Kohler KEP User Manual

TP-6745 7/1018 Section 1 Scheduled Maintenance
1. Engine start contacts 3 and 4 (TB1 on transformer
assembly)
2. Control circuit isolation switch (see Section 1.7)
ADV-7708
1
Right Side View
2
Figure 1-5 Control Circuit Isolation Switch
Location, MCCB Models (typical)
1
1. Engine start contacts 3 and 4 (TB1 on transformer
assembly)
2. Control circuit isolation switch (see Section 1.7)
ADV-7784
Right Side View
2
Figure 1-6 Control Circuit Isolation Switch
Location, ICCB Models (typical)
Control Circuit Isolation Procedure
Hazardous voltage.
Will cause severe injury or death.
Only authorized personnel should
open the enclosure.
DANGER
1. Perform the service disconnect procedure in
Section 1.6.1.
Note: There is still power to the controller
assembly after the service disconnect is
completed. The line side lugs are active at
all times.
2. Open the enclosure door and move the control
circuit isolation switch to the OFF position.
3. Use a voltmeter to verify that there is no power to
the ATS controller assembly before removing the
controller.
Control Circuit Reconnect Procedure
(with normal source available)
Do not return the generator set to service until instructed
to do so in the procedure below.
1. Close the breaker between generator and
emergency side of ATS (if present).
2. Move the control circuit isolation switch to the ON
position.
3. Move the service disconnect switch to the auto
position.
4. The ATS will transfer to normal source and open
engine start contacts.
5. Verify that the ATS controller display shows normal
source available and ATS in normal position. The
service disconnect light on the door should be off.
6. Return the generator set to service:
a. Reconnect the battery cables, negative lead
last.
b. Reconnect power to the battery charger.
c. Move the generator set master switch to the
AUTO position.

Kohler KEP Specifications

General

Brand	Kohler
Model	KEP
Category	Switch
Language	English