Kohler KBS - 800-1200 Amp Models; Bypassing the ATS, 800-1200 Amp Models

TP-6835 9/17 61Section 7 Bypass, Isolation, and Manual Transfer
7.3 800--1200 Amp Models
Read the information and instructions in Sections 7.1.1
and 7.1.2 before proceeding.
7.3.1 Bypassing the ATS,
800--1200 Amp Models
This procedure explains how to bypass the closed
transfer switch contacts. Bypassing is required before
the transfer switch can be tested or isolated.
D The bypass switch handle must be in the OPEN
position (green window indicator). See Figure 7-29.
D The Isolation Handle must be in the CONN
(connected) position. Check the position window
indicator. See Figure 7-31.
D The TS Connected light must be on. See Figure 7-30
and Figure 7-32.
Window indicator
shows green when the
ATS is not bypassed.
Window indicator
shows yellow when
ATS is bypassed to
Emergency.
Window indicator
shows yellow when
ATS is bypassed to
Normal.
Figure 7-29 Bypass Handle and Three Position
Window Indicators
TS
CONNECTED
Upper amber light
should be on.
TS TEST
TS
ISOLATED
Figure 7-30 Status Lights for Transfer Switch
Isolation Contact Position
Position
window
CONN
Clockwise – draws in
the transfer switch
Figure 7-31 Isolation Handle in CONN Position
Figure 7-32 Status Lights and Engine Control
Note: You can only bypass to the same source that is
connected to the transfer switch. A solenoid
interlock prevents connection to the wrong
source.