To Replace Relay - Tennant ATLV 4300 Service Manual

TO REPLACE RELAY

FOR SAFETY: Before Leaving Or
Servicing Machine; Stop On Level
Surface, Set Parking Brake, turn off
machine, and remove key.
1. Open the seat support and engage the prop
rod.
2. Locate the battery at the center of the
machine, on top and ahead of the front axle.
3. Remove the battery negative cable.
4. Disengage the prop rod and lower the seat
support.
5. Remove the instrument panel. See TO
REMOVE INSTRUMENT PANEL
instructions in this section.
6. Locate the relay that needs to be changed.
7. Disconnect the wire connector leading to the
back of the relay.
8. Remove the hex screw and nut holding the
relay to the machine frame. Remove and
discard the relay.
9. Position the new relay in the machine and
reinstall the hex screw and nut. Hand
tighten.
10. Reconnect the electrical connector to the
new relay. See schematic in the
ELECTRICAL section.
11. Reinstall the instrument panel. See TO
INSTALL INSTRUMENT PANEL instructions
in this section.
12. Open the seat support and engage the prop
rod.
13. Reconnect the battery cable to the battery
(red cable to positive post, black cable to
negative post)
14. Disengage the prop rod and lower the seat
support.
15. Start the machine and check for proper
operation.
ATLV 4300 330495 (10- -98)
ELECTRICAL
4-11