
38(ORG) - 14 GA
33(ORG) - 14 GA
B-3
54(RED) 12GA
43(RED) 12GA
(TAN)
P-8
J-8
06(GRN) [TO MIL LIGHT L-1]
MIL LIGHT OUTPUT
24(BLK) [TO APO SWITCH SW-3 #2 - 14 GA.]
38(ORG) 14 GA
J-5
P-5
(ORG)
33(ORG) -14 GA
25 A
PUMP OUT
FUSE
FU-2
30 A
MAIN FUSE
FU-1
J-4
P-4
(ORG)
08(RED) [TO IGN SWITCH SW-1 #3 - 12 GA.]
WATER BOX
FLOAT SWITCH
FS-1
WATER BOX ASSEMBLY
N/O
TR7
CUT
JUMPERS
UNCUT RESISTOR 145-250F
CUT RESISTOR 140-240F
**UNCUT IS STANDARD , BUT CAN BE CUT
TO REDUCE HIGH DUMP TEMPERATURES
(BLU)
10(BLU) [TO IGN SWITCH #6]
P-23
J-23
D
C
B
A
B
C
D
1
2
3
4
5
6
7
8
8
7
6
5
4
3
2
1
E
F
E
F
A
WIRING DIAGRAM - TITAN 625
C
REV
06/08/2021
06/08/2021
06/08/2021
CODE:
SIZE
C
11015 47th Avenue West,
Mukilteo, Washington 98275
PROPRIETARY INFORMATION
SHEET 3 OF 3
APPVD
CHECKED
DRAWN
C.I.R.
E.J.
L.O.L.
BY
DATE
000-179-079
PART NUMBER
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