2.17.1 Remove a Coil Control Board
Prerequisites
Tools Required:
Small Phillips screwdriver
Slotted screwdriver
5/16-in. socket
Socket driver
Time Required:
15 minutes
About this task
This removal procedure is the same for the original and new coil control boards on XC30-LC and XC40-LC
systems.
Figure 67. Original and New Coil Control Boards
Original coil
control boa rd
New coil
control boa rd
Procedure
1.
WARNING:
●
Electrical hazard
●
Make sure that the electrical circuit breaker for the cabinet is off, locked, and tagged. Failure to do
so could result in severe shock and burns.
Work with a site electrician to ensure that circuit breakers for the cabinet at the wall panel are off. Use
appropriate lockout/tagout or other site-specific procedures to indicate that the breakers are off.
2. Power down all of the cabinets in the row.
a. Enter the following command in a terminal window on the SMW:
smw$
xtcli power down Hostname
Hostname
is the cabinet, system, or partition ID; examples include
c0-0
(for a cabinet),
S0
(for a
system), or
p0
(for a partition).
b. For cabinets, place main circuit breakers CB1 and CB2 in the OFF (down) position.
System Cabinet Procedures
72