Tennant T5 - Scrub Head Actuator LOWER (Extend)

D1
EMERGENCY STOP
SWITCH (OPTION)
MAIN
CONTACTOR
CR1
15
5
5
5
56
17
SW2
5
4
BRAKE RELAY
CR2
JUMPER
(STANDARD)
66
6
5
v
1 RED
CB1
5A
4
D2
1 RED 13 BLK
POS
CONTROL BOARD
T5 – Scrub Head Actuator LOWER (Extend)
STANDOFF 2
+
-
6 VDC
+
-
6 VDC
+
-
6 VDC
+
-
6 VDC
CR1
NEG
2
3
26
34
4
PIN J6-24
PIN J6-18
1 RED
1 RED
13 BLK
POST J11
POST J7
F1
100A
+
TO CIRCUIT BREAKER CB2
1 RED 1 RED
1 RED
SW1
CHARGER
INTERLOCK
CONDITIONS: Key ON, One Step switch activated
SCRUB HEAD
ACTUATOR
20
19
20
20
M5
PIN J6-21
PIN J6-23
-
42
PIN J6-7
SW10
4227
SCRUB HEAD ACTUATOR ASSEMBLY
!
Be cautious when working near Control Board -
Battery voltage is always present, even with Key OFF
EXTEND
LIMIT
SWITCH
PIN J6-11
41
MID
STROKE
SWITCH
SW5
RETRACT
SWITCH
SW9
SHOWN IN OPERATION DURING
LOWERING OF SCRUB HEAD
switch
condition
OPEN OPEN CLOSED
CLOSED CLOSED OPEN
*
CLOSED CLOSED
*
CLOSED CLOSED
*
SW5 closes when actuator is extended 2" (50mm) or more
SW5 SW9 SW10
Scrub Head Actuator Switches Logic Chart
Fully Retracted (UP)
Fully Extended (DOWN)
Retracting (RAISING)
Extending (LOWERING)
i
The Extend Limit Switch SW10 is an additional safety device to prevent
over-extension of the actuator; The actual length of extension is based
upon the current draw of the scrub brush motors
Wiring Color Codes
(Unless otherwise marked)
0
1
2
3
4
5
6
7
8
9
Tan
Pink
Brown
Orange
Yellow
Green
Blue
Purple
Gray
White
Right Most Digit
of Wire Number
Color of Wire
= Battery Negative
or Logic Ground
= Battery Positive
or Logic High
KEY
SWITCH
SW3
PIN J6-17
PIN J6-5
T5 9002333 REV.02 (11-07) 47
E