Tennant 340513 Training manual

IB 340513 (10-01) 1
No. 340513
Machine: 5700
Published: 10-01/00
System: SCRUBBING
INSTRUCTION BULLETIN
NOTE: DO NOT DISCARD the Parts List from the Instruction Bulletin. Place the Parts
List in the appropriate place in your machine manual for future reference.
Retaining the Parts List will make it easier to reorder individual parts and will
save you the cost of ordering an entire kit.
NOTE: Numbers in parenthesis ( ) are reference numbers for parts listed in Bill of Materials.
Installation instructions for kit number 374132
SYNOPSIS / PROBLEM:
This kit contains the parts needed to replace the solution control system on the model 5700
scrubber.
Please follow step-by-step instructions.
SPECIAL TOOLS / CONSIDERATIONS: NONE
(Estimated time to complete: 1 hour)
PREPARATION:
(Refer to FIG. 1 thru 4)
1. Empty the machine solution tank.
2. Move the machine to a clean level surface.
FOR SAFETY: Before leaving or servicing machine, stop on level surface and set parking
brake. Then turn off machine and remove key.
3. Remove front cover from machine. Set the front cover and mounting hardware aside.
4. Locate the solution control group mounted underneath the front of the solution tank.
5. Raise the solution tank and engage the solution tank support arm.
INSTALLATION:
(Refer to FIG. 1 thru 4)
1. Disconnect and remove the front PVC hose from the solenoid valve and T--fitting mounted
to the top of the scrub head. (Refer to FIG. 1)
2. Disconnect push/pull cable from the pinch lever on the valve mounting bracket.
3. Remove and set aside the pinch lever from the valve mounting bracket.
4. Remove and discard the straight hose connecting solution tank to solution control valve.
5. Remove and discard the old solenoid valve. (Refer to FIG. 1)
6. Remove the old valve mounting bracket from the machine. Set the mounting hardware
aside. (Refer to FIG. 1)

IB 340513 (10-01)2
7. Assemble the new solenoid valve (2) to the new mounting bracket (1) with two hex screws
and lock nuts. Tighten hardware to 16--20 ft lbs. (Refer to FIG. 2)
8. Mount 90°water hose (3) to the solenoid valve (2) with wormdrive clamp. Hand tighten the
wormdrive clamp with 5/16 nut driver. (Refer to FIG. 2)
9. Assemble the set aside pinch lever to the new mounting bracket (1) with a nylon washer
(between the lever and bracket), hex screw, flat washer and lock nut. Hand tighten
hardware. The pinch lever should move with a slight tension. (Refer to FIG. 2)
10. Mount the new solution valve (2) and bracket (1) assembly to the bottom of the solution
tank, in place of the old assembly. Tighten hardware to 16--20 ft lbs. Connect the 90°water
hose (3) to the tank with wormdrive clamp. Hand tighten the wormdrive clamp with 5/16 nut
driver. (Refer to FIG. 2)
11. Connect the open end of the push pull cable to the pinch lever with the swivel and pan
screw. Hand tighten the securing hardware. (Refer to FIG. 2)
12. Connect the machine harness 47A/GRY and 13M/BLK to the new solenoid valve (2).
Secure the wire harness to the solenoid valve (2) with a plastic wire tie. (Refer to FIG. 3 and 4)
13. Replace the front cover on the machine. Disengage the solution tank support rod and lower
the solution tank.
14. Check the machine and new solution control group for proper operation.
BILL OF MATERIALS FOR SOLUTION VALVE REPLACEMENT KIT 374754
TENNANT
Ref. Part No. Description Qty.
1 397787 Bracket, mtg, valve 1
2 374752 Valve, solenoid 1
3 397777 Hose, rbr, E90, 0.62ID 0.81ID (valve) 1
4 374753 Hose, PVC 1
TENNANT COMPANY
P. O. Box 1452
Minneapolis, MN 55440-1452

IB 340513 (10-01) 3
Disconnect cable
from pinch lever
Remove pinch lever
from old bracket
Disconnect and remove old solenoid valve,
straight hose, and mounting bracket
FIG. 1 -- Old Solution Control Group, 5700

IB 340513 (10-01)4
2
1
3
4
Mount set aside pinch lever
to new mounting bracket
Reconnect cable
to pinch lever
FIG. 2 -- New Solution Control Group, 5700

IB 340513 (10-01) 5
MAIN HARNESS
18F/YEL
2/RED
1/RED
BRUSH HEAD SUB--WIRE HARNESS
13DD
13W
13Z
13X/
BLK
88/
BLK
87/
CLR
71C/
BRN
13Y/
BLK
71B/
BRN
C21
SHUNT
62A/
BLU
62B/
BLU
87A/
CLR
13S/
BLK
56/
PUR
ES PUMP
13M/BLK
47A/GRY
30/
PUR
31/
BRN
64A/
GRY
13EE/
BLK
13DD/
BLK
13U/
BLK
13V/
BLK
88A/BLK
66A/GRN
UPPER
TANK
LEVEL
SWITCH
LOWER
TANK (ES)
LEVEL
SWITCH
13R/BLK
54/BRN
53/GRN
13G/BLK
40/GRN
18C/YEL
66B/GRN
64B/
BLU
LEFT
BRUSH
MOTOR
RIGHT
BRUSH
MOTOR
SOLUTION
SOLENOID
VALVE
44/PUR
45/GRY
46/GRY
13T/BLK
58/BLU
GRN BLU
BLK
RED
POWER
WAND
PUMP
HEADLIFT
ACTUATOR
PROPEL
MOTOR
VAC FAN
BATTERIES
1
FIG. 3 -- Wire Harness Group, 5700

IB 340513 (10-01)6
FIG. 4 -- Electrical Schematic, 5700