SECTION 6 - TROUBLESHOOTING
31215825
6-49
Figure 6-9. Electrical Diagram (MVL/MSP)
1001254413-A
SHEET 1
MAF29930A
A
B
C
D
E
F
G
H
1
2
3
4
5
5
4
3
2
1
1
2
3
4
5
5S ON 2S OFF (OVERLOAD)
*MIMIC'S BEACON WHEN NOT EQUIPPED W/LSS
3
1
2
1
2
B- BLACK
ON/OFF BLUE
COM WHITE
P1
ES OUT
YELL
OW/BLA
CK
ES IN
YELL
OW
SHIELD
B- BLA
CK
RS485B BL
UE
RS485A OR
ANGE
AUX #1 SIGNAL B
- RED/BLA
CK
AUX #1 RE
TURN BL
UE/BLA
CK
O
.S.S. SUPPL
Y 24V DC RED
O
.S.S. DIGIT
AL RE
TURN BROWN
LSS LED OR
ANGE/BLA
CK
LSS SWIT
CH - BROWN/BLA
CK
LSS SWIT
CH + BLA
CK/RED
P4
AUX 1 SIGNAL (INHIBITS DRIVE) BLA
CK 12
B-
AUX 1 RE
TURN OR
ANGE/RED 49-5
P5
P2
P3
BLA
CK 1
BLA
CK 2
BLA
CK 3
BLA
CK 4
BLA
CK 5
BLA
CK 6
BLA
CK 14
BLA
CK 12
BLA
CK 10
BLA
CK 9
BLA
CK 8
BLA
CK 13
BLA
CK 15
BL
UE/OR
ANGE 52-1
BL
UE/OR
ANGE 52-2
TAN 3-1
BL
UE/OR
ANGE 52-3
TAN 4-1
YELL
OW/RED 2-1
YELL
OW/RED 2-2
OR
ANGE/RED 49-3
OR
ANGE/RED 49-1
OR
ANGE/RED 49-2
OR
ANGE/RED 49-4
2
1
12
12
OR
ANGE/RED 49-5
OR
ANGE/RED 49-6
YELL
OW/RED 2-3
OR
ANGE/RED 49-7
YELL
OW/RED 2-4
OR
ANGE/RED 49-8
B-
4
3
4
3
1
AUX 1 SIGNAL (INHIBITS DRIVE)
AUX 1 RETURN
AUX 2 SIGNAL
AUX 2 RETURN
PWM 4-10.5 VDC
5 AMP MAX
LSS SWITCH RETURN (INHIBITS LIFT/DRIVE)
5 AMP MAX
5 AMP MAX
5 AMP MAX
5 AMP MAX
5 AMP MAX
5 AMP MAX
+
-
24VDC
24VDC
24VDC
PWM
24VDC
24VDC
B-
B+
B+
B-
B-
+
-
SIGNAL IN
SIGNAL OUT
2
4
3
2
3
4
5
6
7
14
13
12
11
10
9
8
1
2
3
4
5
6
7
11
12
13
14
15
16
17
8
18
9
19
10
20
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
ES OUT YELLOW/BLACK
1
ANALOGUE INPUT
VOLTAGE HIGH REF
B-
B-
B+
B-
B-
B-
B-
B-
B-
ES IN YELLOW
SHIELD
B- BLACK
RS485B BLUE
RS485A ORANGE
AUX #1 SIGNAL B- RED/BLACK
AUX #1 RETURN BLUE/BLACK
SUPPLY 24V DC RED
DIGITAL RETURN BROWN
LSS LED ORANGE/BLACK
LSS SWITCH - BROWN/BLACK
LSS BLACK/RED
HORN
ALARM
SPARE DIGITAL INPUT 2
(INHIBITS LIFT)
PLATFORM
AUX #1
PLATFORM
AUX #2
AUX INPUT #1
LSS SWITCH
CHARGER
(PLUGGED IN=B-)
SECURITY LOCK
OPTIONAL
LIFT DOWN
VALVE
RIGHT PHP
LIMIT SWITCH
(BAR UP=OPEN)
LEFT PHP
LIMIT SWITCH
(BAR UP=OPEN)
ELEVATION / SPEED
CUTBACK SWITCH
(ELEVATED=OPEN)
UP
VALVE (SPARE)
1
2
21
22
LSS SWITCH (OPEN=OVERLOAD)
AUX 1 OUTPUT
LSS PLT. LED
2
1
3
1
2
3
1
2
3
1
2
BRUSH WEAR INDICATION
30
87A
87
SEE
DRIVE
MOTOR'S
ZONE B-8
WHT/RED 57-1
WHT/RED 57-2
LSS
1
2
SEE ZONE A-5
SEE ZONE A-6
PLA
TFORM RED
YELLOW/RED 2-3-1
IGN YEL/RED
1
2
3
4
1
2
3
4
1
2
AUX 2 INPUT
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