Advertisement
Instructional Booklet
Page 22
Effective: August 2007
HIGH VOLTAGES ARE PRESENT IN AND AROUND TRANSFER
SWITCH EQUIPMENT. BEFORE ATTEMPTING TO REPLACE ANY
COMPONENT, DISCONNECT THE LINE POWER FROM THE EQUIP-
MENT BEING SERVICED BY OPENING AND LOCKING OUT, IF POSSI-
BLE, THE NEXT HIGHEST DISCONNECT DEVICE. FAILURE TO
FOLLOW THIS PROCEDURE COULD CAUSE SEVERE PERSONAL
INJURY AND/OR DEATH.
ALWAYS TURN THE UTILITY (SOURCE 1) POWER OFF AND TURN
THE GENERATOR (SOURCE 2) CONTROL SELECTOR SWITCH TO
THE "OFF" POSITION BEFORE ATTEMPTING TO REPLACE ANY COM-
PONENTS.
APPLY UTILITY (SOURCE 1) POWER AND PLACE THE GENERATOR
CONTROL SELECTOR SWITCH IN THE "AUTO" POSITION AFTER THE
COMPONENT HAS BEEN REPLACED. TEST THE SYSTEM FOR
PROPER FUNCTIONALITY.
7.4.1 Component Replacement Instructions
7.4.1.1 100 and 200 Ampere ATC-100 Controller
Figure 26. Controller Board Installed in a CHGENLC ATS.
Step 1: Turn the Generator Start select to "OFF" before attempt-
ing to replace the ATC-100 Controller.
Step 2: Disconnect the P1, P2, P4, P5, and P7 plugs from the
controller (see Figure 27).
Step 3: Using a torx screwdriver, remove the four (4) screws
located at the corners of the controller that secure it to
the door. Remove the controller (see Figure 27).
WARNING
NOTICE
For more information visit: www.eaton.com
O & M Manual for the CHGENLC Automatic
Transfer Switch with ATC-100 Control
CONNECTORS
Figure 27. Removing the Controller Board
Step 4: Align the new controller with the mounting holes. Secure
the new controller board using the hardware supplied.
Tighten the screws.
Step 5: Connect the P1, P2, P4, P5, and P7 plugs to their original
receptacles.
Step 6: Place the generator control selector switch in the "AUTO"
position after the controller has been replaced. (The Gen-
erator may start but will shut down with in 5 minutes.)
Test the system for proper functionality.
MOUNTING
SCREWS
.
IB00405002E
Advertisement
