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TM-9-2350-311-10 M109 Operator's Manual for M109A2, M109A3, M109A4 and M109A5 Download

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TM 9-2350-311-10 2–21 FORDING The following procedures are for fording. 1 If time permits, add water to hull subfloor and check for leaks in hull plates and drain plugs of M109A4/M109A5 howitzers only. If leakage occurs, notify unit maintenance. 2 Assure hull plates are installed prior to fording operation. Do a lubrication on components exposed to water following the operation (Appendix G). Especially check wheel hub sight gages for water contamination. 2–22 EMERGENCY PROCEDURES — NUCLEAR, BIOLOGICAL, AND CHEMICAL (NBC) DECONTAMINATION a. General Keep M25A1 mask and Mission-Oriented Protective Posture (MOPP) gear on until the supervisor specifies “ALL CLEAR” in accordance with local procedures. The M13 Decontaminating Apparatus Kit contains DS2 decontaminating solution which is corrosive and gives off toxic fumes. Protective clothing and eye protection must be worn when handling DS2. It can severely burn the skin, cause blindness, or deteriorate the battledress and chemical protective overgarments. Do confined spaces, or allow it to touch skin or clothing. Apparatus Kit on the interior of the vehicle. When using any decontaminating spray, use care to clothing. it may cause personal injury. not use DS2 near an open flame, in Do not use M13 Decontaminating avoid letting spray contact skin or NBC contaminated gas and particulate filters must be handled using adequate precautions (FM 3-3) and must be disposed of in accordance with local procedures. The expended M13 Decontaminating Apparatus Kit components must be disposed of in a sealed container outside the vehicle in accordance with local procedures. During refueling and servicing operations, wear leather gloves (item 15, Appx D) over MOPP gloves to prevent injury due to deterioration of MOPP gloves from contact with petroleum products. When using the DS2 decontaminating solution on the vehicle exterior, avoid spraying the vision blocks. It may damage electrical or optical components. 2-288