Electrical Connection Diagram - HWH 625 SERIES Operator's Manual

625 OR 625S SERIES LEVELING SYSTEMS
CONTROL BOX - LED - FUSE LOCATION AND DESCRIPTION
1 3
19
2 4
LED
12 14
11 13
FUSE
21
22
23
24
25
SENSING UNIT
26
27
28
+12V
REAR
RIGHT SIDE
FRONT
LEFT SIDE
GROUND
NOTE: FOR DETAILED INPUT / OUTPUT INFORMATION ABOUT
PIN CONNECTIONS SEE ELECTRICAL CONNECTION
DIAGRAM - CONTROL BOX CONNECTION INFORMATION.
NOTE: A LIT YELLOW LED INDICATES THERE IS A GROUND
SIGNAL TO TURN THE CORRESPONDING RELAY ON.
A LIT RED LED INDICATES THERE IS
VOLTAGE ON IT'S CORRESPONDING OUTPUT PIN.
IF A YELLOW LED IS LIT AND THE
CORRESPONDING RED LED IS OFF, EITHER
IT'S FUSE IS BLOWN OR THE RELAY IS BAD.
IF THE YELLOW LED'S ARE WORKING BUT NO RED LED
IS COMING ON THERE MAY BE PROBLEM WITH INPUT
VOLTAGE IN THE 4-PIN CONNECTOR.
IF A YELLOW LED IS NOT LIT, THERE IS A PROBLEM WITH
THE CONTROL BOX, TOUCH PANEL OR CONNECTION CABLE.
LED'S 19 AND 20 (YELLOW) WILL BE ON WHENEVER THE
TOUCH PANEL IS ON UNLESS THE "STORE" BUTTON IS
PUSHED. TWO SECONDS AFTER THE "STORE" BUTTON
IS PUSHED, LED's 7 AND 20 WILL TURN OFF. 5 SECONDS
LATER LED'S 3 AND 19 WILL TURN OFF.
MP85.184J

ELECTRICAL CONNECTION DIAGRAM

5 7
20
6 8
16
18
15
17
29 30 31 32 33 34 35
OLD
F12
BOARD
36 37 38
LOCATION
(39)
9 36 37 38
LED RELAY DESCRIPTION
1-YELLOW RIGHT REAR COIL
2-RED RIGHT REAR OUTPUT
3-YELLOW LEFT REAR COIL
4-RED LEFT REAR OUTPUT
5-YELLOW RIGHT FRONT COIL
6-RED RIGHT FRONT OUTPUT
7-YELLOW LEFT FRONT COIL
8-RED LEFT FRONT OUTPUT
11-YELLOW
DUMP COIL
12-RED DUMP OUTPUT
13-YELLOW
MASTER RELAY COIL
14-RED MASTER RELAY OUTPUT
15-YELLOW PUMP COIL
16-RED PUMP OUTPUT
17-YELLOW TRAVEL COIL
18-RED TRAVEL OUTPUT
19-YELLOW CRX 2
20-YELLOW CRX 1
21-YELLOW LEFT FRONT WARN SW
22-YELLOW RIGHT FRONT WARN SW
23-YELLOW RIGHT REAR WARN SW
24-YELLOW LEFT REAR WARN SW
25-RED LEFT FRONT PRESS SW
26-RED RIGHT FRONT PRESS SW
27-RED RIGHT REAR PRESS SW
28-RED LEFT REAR PRESS SW
29-RED NOT USED
30-YELLOW NOT USED
31-GREEN 3000 LB PRESS SW INPUT
32-RED MASTER WARN CONTROL
33-GREEN 50 LB PRESS SW INPUT
34-RED JACK INTERRUPT
35-RED PARK BRAKE
36-RED BOARD ENABLE
37-RED ACCESSORY IN
38-RED ACCESSORY OUT FOR
MASTER WARNING
(39) 9-RED LINK LIGHT
NOTE: THE TRAVEL RELAY IS WIRED AS A
NORMALLY CLOSED RELAY. WHEN THE YELLOW
LED (17) IS ON THE RELAY CONTACTS WILL OPEN.
THE RED LED (18) WILL NOT BE ON. THE RED LED
WILL BE ON IF THE LEVELING SYSTEM IS IN THE
TRAVEL MODE AND THE IGNITION IS ON.
NOTE: THE TRAVEL RELAY IS NOT USED ON
VEHICLES EQUIPPED WITH HWH AIR DUMP SYSTEMS.
IT IS ONLY USED WITH PILOT OPERATED AIR DUMP
SYSTEMS.
NOTE: ON NEWER CONTROL BOXES, FUSE F11 AND FUSE
F12 HAVE BEEN REPLACED WITH POLY SWITCHES PF4
AND PF3. POLY SWITCHES PROTECT A COMPONENT OR
WIRE AS A FUSE DOES EXCEPT THE POLY SWITCH WILL
ALLOW CURRENT THROUGH WHEN THE OVERLOAD OR
SHORT IS REMOVED. POLY SWITCHES ARE NOT
REPLACEABLE.
FUSE
F1 - 15 AMP
F2 - 15 AMP
F3 - 15 AMP
F4 - 15 AMP
F6 - 5 AMP
F7 - 5 AMP
F8 - 5 AMP
F9 - 5 AMP
F10 - 10 AMP
PF4 (F11)
MP85.184C
08SEP09