TM 10-6640-215-13 CHAPTER 5 DIRECT SUPPORT MAINTENANCE SECTION I.  REPAIR PARTS, SPECIAL TOOLS, TMDE AND SUPPORT EQUIPMENT Alphabetical Index Paragraph Title Paragraph Common Tools and Equipment .............................................................. ............................................ 5-1 Repair Parts ............................................................................ ........................................................... 5-3 Special Tools; Test, Measurement, and Diagnostic Equipment; and Support Equipment .................... 5-2 5-1. COMMON TOOLS AND EQUIPMENT. Appendix  B,  Section  Ill  contains  the  authorized  common  tools.    For  authorized  equipment,  refer  to  Modified  Table  of Organization and Equipment (MTOE) applicable to your unit. 5-2. SPECIAL TOOLS; TEST, MEASUREMENT, AND DIAGNOSTIC EQUIPMENT; AND SUPPORT EQUIPMENT. No special tools; test, measurement, and diagnostic equipment; or support equipment are required for the repair of the Petroleum Laboratory at the direct support level of maintenance. 5-3. REPAIR PARTS. Repair  parts  for  the  Petroleum  Laboratory  are  listed  in  Appendix  F,  Repair  Parts  and  Special  Tools  List  (RPSTL), covering operator, unit, and direct support maintenance of the Petroleum Laboratory. SECTION II.  DIRECT SUPPORT MAINTENANCE PROCEDURES Alphabetical Index Maintenance Item Paragraph Air/Steam Flow Rate Indicator Meters ................................................ ................................................ 5-24 Boiler Low Water Cutoff Pump Control ............................................................................................... 5-16 Boiler Low Water Pump ......................................................... ............................................................ 5-17 Electric Steam Boiler .......................................................................................................................... 5-20 Electric Steam Boiler Sight Glass ....................................................................................................... 5-18 Flow Control Devices (Gum Bath System) ............................................... .......................................... 5-21 Flow Control Devices (Water System) ................................................................................................ 5-10 Freezer (Ice Cube Maker)  .................................................................................................................. 5-26 Gum Bath Vent/Fume Vent Blower and Motor  .................................................................................... 5-25 Gum Content Test Bath ...................................................................................................................... 5-15 High Pressure Steam Boiler  ............................................................................................................... 5-22 Introduction .................................................................... .................................................................... 5-4 Operating/Limit Control Switch  ........................................................................................................... 5-19 Pyrometer Indicator/Control  ............................................................................................................... 5-23 Sump Pump .................................................................. ..................................................................... 5-14 Surge Tank ................................................................... ..................................................................... 5-8 Thermostat and Heating Element  ....................................................................................................... 5-13 System Piping (Typical) (Water System)  ............................................................................................ 5-11 Water Chiller ...................................................................................................................................... 5-9 5-1