
INSTALLATION INSTRUCTIONS FOR 2-WIRE
AUTO START CONTROL CONVERSION
The following instructions are provided to convert the ULPSS8B4W/E
from a special 4-wire start system to a standard 2-wire Auto Start System.
Items required:
WINCO Conversion Kit # 16448-007 Auto Start
T25 Torx Screwdriver
7/16” End Wrench or Socket & Driver
Wire Side-Cutter
Wire Crimper
PROCEDURE
1. Remove right side panel, rear door, left side door and roof.
2. Move the left hand toggle switch “A” to the “STOP” position.
3. Locate the two wires connected to the left side of the engine. Remove the wires
from the bolt by taking the nut off. Cut the terminal connector off each wire. Crimp a
wire cap to each wire individually. Replace the nut. See picture on page 2..

4. Remove the battery negative (-)
cable if the battery is installed.
5. Unplug the wiring harness “D”.
6. Remove the two bolts “B” and remove
the circuit breaker cover panel.
7. Remove the 6 torx screws “G” from the
tower assembly.
8. Push the plastic grommet “H” into the
box to ease in pulling the wiring harness
through the hole.
9. Remove the 4-wire controller by pulling
it forward while guiding the wiring harness
through the hole “H”.
10. Remove the plastic grommet and put
it aside to re-install later.
11. Install 2-wire controller “F” by guiding

the wiring harness through the hold and
pushing the controller back into position.
12. Re-install the 6 torx screws “G”.
13. Re-install the plastic grommet “H”.
14. Re-connect the wiring harness “D”.
15. Connect 2-wire white connector “E”
to the matching connector “I” on the
bottom of the new controller. **
** If left disconnected the unit will
start then shut down.
16. Replace the circuit breaker cover
panel and re-install the 2 bolts “B”.
17. Replace rear door.
18. Replace left side door.
19. Re-attach the battery cable if done so earlier.
20. Replace the right side access panel and roof.
21. Remove the operators manual part # 60706-210 for model ULPSS8B4W/E
from the literature package and replace it with operators maual part # 60706-211 for
model ULPSS8B2W/E. This replacement manual contains the proper information for
installation and operation of a 2-wire auto start system. The customer must have this
manual in order to start and operate the unit after the installation of the new engine
control.
22. Replace the rear door.
23. Using the new operators manual, 60706-211, this unit is now ready to be installed as a standard 2-wire start system. This generator set will now work with any
transfer switch that provides a ‘dry’ relay closure for a start/run signal.
If you have any problems or need assistance,
feel free to contact the WINCO Service
Department at 507-357-6831.
WINCO INC.
225 S. CORDOVA AVE.
LECENTER, MN 56057
507-357-6821
SERVICE DEPT.
507-357-6831
60710-125-11078-01
wincogen.com