Hi Krm0258,
Performing anything other than printhead cleanings or printhead deep cleanings available through the menus on your PIXMA MX922 or from within the printer driver could damage the printhead. Therefore it is not recommended that the printhead is soaked in any solution.
What is the issue that you are experiencing?
Please note, Canon's Forum is not intended for immediate help, but a place to allow for the Community to give you assistance and feedback. For a quicker response, please use the link below to reach our Technical Support Team:
https://mycanon.usa.canon.com
Once logged in, click on your PIXMA MX922 and then click on the Product Support button. When that page loads, click on either the Phone Support button or the Chat Support button to access support.
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