TM 10-3610-203-14 Table 4-1.  Organizational Preventive Maintenance Checks and Services - Cont Legend W - Weekly Q - Quarterly A - Annually H - Hours M - Monthly S - Semiannually B - Biennially MI - Miles For Readiness Interval Reporting. Item W M Q S A B H MI Item To Be Equipment is Not No. Inspected Procedures Ready/Available If: 4 Papercutter Assembly Inspect for worn, cracked - Cont or frayed hydraulic pump drive belt in accordance with the applicable technical manual. Inspect hydraulic oil level and system components in accordance with applicable technical manual. Report any damage to direct support maintenance. 5 Water Supply Plumbing Inspect valves, faucet, liner and fittings for damage which could cause leaks.  If inspec- tion indicates that replacement of plumbing components is necessary, refer to paragraph 4-27. 6 Fire Extinguisher Inspect nozzle and adapter assembly for security and condition.  Weigh cylinder every six months and replace if gross weight has decreased by six ounces or more. If inspection indicates that replacement of the fire extinguisher is necessary, refer to paragraph 4-33. 7 First Aid Kit Inspect first aid kit for security and for condition of contents.  If inspection indi- cates that replacement of the first aid kit is necessary, refer to paragraph 4-35. 8 Shelter Door Filter Inspect for cleanliness, damage and proper installa- tion.  If necessary, clean filter as follows: Open the hinged exterior weather cover by releasing the fasteners.  Secure the cover in the open position by means of the bracket- hinged retaining rod. 4-10