How to Use a Manual Breast Pump | Parents - How to manually pump breast milk Like 97.56% | 968 votes Views: 528 337 Download Sit up and lean forward. Position your fingers over the. Categories: Weird Comments: Add Comment Cancel By Mezirisar - 16:07 Apply pressure inward toward your chest wall. By Junos - 12:00 Collect the expressed. By Tojakora - 08:55 Repeat the process on the other. By Faell - 08:50 If you want to know how to hand express breast milk, see Step 1 to get started. . Pumping to protect your supply can help buy you time for your baby to grow. By Yozshushakar - 06:08 Hand expression, as doula Francie Webb explains in her self-published book Go Milk Yourself: You Have Power. Express It!, “basically.