TM 10-4330-237-13&P
CHAPTER 4
UNIT MAINTENANCE
Page
Section I
Repair Parts; Tools; Special Tools; Test Measurement and Diagnostic Equipment (TMDE); and
Support Equipment .......................................................................................................................... 4-1
Section II
Service Upon Receipt ...................................................................................................................... 4-2
4.1
Inspection for Damage .................................................................................................................... 4-2
4.2
Inspection for Completeness ........................................................................................................... 4-2
Section III
Preventive Maintenance Checks and Services ................................................................................... 4-2
Section IV
Unit Troubleshooting Procedures ...................................................................................................... 4-2
4.3
Introduction ..................................................................................................................................... 4-2
4.4
Malfunction Index . ......................................................................................................................... 4-2
4.5
Unit Troubleshooting ....................................................................................................................... 4-2
Section V
Unit Maintenance Procedures .......................................................................................................... 4-4
4.6
Replace Filter Vessel Cover O-Ring .................................................................................................. 4-4
4.7
Replace Coalescer Elements and Separator Element ........................................................................ 4-7
4.8
Replace Defueling Unisex Coupling Assembly................................................................................. 4-11
4.9
Replace Defueling Coupling Assembly ........................................................................................... 4-14
4.10
Replace Inlet or Outlet Unisex Coupling .......................................................................................... 4-16
4.11
Replace Flange Mount 3-Inch Unisex Coupling ............................................................................... 4-18
4.12
Replace Unisex Coupling Dust Cap................................................................................................. 4-20
4.13
Replace Unisex Coupling Bumper .................................................................................................. 4-22
4.14
Replace Unisex Coupling Lugs ...................................................................................................... 4-24
4.15
Replace Three-Inch Unisex Coupling Dust Cap Lugs ...................................................................... 4-25
4.16
Replace Differential Pressure Gauge and/or Inlet and Outlet Lines ................................................... 4-27
4.17
Replace Sight Gauge Components ................................................................................................ 4-30
4.18
Replace Manual Vent Valve ........................................................................................................... 4-32
4.19
Replace Filter Vessel Gravity Drain Plug ......................................................................................... 4-34
Section VI
Preparation for Shipment or Storage ............................................................................................... 4-36
4.20
Security Procedures ....................................................................................................................... 4-36
4.21
Preparation for Movement ............................................................................................................. 4-36
4.22
Intermediate Term Storage ............................................................................................................. 4-36
4.23
Administrative Storage of Equipment .............................................................................................. 4-36
4.24
Preparation for Shipment ............................................................................................................... 4-36
Section I. REPAIR PARTS; TOOLS; SPECIAL TOOLS; TEST MEASUREMENT AND DIAGNOSTIC EQUIPMENT
(TMDE); AND SUPPORT EQUIPMENT
Refer to Appendix C.
4-1
