Kohler EKOZD Series Service page 148

8.6 Controller Service
Replacement Kit GM92086
Adapted from Installation Instruction TT-1638.
8.6.1 Introduction
The controller service replacement kit is available to
replace a non-functional controller. Use the following
procedure to install the replacement controller. See
Figure 8-4 for controller identification. For features and
operation of the controller, see the operation manual.
1. Mini USB connection
Figure 8-4 Decision-Makerr 3500 Controller
Note: Do not use this controller replacement installation
instruction for upgrading software.
When replacing the controller, the following data must
be resident for the controller to function. Controller
service replacement kits do not include the three files
installed at the factory. The service technician must
install the three files into the replacement controller.
Application program contains the software that
D
controls system operation. The application file was
preprogrammed in the original controller at the
factory.
Personality profile is specific to the engine and
D
alternator and was preprogrammed in the original
controller at the factory.
148 Section 8 Decision-Makerr 3500 Controller
1
GM65741-
A backup disk of the personality profile and
application program is supplied with the literature
packet shipped with the generator set. Typically, the
Kohler authorized distributor/dealer passes this disk
onto the owner. The owner should store this disk for
possible future use such as controller replacement or
other circumstances requiring a backup.
Note: If the personality disk is NOT available, request
a replacement from the manufacturer using the
generator set serial number or order number.
User parameters unique to an installation include
D
timer values, setpoints, generator set data such as
voltage and input/output
parameters are typically set up for or by the installer at
the time of installation. User parameters are typically
recorded on the personality profile disk, a separate
backup disk/drive, or written on a paper form.
Note: If the user parameters are included on the
personality disk, the disk label should indicate
Site Program—Yes.
Read the entire installation procedure. Perform the
steps in the order shown.
Always observe applicable local and national electrical
codes.
Note: The following service kit procedure changes only
the controller.
voltage reconnection
adjustment, see the installation manual.
8.6.2 Installation Requirements
The following items are necessary PC requirements for
installing the controller service replacement kits.
SiteTecht Software Version 4.1 or higher from the
D
Kohler Power Resource Center website using the
TechTools button to download on your PC hard drive
or disk if not already installed on your PC.
TP-6701 SiteTecht Software Operation Manual
D
available from the Kohler Power Resource Center
website using the TechTools button.
USB Cable with male USB-A and mini-B connectors.
D
See TP-6701.
selections.
If the generator set requires
and/or frequency
TP-6953
These
7/19