1. Register your channel:

/msg ChanServ register #channel

  1. Enable the GUARD (ChanServ) flag for your channel using:

/msg ChanServ set #channel guard on

  1. Set ops:

/msg chanserv flags #channel yournick +o

  1. Set ops and auto-ops:

/msg chanserv flags #channel yournick +oO

  1. Set topic lock:

/msg ChanServ SET #channel TOPICLOCK {ON | OFF}

If you’ve only set the little o flag, your users must tell chanserv to temporarily turn them into operators when they need it.

/msg chanserv op #channel