Operator Preventive Maintenance Checks and Services (Cont)

TM 5-4220-225-14 Table 2-1. Operator Preventive Maintenance Checks and Services (Cont). Interval Item Item to be Inspected. Equipment Will Be No. B D A Q Procedure Reported Not Ready If UMBILICAL HOSE/AIR SUPPLY WHIP ASSEMBLIES (Cont) 25. Whip Assembly NOTE Accomplish annually from three years through burst test failure. • • a. Visually inspect the assemblies for loose, damaged and corroded hose clamps. Tighten affected hose clamps as required. Notify your supervisor if damage is found. WARNING If the visual inspection indicates weakening of the hose or couplings, or otherwise renders the hose suspect, the hose shall be retired from service. • • b. Visually inspect the hose assemblies for loose or Inspection reveals any of the slipped couplings, deterioration of the outer hose defects sighted above or covering, abrasion or chafing damage, soft spots any defect that renders the or bulges, cuts and tears. helmet inoperable. 26. Air Hose Assembly • • a. Visually inspect the assemblies for loose, damaged and corroded hose clamps. Tighten affected hose clamps as required. Notify your supervisor if damage is found. WARNING If the visual inspection indicates weakening of the hose or couplings, or otherwise renders the hose suspect, the hose shall be retired from service. • • b. Visually inspect the hose assemblies for loose or Inspection reveals any of the slipped couplings, deterioration of the outer hose defects sighted above or covering, abrasion or chafing damage, soft spots any defect that renders the or bulges, cuts and tears. helmet inoperable. 2-14