Daily Predive Procedures (Cont)

TM 5-4220-225-14 Table 2-3. Daily Predive Procedures (Cont). Step Procedure 4. OPERATIONAL a. Air Whip/Umbilical Hose. PREPARATIONS (1) Remove the protective cap from the diver end of the umbilical hose and inspect the fitting for corrosion or damage. (2) Inspect the hose gasket for damage or deterioration. Ensure it is lightly lubricated with an approved lubricant. (3) Connect the air whip to the umbilical hose. Tighten firmly using air wrenches. b. Defogger Application. NOTE Commercially available detergent, has proven to be an adequate defogging agent. Apply an approved defogger to the interior surfaces of the viewports. Wipe off any excess. 5. DRESS ASSEMBLY a. Jacking Harness. CHECKS (1) Inspect jocking harness hardware for corrosion or damage. (2) Check the operation of the harness latch, latch locking pin, and strap adjusters.Ensure they operate freely and secure properly. Apply a light film of lubricant. (3) Inspect the harness webbing for frayed areas and worn or loose stitching. (4) Ensure grommets are in good, reliable condition. b. Drysuit. (1) Inspect the drysuit for tears, punctures, defective seams, and excessive wear. (2) Ensure the zipper teeth are not loose, damaged, corroded or misaligned. (3) Apply a thin film of lubricant to the zipper. Exercise the zipper to ensure free operation. 2-35