Tennant 9000136 Training manual

IB 340753 (01- 2007) 1
No. 340753
Machine: T7/SSR
Published: 01- 2007
Rev. 00
INSTRUCTION BULLETIN
NOTE: DO NOT DISCARD the Parts List from the Instruction Bulletin. Place the
Parts List in the appropriate place in the machine manual for future
reference. Retaining the Parts List will make it easier to reorder
individual parts and will save the cost of ordering an entire kit.
Installation instructions for kit number 9000136
SYNOPSIS:
This kit contains the parts needed to install the 650mm disk head assembly on T7/SSR machines.
Please follow step-by-step instructions.
SPECIAL TOOLS / CONSIDERATIONS: NONE
(Estimated time to complete: 1 hour)
PROTECT THE ENVIRONMENT
Please dispose of packaging materials, old machine components,
and hazardous fluids in an environmentally safe manner according
to local waste disposal regulations.
Always remember to recycle.
PREPARATION:
1. Empty the solution and recovery tanks. Refer
to the Operators Manual for instructions.
2. Park the machine on a clean level surface and
if necessary raise the scrub head. Turn off the
machine.
3. Remove the brushes from the machine.
4. Turn on the machine and lower the scrub
head and squeegees.
5. Turn off the machine and remove the key.
FOR SAFETY: Before leaving or servicing
machine, stop on level surface, turn off the
machine, and remove the key.
6. Disconnect the battery cables from the
batteries.
WARNING: Always disconnect battery
cables from machine before working on
electrical components.
7. Jack or lift the front end of the machine
between 6” and 12” from the floor, slide the
jack stands underneath the machine, and
lower the machine onto the jack stands. Refer
to the Operators Manual for instructions.
FOR SAFETY: When servicing machine, block
machine tires before jacking up machine. Use
a hoist or jack capable of supporting the
weight of the machine. Jack machine at
designated locations only. Support machine
with jack stands.

IB 340753 (01- 2007)2
8. Disconnect the cables from both scrub head
drive motors and the wires and hose from the
water solenoid valve. Refer to Fig. 1.
Disconnect
motor cables
from main
wire harness
Disconnect wires
and hose from
solenoid valve
FIG. 1
9. Remove the hardware (A) holding the scrub
head to the machine and slide the scrub head
from under the machine. Set the hardware
aside. Refer to Fig. 2.
10. Remove the lift arms (B) from the scrub head.
Set the lift arms and hardware (C) aside.
Refer to Fig. 2.
Remove hardware (A)
(not shown) from this
side of machine also
B
A
A
A
A
A
C
C
C
C
Actuator
FIG. 2

IB 340753 (01- 2007) 3
11. Remove the center arm plates (D) and the
scrub head lift spring (E) from the scrub head.
Set center arm plates, scrub head lift spring,
and all hardware (F) aside. Refer to Fig. 3.
12. Remove the lift bracket (G) from the scrub
head. Set the lift bracket and hardware (H)
aside. Refer to Fig. 3.
D
E
D
F
F
F
F
F
H
G
F
FIG. 3

IB 340753 (01- 2007)4
INSTALLATION:
1. Use the saved hardware (H) to install the lift
bracket (G) onto the new scrub head
assembly. Refer to Fig. 3.
2. Use the saved hardware (C) to install the lift
arms (B) onto the new scrub head assembly.
Refer to Fig. 2.
3. Use the saved hardware (F) to install the
center arm plates (D) and scrub head lift
spring (E) onto the scrub head assembly.
Refer to Fig. 3.
4. Position the scrub head under the machine
and use the saved hardware (A) to install the
scrub head onto the machine. Refer to Fig. 2.
5. Connect all loose hoses, wires, and cables
disconnected from the removed scrub head to
the new scrub head. Refer to Fig. 1.
6. Install the brushes onto the scrub head.
7. Remove the jack stands from under the
machine and lower the machine to the floor.
8. Reconnect the battery cables to the batteries.
9. Start and test the machine. Check the hose
connections for leaks. Ensure the brushes
function.
TENNANT COMPANY
P. O. Box 1452
Minneapolis, MN 55440-1452