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operator`s, unit, and direct support maintenance manual

1. END OF WORK PACKAGE 0021 00 9 10 blank 9 1240 415 13 amp 002200 DIRECT SUPPORT MAINTENANCE TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 ILLUSTRATED LIST OF MANUFACTURED ITEMS INTRODUCTION Scope This work package includes complete instructions for making items authorized to be manufactured or fabricated at the direct support maintenance level 0022 00 1 9 1240 415 13 amp 002200 How to Use the Index of Manufactured Items A part number index in alphanumeric order is provided for cross referencing the part number of the item to be manufactured to the figure which covers fabrication criteria Explanation of the Illustrations of Manufactured Items instructions needed by maintenance personnel to manufacture the item are included on the illustrations All bulk materials needed for manufacture of an item are listed by part number or specification number in a tabular list on the illustration INDEX OF MANUFACTURED ITEMS Part Number Figure Number 1 0022 00 2 9 1240 415 13 amp 002200 BEFORE AFTER MODIFICATION MODIFICATION 1 2 MAX 3 8 SQUARE DRIVE END Figure 1 3 8th Inch Special Ground Socket 0022 00 3 4 blank TM 9 1240 415 13 amp P CHAPTER 8 SUPPORTING INFORMATION TM 9 1240 415 13 amp P 0023 00 OPERATOR UNIT AND DIRECT SUPPORT TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 REFERENCES
2. 2 Separate the telescope 1 and the mount 3 0019 00 2 TM 9 1240 415 13 amp P 0019 00 INSTALLATION 1 Ensure four shims 1 are in place on mount 2 before assembling to the telescope Replace shims if defective Any defective shim material remaining on the mount should be carefully scraped off and the surface cleaned Remove shim backing paper from new shim s and attach the Sticky surface to the mount in the positions shown 1 4 TO 5 16 gt nd TO 1 8 gt al A m ul XXX RR ERROR RER RN ER 0019 00 3 9 1240 415 13 amp 001900 2 Hold the telescope 3 upside down and position the mount 2 on top Place two screws 4 through the mount and tighten using a 3 8 in drive torque wrench with 5 32 in hexagon bit socket Tighten to 60 to 90 in Ib 6 83 to 10 24 N m END OF WORK PACKAGE 0019 00 4 TM 9 1240 415 13 amp P 0020 00 DIRECT SUPPORT TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 RUBBER COVER MAINTENANCE REMOVAL INSTALLATION INITIAL SETUP References 0020 00 1 TM 9 1240 415 13 amp P 0020 00 REMOVAL NOTE In case of decontamination the rubber cover should be cut off the telescope and disposed of in accordance with unit Standard Operating Procedures SOP 1 Remove the Signa
3. INDEX Continued Subject WP Sequence No Page No L Lens Cover Maintenance 0017 00 1 List of Effective Pages 2 A Location and Description of Major Components 0002 00 5 M Maintenance Allocation Chart Tritrodu ction x aser IRE 0024 00 1 Tables ee O tei ive tede 0025 00 1 Maintenance Forms Records and Reports 0001 00 2 Mount Assembly 0019 00 1 9 1240 415 13 amp INDEX Continued Subject WP Sequence No Page No N National Stock Number NSN Index 0033 00 1 Nomenclature Cross Reference 15 0001 00 6 Nuclear Biological and Chemical NBC Contamination 0007 00 4 O Operating Procedures seen 0006 00 1 Operation Under Usual Conditions 0006 00 1 Operation Under Unusual Conditions 0007 00 1 Operator Controls and Indicators 0004 00 1 Ozone Depleting Substances ses 0001 00 5 9 1240 415 13 amp INDEX Continued Subject WP Sequence No Page No P Part Number Index 0034 00 1 Preparation for Storage or Shipment 0001 00 5 0011 00 1 Preventive Maintenance Checks and Services PMCS Introduction 0013 00 1 PMCS Procedures 0014 00 1 R Reference
4. 9 1240 415 13 amp OPERATOR UNIT AND DIRECT SUPPORT MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST for TELESCOPE STRAIGHT M145 1240 01 411 6350 Distribution Statement A Approved for public release distribution is unlimited HEADQUARTERS DEPARTMENT OF THE ARMY 28 FEBRUARY 2000 9 1240 415 13 amp WARNING SUMMARY This warning summary includes general safety precautions and instructions that must be understood and applied during the operation and maintenance of the Telescope to ensure personnel against injury death or long term health hazards A summary of safety and hazardous material warnings that should be heeded in conduct of operation and maintenance is provided below LASER LIGHT laser light hazard symbol indicates extreme danger for eyes from laser beams and reflections Use of the Telescope without laser filter is not eyesafe TM 9 1240 415 13 amp P WARNING SUMMARY Continued Removal of the Signature Reduction Device SRD could lead to your detection by the enemy FIRST AID For first aid procedures refer to FM 21 11 First Aid for Soldiers TM 9 1240 415 13 amp P LIST OF EFFECTIVE PAGES WORK PACKAGES Dates of issue for original and changed pages work packages are Original 0 28 Feb 00 TOTAL NUMBER OF PAGES FOR FRONT AND REAR MATTER IS 22 AND TOTAL NUMBER OF WORK PACKAGES IS 36 CONSISTING OF THE FOLLOWING
5. windage adjustment dial 3 counterclockwise one click moves the point of impact right 2 5mm at 10 meters 0004 00 4 TM 9 1240 415 13 amp P 0004 00 END OF WORK PACKAGE 0004 00 5 6 blank TM 9 1240 415 13 amp P 0005 00 OPERATOR TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 ASSEMBLY AND PREPARATION FOR USE INITIAL SETUP Materials Parts Battery item 1 WP 0036 00 0005 00 1 TM 9 1240 415 13 amp P 0005 00 ASSEMBLY AND PREPARATION FOR USE Unpacking 1 Remove Telescope and Carrying Case 1 and Technical Manual 2 from shipping carton 3 2 Save carton for telescope storage Record serial number and warranty expiration date as per unit Standard Operating Procedure SOP 0005 00 2 TM 9 1240 415 13 amp P 0005 00 A 1 4 4 0 9 1240 415 13 amp Y 0005 00 3 TM 9 1240 415 13 amp P 0005 00 ASSEMBLY AND PREPARATION FOR USE Continued Installing and Checking Battery 1 Remove battery cap 1 by turning it counterclockwise while holding the rotary switch 2 stationary 2 Insert battery 3 item L WP 0036 00 with positive end to cap 0005 00 4 TM 9 1240 415 13 amp P Ve 0005 00 5 0005 00 9 1240 415 13 amp 0005 00 ASSEMBLY AND PREPARATION FOR USE Continued CAUTION Before installing battery cap 1 inspect threads on battery housing and ba
6. Tells you how much time should be required for the procedure ITEM TO BE CHECKED OR SERVICED column This column lists the items to be checked or serviced PROCEDURE column This column contains a brief description of the procedure by which the check is to be performed It contains all the information required to accomplish the checks and services 0013 00 3 9 1240 415 13 amp 0013 00 GENERAL Continued 6 EQUIPMENT NOT READY AVAILABLE IF column This column contains a brief statement of the condition e g malfunction shortage that would cause the covered equipment to be less than fully ready to perform its assigned mission END OF WORK PACKAGE 0013 00 4 TM 9 1240 415 13 amp P 0014 00 UNIT TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 PREVENTIVE MAINTENANCE CHECKS AND SERVICES PMCS INCLUDING LUBRICATION INSTRUCTIONS LUBRICATION INSTRUCTIONS PMCS PROCEDURES INITIAL SETUP References WP 0015 00 0014 00 1 9 1240 415 13 amp 001400 LUBRICATION INSTRUCTIONS No lubrication is required PMCS PROCEDURES Table 1 Preventive Maintenance Checks and Services for M145 Straight Telescope ITEM TO BE EQUIPMENT CHECKED NOT READY ITEM MAN OR AVAILABLE NO INTERVAL HOUR SERVICED PROCEDURE 1 Before Telescope Look through the These telescope Inspect for conditions are visual obstruction of present and target image dust dirt cannot be pits or moisture on correcte
7. The item number identifies the item associated with the figure listed in the adjacent FIG column This item is also identified by the NSN listed on the same line 2 Part Number P N Index Work Package P Ns in this index are listed in ascending alphanumeric sequence vertical arrangement of letter and number combinations which places the first letter or digit of each group in order A through Z followed by the numbers 0 through 9 and each following letter or digit in like order PART NUMBER column Indicates the P N assigned to the item 0026 00 18 TM 9 1240 415 13 amp P 0026 00 FIG Column This column lists the number of the figure where the item is identified located in the repair parts and special tools list work packages ITEM Column The item number is the number assigned to the item as it appears in the figure referenced in the adjacent figure number column SPECIAL INFORMATION USABLE ON CODE UOC The UOC appears in the lower left corner of the Description Column heading Usable on codes are shown as UOC in the Description Column justified left on the first line under the applicable item nomenclature Uncoded items are applicable to all models Fabrication Instructions Bulk materials required to manufacture items are listed in the bulk material functional group of this RPSTL Part numbers for bulk material are also referenced in the Description Column of the line item entry for the item to be manufactured fabri
8. ne 1 END OF FIGURE TM 9 1240 415 13 amp P 0030 00 UNIT MAINTENANCE TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 LASER FILTER ASSEMBLY SRD REPAIR PARTS LIST 0030 00 1 TM 9 1240 415 13 amp P 0030 00 Figure 4 Laser Filter Assembly SRD 0030 00 2 1 2 ITEM SMR NO CODE 1 PAOZZ 2 PAOZZ 3 NSN 6650 21 920 2497 6650 21 920 2496 TM 9 1240 415 13 amp P 4 5 CAGEC NUMBER 36126 901518 001 36126 901613 001 0030 00 3 4 blank 0030 00 6 7 DESCRIPTION AND USABLE ON CODE UOC QTY SER FIG 4 JASER FILTER ASSEMBLY SRD FILTER ASSEMBLY SIGNATURE REDUCTION DEVIGE ees 1 END OF FIGURE TM 9 1240 415 13 amp P 0031 00 DIRECT SUPPORT MAINTENANCE TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 MOUNT ASSEMBLY PN 901615 001 REPAIR PARTS LIST 0031 00 1 TM 9 1240 415 13 amp P 0031 00 Figure 5 Mount Assembly 0031 00 2 1 NO 0 gt OQ 2 SMR CODE PCFZZ PAFZZ PAFZZ PAFZZ PAFZZ PAFZZ PAFZZ PAFZZ TM 9 1240 415 13 amp P 3 NSN TBD 5310 21 920 2488 TBD 5355 01 466 4063 5310 01 465 1402 5310 01 466 4061 1240 21 920 2514 5305 00 141 6179 4 5 PART CAGEC NUMBER 36126 204788 001 36126 204782 001 92830 C0360 055 0560M 19200 12598124 19200 12598125 36126 12598127 36126 204723
9. 001 80205 51352 02 5 0031 00 3 0031 00 6 7 DESCRIPTION AND USABLE ON CODE UOC QTY GROUP 02 OUNT ASSEMBLY PLUG PROTECTIVE TORQUE KNOB TORQUE NUT i FLAT WASHER LOCKING BAR 1 SCREW SOCKET HEAD 2 1 TM 9 1240 415 13 amp P 1 2 3 4 5 ITEM SMR PART NO CODE NSN CAGEC NUMBER PAFZZ 3040 01 466 4062 19200 12598123 10 PCFZZ TBD 36126 204959 001 0031 00 4 0031 00 6 7 DESCRIPTION AND USABLE ON CODE UOC QTY OUNT ASSEMBLY SHAFT zi cessit 1 SHIM c 4 END OF FIGURE TM 9 1240 415 13 amp P 0032 00 UNIT MAINTENANCE TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 CASE ASSEMBLY PN 204721 001 REPAIR PARTS LIST 0032 00 1 TM 9 1240 415 13 amp P 0032 00 Figure 6 Case Assembly 0032 00 2 TM 9 1240 415 13 amp P 0032 00 2 3 4 5 6 7 DESCRIPTION AND ITEM SMR PART NUMBER USABLE ON CODE NO CODE NSN CAGEC UOC QTY ROUP 03 FIG 6 CASE ASSEMBLY 1 XAOZZ 36126 NPN 07S 1 2 PAOZZ 5340 00 753 5580 81349 MILH9890TYPE10 KEEPER BELT STRAP es 2 END OF FIGURE 0032 00 3 4 blank STOCK NUMBER 5305 00 141 6179 5340 00 753 5580 5310 01 465 1402 5310 01 466 4061 5355 01 466 4063 6160 21 920 2487 5310 21 920 2488 1240 21 920 2492 6650 21 920 2495 6650 21 920 2496 6650 21 920 2497 6650 21 920 2502 6650 21 920 2508 1240 21 920 2514 1240 21 920 2782 1240 21 920
10. 1240 415 13 amp P 0021 00 0021 00 5 TM 9 1240 415 13 amp P 0021 00 ASSEMBLY Continued 2 Apply sealing compound primer item 6 WP 0036 00 to threads of new socket head screw 3 and threaded end of shaft 1 Apply Locktite 680 item WP 0036 00 to the screw threads of socket head screw 3 Install socket head screw 3 and tighten with a 5 64 in key wrench through the top of the mount 2 and into the shaft 1 Place the flat washer 4 into the recess of the torque nut 5 and place them both into the slot of the locking bar 6 With the wide side of the locking bar at the top screw the torque nut finger tight Fit the torque knob 7 onto the shaft 1 up to the torque nut 5 so that they mesh together Push the spring 8 onto the shaft 0021 00 6 TM 9 1240 415 13 amp P 0021 00 7 0021 00 9 1240 415 13 amp 002100 ASSEMBLY Continued 7 Screw on new nut 9 so that the spring 8 locates over the protruding side of the nut Tighten the nut until the torque knob 7 cannot ratchet Place a drop of Locktite 680 item 4 WP 0036 00 onto the threads of shaft 1 Turn the nut back off over the Locktite 680 until the torque knob can ratchet Back off the nut 3 4 of a turn 8 Pushonthe new dust protective plug 10 NOTE Lay the mount on its side with the shaft vertical Sealing compound takes 24 hours to cure 0021 00 8 TM 9 1240 415 13 amp P 0021 00 E
11. 2783 UNIT AND DIRECT SUPPORT MAINTENANCE FIG 2 0d OO 9 1240 415 13 amp TELESCOPE STRAIGHT 145 NSN 1240 01 411 6350 NATIONAL STOCK NUMBER INDEX ITEM NU AOON 0033 00 1 2 blank 0033 00 9 1240 415 13 amp 0034 00 UNIT AND DIRECT SUPPORT MAINTENANCE TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 PART NUMBER INDEX PART NUMBER FIG ITEM PART NUMBER FIG ITEM C0360 055 056M 5 3 204788 001 5 1 MIL H 9890TYPE 10 6 2 204959 001 5 10 MS16996 10B 1 4 901518 001 4 1 NAS1352C02 5 5 8 901581 001 1 1 022 2347 3 2 901610 001 2 4 12598124 5 4 901613 001 4 2 12598125 5 5 901614 001 1 2 12598127 5 6 901615 001 1 3 204138 001 2 3 901798 001 2 1 204250 001 3 1 901799 001 2 2 204663 001 5 9 204721 001 1 5 204723 001 5 7 204782 001 5 2 0034 00 1 2 blank 9 1240 415 13 amp 0035 00 OPERATOR TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 COMPONENTS OF END ITEM AND BASIC ISSUE ITEMS BII LISTS INTRODUCTION Scope This work package lists and for the telescope to help you inventory items for safe and efficient operation of the equipment General The COEI and BII information is divided into the following lists 0035 00 1 9 1240 415 13 amp 0035 00 INTRODUCTION Continued Components of End Item There are no for the telescope Basic Issue Items BII These essential ite
12. COVER MAINTENANCE REPAIR OR REPLACEMENT REPAIR OR REPLACEMENT To remove the front objective lens cover carefully pull the rubber cover plug 1 out of the socket 2 a small bulge and slot in the rubber ring around the top of the Signature Reduction Device SRD To remove the rear eyepiece lens cover carefully pull the rubber cover plug 1 out of the socket 2 a small bulge and slot around the top part of the rubber cover at the back To replace the lens covers press the lens cover plug 1 into the socket 2 ensuring that the tabs are securely engaged in the socket 0017 00 1 TM 9 1240 415 13 amp P 0017 00 REPAIR OR REPLACEMENT Continued SOCKET FIXED TO TOP OF SRD OR TOP OF REAR RUBBER COVER RUBBER PLUG PART OF LENS COVER ee END OF WORK PACKAGE 0017 00 2 TM 9 1240 415 13 amp P 0018 00 UNIT TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 SIGNATURE REDUCTION DEVICE SRD AND LASER FILTER MAINTENANCE REMOVAL CLEANING INSTALLATION INITIAL SETUP Materials Parts Optical lens cleaning compound item 2 WP 0036 00 0018 00 1 9 1240 415 13 amp 0018 00 REMOVAL WARNING Removal of the laser filter could result in the loss of your eyesight Removal of the SRD could lead to your detection by the enemy Remove the Signature Reduction Device SRD 1 and laser filter 2 by rotating in a counterclockwise direction The laser filter has two slots to a
13. MAJOR COMPONENTS EQUIPMENT DATA EQUIPMENT CHARACTERISTICS CAPABILITIES AND FEATURES The telescope is a fixed 3 4 power 28mm optical sight that has been designed to engage targets accurately out to 1200m range The telescope weighs 24 oz 681 g and is extremely rugged for rough field conditions The telescope has an 8 2mm diameter exit pupil which provides excellent vision in low light levels i e dawn and dusk and also allows for rapid target acquisition 0002 00 1 TM 9 1240 415 13 amp P 0002 00 EQUIPMENT CHARACTERISTICS CAPABILITIES AND FEATURES Continued The zeroing adjustment increments in both windage and elevation are 2 5mm at 10 meter range for each detent click of movement and 5 in 127mm at 500 meter range The mount is designed to fit to the Picatinny rail The telescope has an eye relief of approximately 3 in 70mm Eye relief is the distance between the eye and the sight s rear eyepiece lens The reticle pattern has a built in trajectory compensation from 300m to 1200m range The reticle is illuminated by a battery and will last at maximum brightness for approximately seven days under continuous operation The optical housing of the telescope is purged with dry nitrogen to prevent moisture from fogging the internal optics 0002 00 2 TM 9 1240 415 13 amp P 0002 00 WARNING Use of the Telescope without laser filter is not eye safe Removal of the Signature Reduction Device S
14. OF WORK PACKAGE 0025 00 5 6 blank TM 9 1240 415 13 amp P 0026 00 UNIT AND DIRECT SUPPORT TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 REPAIR PARTS AND SPECIAL TOOLS LIST INTRODUCTION SCOPE GENERAL SCOPE This RPSTL lists and authorizes spares and repair parts special tools special test measurement and diagnostic equipment TMDE and other special support equipment required for the performance of unit and direct support maintenance of the Telescope It authorizes the requisitioning issue and disposition of spares repair parts and special tools as indicated by the Source Maintenance and Recoverability SMR codes 0026 00 1 9 1240 415 13 amp 0026 00 GENERAL In addition to the Introduction work package this RPSTL is divided into the following work packages 1 Repair Parts List Work Packages Work packages containing lists of spares and repair parts authorized by this RPSTL for use in the performance of maintenance These work packages also include parts which must be removed for replacement of the authorized parts Parts lists are composed of functional groups in ascending alphanumeric sequence with the parts in each group listed in ascending figure and item number sequence Sending units brackets filters and bolts are listed with the component they mount on Bulk materials are listed by item name in FIG BULK at the end of the work packages Repair parts kits are listed separately in their own
15. SERVICES PMCS INTRODUCTION GENERAL GENERAL Preventive Maintenance Checks and Services PMCS are performed to keep the equipment in operating condition The checks are used to find correct or report problems Unit members are to do the PMCS jobs as shown in PMCS are done every day the equipment is used using Pay attention to WARNING and CAUTION statements A WARNING means someone could be hurt A CAUTION means equipment could be damaged 0013 00 1 9 1240 415 13 amp 0013 00 GENERAL Continued 1 BEFORE OPERATION Perform your Before PMCS prior to the equipment performing its intended mission 2 DURING OPERATION Perform your During PMCS when the equipment is being used in its intended mission 3 AFTER OPERATION Be sure to perform your After PMCS after the equipment has performed its mission If your equipment fails to operate troubleshoot Report any deficiencies using the proper form see DA PAM 738 750 If you cannot correct it yourself notify your armorer 0013 00 2 9 1240 415 13 amp 0013 00 Explanation of Columns 1 ITEM NUMBER column Checks and services are numbered in disassembly sequence This column shall be used as a source of item numbers for the Number column on DA Form 2404 Equipment Inspection and Maintenance Worksheet in recording results of PMCS INTERVAL column This column gives the designated interval when each check is to be performed MAN HOUR column
16. desired performance 0024 00 4 TM 9 1240 415 13 amp P 0024 00 Calibrate To determine and cause corrections to be made or to be adjusted on instruments of test measuring and diagnostic equipment used in precision measurement Consists of comparisons of two instruments one of which is a certified standard of known accuracy to detect and adjust any discrepancy in the accuracy of the instrument being compared Remove Install To remove and install the same item when required to perform service or other maintenance functions Install may be the act of emplacing seating or fixing into position a spare repair part or module component or assembly in a manner to allow the proper functioning of the equipment or system Replace To remove an unserviceable item and install a serviceable counterpart in its place Replace is authorized by the MAC and assigned maintenance level is shown as the third position code of the Source Maintenance and Recoverability SMR code 0024 00 5 TM 9 1240 415 13 amp P 0024 00 INTRODUCTION Continued 9 Repair The application of maintenance services including fault location troubleshooting removal installation disassembly assembly procedures and maintenance actions to identify troubles and restore serviceability to an item by correcting specific damage fault malfunction or failure in a part subassembly module component or assembly end item or system NOTE The following defini
17. disposed of in accordance with the unit Standard Operating Procedure SOP END OF WORK PACKAGE 0007 00 4 9 1240 415 13 amp UNIT TROUBLESHOOTING TM 9 1240 415 13 amp P 0008 00 UNIT TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 TROUBLESHOOTING GENERAL TROUBLESHOOTING PROCEDURES INITIAL SETUP References 43 0134 0008 00 1 9 1240 415 13 amp 0008 00 GENERAL Troubleshooting Procedures lists common malfunctions that you may find with your telescope Perform the tests inspections and corrective actions in the order they appear Troubleshooting Procedures cannot list all of the malfunctions that may occur all of the tests and inspections needed to find the fault or all of the corrective actions needed to correct the fault If the equipment malfunction is not listed or the actions listed do not correct the fault notify your armorer 0008 00 2 TM 9 1240 415 13 amp P 0008 00 TROUBLESHOOTING PROCEDURES NOTE The Telescope uses lithium manganese dioxide batteries which when depleted are to be disposed of in accordance with technical bulletin TB 43 0134 Battery Disposition and Disposal paragraph 4 5 and local regulations and procedures contact your local defense reutilization and marketing office DRMO for assistance Certain states identify lithium manganese dioxide batteries as hazardous waste these states are currently Alaska California Minnesota
18. remarks immediately following the tools and test equipment requirements contain supplemental instructions and explanatory notes for a particular maintenance function Maintenance Functions Maintenance functions are limited to and defined as follows 1 Inspect To determine the serviceability of an item by comparing its physical mechanical and or electrical characteristics with established standards through examination e g by sight sound or feel This includes scheduled inspection and gagings and evaluation of cannon tubes 2 Test To verify serviceability by measuring the mechanical pneumatic hydraulic or electrical characteristics of an item and comparing those characteristics with prescribed standards on a scheduled basis i e load testing of lift devices and hydrostatic testing of pressure hoses 0024 00 3 TM 9 1240 415 13 amp P 0024 00 INTRODUCTION Continued 3 Service Operations required periodically to keep an item in proper operating condition e g to clean includes decontaminate when required to preserve to drain to paint or to replenish fuel lubricants chemical fluids or gases This includes scheduled exercising and purging of recoil mechanisms 4 Adjust To maintain or regulate within prescribed limits by bringing into proper position or by setting the operating characteristics to specified parameters 5 Align To adjust specified variable elements of an item to bring about optimum or
19. same weapon attached at the same slot in the rail system or be re zeroed END OF WORK PACKAGE 0003 00 2 9 1240 415 13 amp CHAPTER 2 OPERATOR INSTRUCTIONS TM 9 1240 415 13 amp P 0004 00 OPERATOR TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 DESCRIPTION AND USE OF OPERATOR CONTROLS AND INDICATORS CONTROLS AND INDICATORS CONTROLS AND INDICATORS Elevation Adjustment Dial Used for zeroing the telescope to the weapon The dial can only be rotated when the silver lock 1 is moved to the UP position Turning the elevation adjustment dial 2 counterclockwise in the direction of the arrow one click moves the point of impact up 2 5mm at 10 meters 0004 00 1 TM 9 1240 415 13 amp P 0004 00 CONTROLS AND INDICATORS Continued mM I I M S UP fnr mm yoo 2 0004 00 2 9 1240 415 13 amp 0004 00 Turning the elevation adjustment dial 2 clockwise opposite direction to the arrow one click moves the point of impact down 2 5mm at 10 meters Ensure that the silver lock 1 is moved down to prevent any further movement of the elevation adjustment dial 0004 00 3 9 1240 415 13 amp 0004 00 CONTROLS AND INDICATORS Continued Windage Adjustment Dial Used when zeroing weapon Turning windage adjustment dial 3 clockwise one click moves the point of impact left 2 5mm at 10 meters Turning
20. to your supervisor who will take appropriate action 0001 00 5 TM 9 1240 415 13 amp P 0001 00 NOMENCLATURE CROSS REFERENCE LIST Common Name Official Nomenclature Laser Filter Filter Assembly Lens Cover Front Cap Assembly Lens Cover Rear Cap Assembly Picatinny Rail MIL STD 1913 Rotary Switch Rotary Reticle Illumination Switch Telescope M145 Straight Telescope SUPPORTING INFORMATION FOR REPAIR PARTS SPECIAL TOOLS TMDE AND SUPPORT EQUIPMENT Common Tools and Equipment For authorized common tools and equipment refer to the Modified Table of Organization and Equipment MTOE CTA 50 970 Expendable Durable Items Except Medical Class V Repair Parts and Heraldic Items or CTA 8 100 Army Medical Department Expendable Durable Items as applicable to your unit 0001 00 6 9 1240 415 13 amp 0001 00 Special Tools TMDE and Support Equipment Refer to WP0025 00 for a list of special tools that are used on this equipment Also refer to WP 0025 00 fpr the Maintenance Allocation Chart Repair Parts Repair parts are listed and illustrated in supporting information work packages 0027 00 through 0032 00 0001 00 7 8 blank 9 1240 415 13 amp CHAPTER 1 DESCRIPTION AND THEORY OF OPERATION 9 1240 415 13 amp 000200 OPERATOR TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 EQUIPMENT DESCRIPTION AND DATA EQUIPMENT CHARACTERISTICS CAPABILITIES AND FEATURES LOCATION AND DESCRIPTION OF
21. 00 OPERATING PROCEDURES Continued 2 Turn rotary switch 1 to OFF position when the telescope is being used during normal daylight or when illumination is not required LINE ON ROTARY SWITCH AT THE OFF POSITION NOTE Ensure the rotary switch is turned to the OFF position when not in use END OF WORK PACKAGE 0006 00 18 TM 9 1240 415 13 amp P 0007 00 OPERATOR TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 OPERATION UNDER UNUSUAL CONDITIONS UNUSUAL ENVIRONMENTS AND WEATHER NUCLEAR BIOLOGICAL AND CHEMICAL NBC CONTAMINATION INITIAL SETUP Materials Parts Anti fogging compound item 3 WP 0036 00 Lens paper item 5 WP 0036 00 References 0007 00 1 TM 9 1240 415 13 amp P 0007 00 UNUSUAL ENVIRONMENTS AND WEATHER NOTE Two or more batteries stored together without individual packaging can short out and lose all their power 1 Extreme Cold Extreme cold will shorten battery life Keep spare batteries in a non conductive container in your inner pockets to keep them warm If the telescope is brought from cold to warm environment wipe off condensation after it has warmed up 2 Extreme Heat Moist or Dry No special procedures required 3 Salt Air No special procedures required 0007 00 2 9 1240 415 13 amp 0007 00 Sea Spray Ensure that battery cap is tight before exposing the telescope to water or sea spray Hand tighten only Keep lens caps closed when telescope is no
22. 0009 00 TROUBLESHOOTING PROCEDURES Continued Table 1 Direct Support Troubleshooting Procedures CORRECTIVE MALFUNCTION TEST OR INSPECTION ACTION 1 TORQUE Re adjust torque LIMITING imiting knob WP 0021 KNOB NOT 00 SECURING SIGHT TORQUE Re adjust torque LIMITING limiting knobKWP 0021 KNOB NOT 00 RATCHETING TORQUE Replace shaft LIMITING WP 0020 00 WP 0021 SHAFT BENT 00 END OF WORK PACKAGE 0009 00 4 9 1240 415 13 amp 5 OPERATOR MAINTENANCE INSTRUCTIONS FOR THE M145 STRAIGHT TELESCOPE TM 9 1240 415 13 amp P 0010 00 OPERATOR TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 LENS CLEANING PROCEDURES INITIAL SETUP Materials Parts Lens paper item 5 WP 0036 00 Optical lens cleaning compound item 2 WP 0036 00 0010 00 1 9 1240 415 13 amp 001000 LENS CLEANING PROCEDURES 1 Remove mud using optical lens cleaning compound item 2 WP 0036 00 Jor by splashing water onto the lens 2 Remove large particles from exposed lens surfaces by first blowing on the surfaces Blow as much dust and dirt as possible from the exposed lens surfaces Gather the center of a sheet of lens paper item 5 0036 00 use the edges to brush dust from the front and back lens 3 When all visible particles of dust and dirt have been removed moisten a piece of lens paper item 5 WP 0036 00 and gently wipe over the lens surface Dry with clean lens pa
23. 5 NSN 1240 01 411 6350 M145 SIGHT ASSEMBLY PN 901581 001 REPAIR PARTS LIST 0028 00 1 TM 9 1240 415 13 amp P 0028 00 Figure 2 M145 Sight Assembly 0028 00 2 TM 9 1240 415 13 amp P 1 2 3 ITEM SMR NO CODE NSN 1 PCOZZ 6650 21 920 2502 2 PCOZZ 6650 21 920 2495 3 PAFZZ 6650 21 920 2508 4 PAOOO 6160 21 920 2487 4 36126 36126 36126 36126 5 PART NUMBER 901798 001 901799 001 204138 001 901610 001 0028 00 3 4 blank 0028 00 6 7 DESCRIPTION AND USABLE ON CODE UOC QTY GROUP 01 SSEMBLY M145 SIGHT CAP ASSEMBLY 1 ASSEMBLY REAR as 1 COVER RUBBER 1 BATTERY COVER WITH O RING For assembly breakdown see Figure 3 1 END OF FIGURE TM 9 1240 415 13 amp P 0029 00 UNIT MAINTENANCE TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 BATTERY CAP ASSEMBLY REPAIR PARTS LIST 0029 00 1 TM 9 1240 415 13 amp P 0029 00 Figure 3 Battery Cap Assembly 0029 00 2 TM 9 1240 415 13 amp P 1 2 3 4 5 ITEM SMR PART NO CODE NSN CAGEC NUMBER 1 XAOZZ 36126 204250 001 2 PAOZZ 5331 21 920 3021 36126 022 2347 See expendables for battery NSN 0029 00 3 4 blank 0029 00 6 7 DESCRIPTION AND USABLE ON CODE UOC QTY ROUP 0101 FIG 3 BATTERY CAP ASSEMBLY BATTERY CAP 1 O RING
24. 72 Compound 05972 74756 END OF WORK PACKAGE 0036 00 5 6 blank 9 1240 415 13 amp INDEX Subject WP Sequence No Page No A Assembly and Preparation for Use 0005 00 1 B Basic Issue Items eee 0035 00 1 Battery Cap O ring Maintenance 0016 00 1 Battery Maintenance essere 0015 00 1 Cleaner de E 0010 00 1 Components of End Item esee 0035 00 1 Controls and Indicators 0004 00 1 Corrosion Prevention and Control CPC 0001 00 3 9 1240 415 13 amp INDEX Subject WP Sequence No Page No D Description and Use of Operator Controls and Indicators eee 0004 00 1 Destruction of Army Materiel to Prevent Enemy Use inre memo eter 0001 00 5 E Equipment Characteristics Capabilities and Features 0002 00 1 Equipment Data 0002 00 7 Expendable and Durable Items List 0036 00 1 INDEX Continued Subject WP Sequence No Page No G General Information Scope sees 0001 00 1 H How To Use This Manual eee viii I Illustrated List of Manufactured Items 0022 00 1 L Lens Cleaning Procedures eee 0010 00 1 TM 9 1240 415 13 amp P 9 1240 415 13 amp
25. 9 1240 415 13 amp 0035 00 BASIC ISSUE ITEMS BII LIST Table 1 Basic Issue Items List 1 2 3 4 5 6 NATIONAL DESCRIPTION ILLUS STOCK CAGEC AND USABLE QTY NUMBER NUMBER PART NUMBER ON CODE U M RQR 1 MANUAL EA 1 TECHNICAL OPERATORS UNIT AND DIRECT SUPPORT MAINTENANCE END OF WORK PACKAGE 0035 00 4 9 1240 415 13 amp 0036 00 UNIT AND DIRECT SUPPORT MAINTENANCE TELESCOPE STRAIGHT M145 NSN 1240 01 41 1 6350 EXPENDABLE AND DURABLE ITEMS LIST INTRODUCTION Scope This work package lists expendable and durable items that you will need to operate and maintain the telescope This list is for information only and is not authority to requisition the listed items These items are authorized to you by CTA 50 970 Expendable Durable Items Except Medical Class V Repair Parts and Heraldic Items or CTA 8 100 Army Medical Department Expendable Durable Items 0036 00 1 9 1240 415 13 amp 0036 00 Explanation of Columns in the Expendable Durable Items List Column 1 Item Number This number is assigned to the entry in the list and is referenced in the narrative instructions to identify the item e g Use optical lens cleaning compound item 4 WP 0036 00 Column 2 Level This column identifies the lowest level of maintenance that requires the listed item Operator Crew O Unit F Direct Support Column 3 National Stock Number NSN This is
26. ACKAGE 0020 00 6 TM 9 1240 415 13 amp P 0021 00 DIRECT SUPPORT TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 TORQUE LIMITING KNOB SHAFT MAINTENANCE DISASSEMBLY ASSEMBLY INITIAL SETUP Tools and Special Tools Materials Parts Shop set small arms field Locktite 680 item 4 maintenance basic le WP 0036 00 power item 2 WP 0025 00 Sealing compound primer 3 8 in special ground socket item 6 WP 0036 00 item 3 WP 0025 00 0021 00 1 TM 9 1240 415 13 amp P 0021 00 DISASSEMBLY 1 Remove the dust protective plug 1 from the end of the nut 2 This may permanently damage the dust protective plug 2 Using 3 8 in special ground socket item WP 0025 00 remove the nut 2 3 Remove the spring 3 and torque knob 4 Unscrew torque nut 5 Remove torque nut and flat washer 6 from locking bar 7 4 Remove the socket head screw 8 through the top of the mount 9 using a 5 64 in key wrench Remove the shaft 10 from the other side of the mount 0021 00 2 TM 9 1240 415 13 amp P 0021 00 0021 00 3 TM 9 1240 415 13 amp P 0021 00 ASSEMBLY NOTE Replace torque nut dust protective plug nut socket head screw and shaft after each disassembly as well as any defective parts se WP 0031 0041 1 Insert the threaded portion of new shaft 1 through the round hole in the middle of the side of the mount 2 until the round end of the shaft fits flush into the hole 0021 00 4 TM 9
27. AGE 0008 00 6 9 1240 415 13 amp CHAPTER 4 DIRECT SUPPORT TROUBLESHOOTING TM 9 1240 415 13 amp P 0009 00 DIRECT SUPPORT TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 TROUBLESHOOTING GENERAL TROUBLESHOOTING PROCEDURES INITIAL SETUP References 43 0134 0009 00 1 9 1240 415 13 amp 0009 00 GENERAL Troubleshooting Procedures lists common malfunctions that you may find with your telescope Perform the tests inspections and corrective actions in the order they appear in the table Troubleshooting Procedures cannot list all of the malfunctions that may occur all of the tests and inspections needed to find the fault or all of the corrective actions needed to correct the fault Ifthe equipment malfunction is not listed or the actions listed do not correct the fault notify your armorer 0009 00 2 TM 9 1240 415 13 amp P 0009 00 TROUBLESHOOTING PROCEDURES NOTE The Telescope uses lithium manganese dioxide batteries which when depleted are to be disposed of in accordance with technical bulletin TB 43 0134 Battery Disposition and Disposal paragraph 4 5 and local regulations and procedures contact your local defense reutilization and marketing office DRMO for assistance Certain states identify lithium manganese dioxide batteries as hazardous waste these states are currently Alaska California Minnesota Rhode Island and Washington 0009 00 3 9 1240 415 13 amp
28. BE EQUIPMENT CHECKED NOT READY ITEM MAN OR AVAILABLE NO INTERVAL HOUR SERVICED PROCEDURE IF 12 After Telescope Look through the These conditions telescope Inspect for are present and visual obstruction of cannot be target image dust dirt corrected by pits or moisture on cleaning optical surfaces loose or broken optical elements and fogging condensation 13 After Telescope Ensure that battery cap is Battery cap present and that battery spring or O ring cap s threads are clean missing Unable and undamaged Inspect to install battery for O ring and spring in cap battery cap 0014 00 7 TM 9 1240 415 13 amp P 0014 00 PMCS PROCEDURES Continued Table 1 Preventive Maintenance Checks and Services for M145 Straight Telescope Continued ITEM TO BE EQUIPMENT CHECKED NOT READY ITEM MAN OR AVAILABLE NO INTERVAL HOUR SERVICED PROCEDURE IF 14 After Mount Check mount for damage Mount damaged that will prevent telescope in such a way from being installed that telescope cannot be installed 15 After Telescope Ensure both lens covers N A are present and can be snapped in place 16 After Torque Ensure torque limiting Telescope is not Limiting Knob knob is torqued and tight properly attached and torqued to the rail 0014 00 8 TM 9 1240 415 13 amp P 0014 00 Table 1 Preventive Maintenance Checks and Services for M145 Straight Telescope Continued ITEM NO INTER
29. GS EQUIP MAINTENANCE MENT REF REMARKS ASSEMBLY FUNCTION CODE erem 145 Inspect 0 1 STRAIGHT Service 0 2 TELESCOPE Repair 1 WITH CASE 01 M145 SIGHT Inspect 0 1 A ASSEMBLY Service 0 2 Repair 0 4 Replace 0 2 1 GROUP COMPONENT 0101 BATTERY CAP Inspect 0 1 A ASSEMBLY Replace 0 1 1 0102 FILTER Inspect 0 1 A ASSEMBLY Replace 0 1 SRD 0025 00 2 TM 9 1240 415 13 amp P 0025 00 Table 1 MAC for the M145 Straight Telescope Continued 4 5 MAINTENANCE LEVEL TOOLS AND EQUIP UNIT DS GS GROUP COMPONENT MAINTENANCE MENT REF REMARKS ASSEMBLY FUNCTION CODE MOUNT Inspect 0 2 0 1 0 1 A ASSEMBLY Service 0 1 Repair 0 5 1 2 3 Replace 0 5 1 3 4 CASE Inspect 0 1 ASSEMBLY Repair 0 1 0025 00 3 9 1240 415 13 amp 0025 00 Table 2 Tools and Test Equipment for the M145 Straight Telescope TOOL OR TEST EQUIPMENT MAINTENANCE NATIONAL REF CODE LEVEL NOMENCLATURE STOCK NUMBER 1 Tool Kit Small Arms 5180 00 357 7770 SC 5180 95 A07 Repairman 2 F Shop Set Small Arms Field 4933 00 754 0664 SC 4933 95 A11 Maintenance Basic Less Power 3 F 3 8 Special Ground Socket Make from A A 1404 eck WP 0022 o0 5120 00 227 6702 4 F 3 8 in Drive 5 32 in 5120 01 398 7922 9 46669 Hexagon Bit Socket 0025 00 4 TM 9 1240 415 13 amp P 0025 00 Figure 3 Remarks for M145 Straight Telescope REMARKS CODE Preventive Maintenance Checks and Services PMCS END
30. ION OF COLUMNS IN THE REPAIR PARTS LIST AND SPECIAL TOOLS LIST WORK PACKAGES CONTINUED Source Code Application Explanation XC Installation drawings diagrams instruction sheets field service drawings identified by manufacturer s P N XD Item is not stocked Order an XD coded item through normal supply channels using the CAGEC and P N given if no NSN is available 0026 00 8 TM 9 1240 415 13 amp P 0026 00 NOTE Cannibalization or controlled exchange when authorized may be used as a source of supply for items with the above source codes except for those items source coded XA or those aircraft support items restricted by requirements of AR 750 1 Maintenance Code Maintenance codes tell you the level s of maintenance authorized to use and repair support items The maintenance codes are entered in the third and fourth positions of the SMR code as follows Third Position The maintenance code entered in the third position tells you the lowest maintenance level authorized to remove replace and use the item The maintenance code entered in the third position will indicate authorization to one of the following levels of maintenance 0026 00 9 9 1240 415 13 amp 0026 00 EXPLANATION OF COLUMNS IN THE REPAIR PARTS LIST AND SPECIAL TOOLS LIST WORK PACKAGES CONTINUED Maintenance Code 020 ME ED Application Explanation Crew or operator maintenance done within unit maintenance Unit level mainten
31. NICAL MANUALS TM 750 244 7 Procedures for Destruction of Equipment to Prevent Enemy Use END OF WORK PACKAGE 0023 00 4 TM 9 1240 415 13 amp P 0024 00 OPERATOR UNIT AND DIRECT SUPPORT TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 MAINTENANCE ALLOCATION CHART INTRODUCTION INTRODUCTION The Army Maintenance System MAC This introduction provides a general explanation of all maintenance and repair functions authorized at various maintenance levels under the standard Army Maintenance System concept 0024 00 1 TM 9 1240 415 13 amp P 0024 00 INTRODUCTION Continued The MAC immediately following the introduction designates overall authority and responsibility for the performance of maintenance functions on the identified end item of component The application of the maintenance functions to the end item or component shall be consistent with the capacities and capabilities of the designated maintenance levels which are shown on the MAC in column 4 as Unit includes two subcolumns C operator crew and O unit maintenance Direct Support includes an F subcolumn General Support includes an subcolumn Depot includes a D subcolumn The tools and test equipment requirements immediately following the MAC list the tools and test equipment both special tools and common tool sets required for each maintenance function as referenced from the MAC 0024 00 2 TM 9 1240 415 13 amp P 0024 00 The
32. Page WP Change Page WP Change No No No No Title a 0 O 0 A ad 0 WP 0001 00 0036 00 0 PA eee 0 Index 1 8 0 B Blank 0 Zero in this column indicates an original page or work package blank Change 0 TM 9 1240 415 13 amp P HEADQUARTERS DEPARTMENT OF THE ARMY WASHINGTON D C 28 FEBRUARY 2000 TECHNICAL MANUAL OPERATOR UNIT AND DIRECT SUPPORT MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST FOR TELESCOPE STRAIGHT M145 1240 01 411 6350 9 1240 415 13 amp REPORTING ERRORS AND RECOMMENDING IMPROVEMENTS You can help improve this publication If you find any mistakes or if you know of a way to improve the procedures please let us know Submit your DA Form 2028 2 Recommended Changes to Equipment Technical Publications through the Internet on the Army Electronic Product Support AEPS website The Internet address is http aeps ria army mil If you need a password scroll down and click on ACCESS REQUEST FORM The DA Form 2028 is located in the ONLINE FORMS PROCESSING section of the AEPS Fill out the form and click on SUBMIT Using this form on the AEPS will enable us to respond quicker to your comments and better manage the DA Form 2028 program You may also mail fax or email your letter DA Form 2028 or DA Form 2028 2 direct to Commander U S Army Tank automotive and Armaments Command ATTN AMSTA LC CIP WT Rock Isl
33. RATOR TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 GENERAL INFORMATION SCOPE Type of Manual Operator Unit and Direct Support Maintenance Manual including Repair Parts and Special Tools List Model Number and Equipment Name M145 Straight Telescope with Mount 0001 00 1 9 1240 415 13 amp 0001 00 SCOPE Continued Purpose of Equipment The Telescope is used for sighting targets on the M249 and M240B machine guns MAINTENANCE FORMS RECORDS AND REPORTS Department of the Army forms and procedures used for equipment maintenance will be those prescribed in DA PAM 738 750 Functional User s Manual for the Army Maintenance Management System TAMMS 0001 00 2 TM 9 1240 415 13 amp P 0001 00 REPORTING EQUIPMENT IMPROVEMENT RECOMMENDATIONS EIR If your Telescope or mount needs improvement let us know Send us an EIR You the user are the only one who can tell us what you don t like about your equipment Let us know why you don t like the design or performance Put it on an SF 368 Product Quality Deficiency Report Mail it to us at Commander U S Army Armament Research Development and Engineering Center ATTN AMSTA AR QAW A R Customer Feedback Center Rock Island IL 61299 7300 We ll send you a reply CORROSION PREVENTION AND CONTROL CPC Corrosion Prevention and Control CPC of Army materiel is a continuing problem It is important that any corrosion problems with the telescope and mount be r
34. RD could lead to your detection by the enemy The front objective lens is fitted with a laser filter and a Signature Reduction Device SRD These parts are removed by rotation in the counterclockwise direction 0002 00 3 TM 9 1240 415 13 amp P 0002 00 EQUIPMENT CHARACTERISTICS CAPABILITIES AND FEATURES Continued M145 STRAIGHT TELESCOPE FRONT SIGNATURE S see REDUCTION AND FIRER S DEVICE SRD VIEWING AND LASER END FILTER AS 0002 00 4 TM 9 1240 415 13 amp P 0002 00 LOCATION AND DESCRIPTION OF MAJOR COMPONENTS Elevation Adjustment Dial 1 Moves the point of impact up or down when zeroing the telescope to the weapon Silver Lock 2 Locks and unlocks the elevation adjustment dial Front Lens Cover 3 Protects the front lens when sight is being transported or stored Windage Adjustment Dial 4 Moves the point of impact to the left or right when zeroing the telescope to the weapon 0002 00 5 9 1240 415 13 amp 000200 LOCATION AND DESCRIPTION OF MAJOR COMPONENTS Continued Rotary Switch 5 Turns the Battery Cap 10 Holds battery in reticle light ON and OFF telescope housing Rear Lens Cover 6 Protects the rear lens when sight is being transported or stored Torque Limiting Knob 7 Tightens the mount on the rail Mount 8 Assembly to which the telescope attaches Signature Reduction Devi
35. Rhode Island and Washington 0008 00 3 9 1240 415 13 amp 0008 00 TROUBLESHOOTING PROCEDURES Continued Table 1 Unit Troubleshooting Procedures CORRECTIVE MALFUNCTION TEST OR INSPECTION ACTION 1 RETICLE DOES 1 Battery installed incorrectly Remove and reinstall NOT battery WP 0015 00 ILLUMINATE 2 Wrong type of battery Replace battery WP 0015 00 3 Dead battery Replace battery 4 Battery not making good Remove battery cap and contact battery Clean threads on battery cap and battery housing then reinstall battery 0008 00 4 TM 9 1240 415 13 amp P 0008 00 Table 1 Unit Troubleshooting Procedures CORRECTIVE MALFUNCTION TEST OR INSPECTION ACTION 5 Battery cap spring missing Notify armorer 6 Defective rotary switch Notify armorer 2 VIEW 1 Remove SRD and check for Remove dirt or THROUGH THE dirt or condensation on laser condensation from laser TELESCOPE IS filter WP 0018 00 filter NOT CLEAR 2 Remove laser filter and Remove dirt or check for dirt or condensation from inner condensation on inner surface of laser filter or surface of laser filter or on from objective lens the objective lens 0008 00 5 TM 9 1240 415 13 amp P 0008 00 TROUBLESHOOTING PROCEDURES Continued Table 1 Unit Troubleshooting Procedures CORRECTIVE MALFUNCTION TEST OR INSPECTION ACTION 3 ELEVATION OR Notify armorer WINDAGE ADJUSTMENT INOPERABLE END OF WORK PACK
36. SCOPE This work package lists all field manuals forms miscellaneous publications technical bulletins and technical manuals referenced in or required for use with this manual PUBLICATION INDEX Consult DA Pam 25 30 for latest changes or revisions and for new publications relating to materiel covered in this manual 0023 00 1 FIELD MANUALS FM 3 5 FM 3 87 FM 21 11 FM 23 68 FORMS DA Form 2028 DA Form 2404 TM 9 1240 415 13 amp P 0023 00 NBC Contamination Nuclear Biological and Chemical NBC Reconnaissance and Decontamination Operations How to Fight First Aid for Soldiers Crew Served Machine Guns 5 56mm 7 62mm Recommended Changes to Publications and Blank Forms Equipment Maintenance and Inspection Worksheet 0023 00 2 FORMS Continued DA Form 2407 DA Form 2408 9 SF 364 SF 368 TM 9 1240 415 13 amp P 0023 00 Maintenance Request Equipment Control Record Report of Discrepancy Product Quality Deficiency Report MISCELLANEOUS PUBLICATIONS 50 970 CTA 8 100 DA Pam 25 30 DA Pam 738 750 Expendable Items Except Medical Class V Repair Parts and Heraldic Items Army Medical Department Expendable Durable Items Consolidated Index of Army Publications and Blank Forms Functional User s Manual for the Army Maintenance Management System TAMMS 0023 00 3 TM 9 1240 415 13 amp P 0023 00 TECHNICAL BULLETINS TB 43 0134 Battery Disposition and Disposal TECH
37. TRAIGHT TELESCOPE Service Upon 220 8 Preventive Maintenance Checks and Services PMCS Introduction Preventive Maintenance Checks and Services PMCS Procedures Battery Maintenance eene 9 1240 415 13 amp CHAPTER 6 UNIT MAINTENANCE INSTRUCTIONS FOR THE M145 STRAIGHT TELESCOPE Continued Battery Cap O ring 001600 Lens Cover 22 Signature Reduction Device SRD and Laser Filter 202 200 00 DIRECT SUPPORT MAINTENANCE INSTRUCTIONS FOR THE M145 STRAIGHT TELESCOPE Mount Assembly Maintenance Rubber Cover Maintenance Torque Limiting Knob Shaft Maintenance Illustrated List of Manufactured Items SUPPORTING INFORMATION References eren II Maintenance Allocation Chart Introduction Maintenance Allocation Chart essere Repair Parts and Special Tools List Introduction M145 Straight Telescope with Case Repair Parts List M145 Sight Assembly Repair Parts List 0026 00 vi 9 1240 415 13 amp CHAPTER 8 SUPPORTING INFORMATION Continued Battery Cap Assembly Repair Parts 115 Laser Filter Assembly SRD Repair Parts List Mou
38. VAL HOUR 17 18 After After MAN ITEM TO BE CHECKED OR SERVICED Torque Limiting Shaft Telescope PROCEDURE Ensure torque limiting shaft is not loose or bent Check entire telescope for loose or missing parts 0014 00 9 EQUIPMENT NOT READY AVAILABLE IF Threads not functional and torque limiting shaft loose or bent Parts not present or secured TM 9 1240 415 138P 0014 00 PMCS PROCEDURES Continued Table 1 Preventive Maintenance Checks and Services for M145 Straight Telescope Continued ITEM TO BE CHECKED OR EQUIPMENT NOT READY AVAILABLE NO INTERVAL HOUR SERVICED PROCEDURE IF SRD and laser Check that both are SRD or laser filter present filter not present SRD and laser Check for corrosion Corrosion filter interferes with operation END OF WORK PACKAGE 0014 00 10 TM 9 1240 415 13 amp P 0015 00 UNIT TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 BATTERY MAINTENANCE REPAIR OR REPLACEMENT TESTING INITIAL SETUP Materials Parts Battery item 1 WP 0036 00 0015 00 1 TM 9 1240 415 13 amp P 0015 00 REPAIR OR REPLACEMENT NOTE Ensure rotary switch is in the OFF position when the Telescope is not in use 1 Remove battery cap 1 by turning it counterclockwise and holding the rotary switch 2 stationary 2 Insert battery 3 item L WP 0036 00 with positive end to cap CAUTION Before installing b
39. aintenance level indicated in the third position of the SMR code The complete kit must be requisitioned and applied Items with these codes are not to be requisitioned requested individually They must be made from bulk material which is identified by the P N in the DESCRIPTION AND USABLE ON CODE UOC column and listed in the bulk material group work package of the RPSTL If the item is authorized to you by the third position code of the SMR code but the source code indicates it is made at a higher level order the item from the higher level of maintenance 0026 00 6 Source Code AO AF AH AL AD XA Assembled by unit level Assembled by DS level Assembled by GS level Assembled by SRA Assembled by depot TM 9 1240 415 13 amp P 0026 00 Application Explanation Items with these codes are not to be requisitioned requested individually The parts that make up the assembled item must be requisitioned or fabricated and assembled at the level of maintenance indicated by the source code If the third position of the SMR code authorizes you to replace the item but the source code indicates the item is assembled at a higher level order the item from the higher level of maintenance Do not requisition an XA coded item Order the higher assembly Refer to NOTE below If an item is not available from salvage order it using the CAGEC and P N 0026 00 7 9 1240 415 13 amp 0026 00 EXPLANAT
40. alue critical material or hazardous material Refer to appropriate manuals directives for specific instructions 0026 00 14 TM 9 1240 415 13 amp P 0026 00 NSN Column 3 The NSN of the item is listed in this column CAGEC Column 4 The Contractor and Government Entity Code CAGEC is a five digit code which is used to identify the manufacturer distributor or Government agency activity that supplies the item PART NUMBER Column 5 Indicates the primary number used by the manufacturer individual company firm corporation or Government activity which controls the design and characteristics of the item by means of its engineering drawings specifications standards and inspection requirements to identify an item or range of items NOTE When you use an NSN to requisition an item the item you receive may have a different P N from the number listed 0026 00 15 9 1240 415 13 amp 0026 00 EXPLANATION OF COLUMNS IN THE REPAIR PARTS LIST AND SPECIAL TOOLS LIST WORK PACKAGES CONTINUED DESCRIPTION AND USABLE ON CODE Column 6 This column includes the following information 1 The federal item name and when required a minimum description to identify the item 2 of bulk materials are referenced in this column in the line entry to be manufactured or fabricated 3 Hardness Critical Item HCI A support item that provides the equipment with special protection from electromagnetic pu
41. ance Recoverability Code Code Code XX XX X First two positions Third position Fourth position Fifth position How to get an item Who can install Who can do Who determines replace or use complete disposition action the item repair on the on unserviceable item items Complete Repair Maintenance capacity capability and authority to perform all corrective maintenance tasks of the Repair function in a use user environment in order to restore serviceability to a failed item 0026 00 4 TM 9 1240 415 13 amp P 0026 00 Source Code The source code tells you how to get an item needed for maintenance repair or overhaul of an end item equipment Explanations of source codes follow Source Code PA PB PC PD PE PF PG Application Explanation Stock items use the applicable NSN to requisition request items with these source codes They are authorized to the level indicated by the code entered in the third position of the SMR code NOTE Items coded PC are subject to deterioration 0026 00 5 TM 9 1240 415 13 amp P 0026 00 EXPLANATION OF COLUMNS IN THE REPAIR PARTS LIST AND SPECIAL TOOLS LIST WORK PACKAGES CONTINUED Source Code KD KF KB MO Made at unit level MF Made at DS level MH Made at GS level ML Made at SRA MD Made at depot Application Explanation Items with these codes are not to be requested requisitioned individually They are part of a kit which is authorized to the m
42. ance can remove replace and use the item Direct support maintenance can remove replace and use the item General support maintenance can remove replace and use the item Specialized repair activity can remove replace and use the item Depot can remove replace and use the item 0026 00 10 TM 9 1240 415 13 amp P 0026 00 Fourth Position The maintenance code entered in the fourth position tells you whether or not the item is to be repaired and identifies the lowest maintenance level with the capability to do complete repair perform all authorized repair functions NOTE Some limited repair may be done on the item at a lower level of maintenance if authorized by the Maintenance Allocation Chart MAC and SMR codes 0026 00 11 9 1240 415 13 amp 0026 00 EXPLANATION OF COLUMNS IN THE REPAIR PARTS LIST AND SPECIAL TOOLS LIST WORK PACKAGES CONTINUED Maintenance Application Explanation Code Unit is the lowest level that can do complete repair of the item F Direct support is the lowest level that can do complete repair of the item H General support is the lowest level that can do complete repair of the item L Specialized repair activity is the lowest level that can do complete repair of the item D Depot is the lowest level that can do complete repair of the item 0026 00 12 TM 9 1240 415 13 amp P 0026 00 Maintenance Application Explanation Code Z Nonreparab
43. and IL 61299 7630 The email address is TACOM TECH PUBS ria army mil The fax number is DSN 793 0726 or Commercial 309 782 0726 9 1240 415 13 amp DISTRIBUTION STATEMENT Approved for public release distribution is unlimited 9 1240 415 13 amp TABLE OF CONTENTS WP Sequence No WARNING SUMMARY HOW TO USE THIS MANUAL GENERAL 0001 00 CHAPTER 1 DESCRIPTION AND THEORY OF OPERATION Equipment Description and Data 2 22222 22 0002 00 Theory of Operation a s 0003 00 CHAPTER 2 OPERATOR INSTRUCTIONS Description and Use of Operator Controls Indicators i panic 0004 00 Assembly and Preparation for 0005 00 Operation Under Usual Conditions sss 0006 00 Operation Under Unusual Conditions 0007 00 9 1240 415 13 amp CHAPTER 3 UNIT TROUBLESHOOTING PROCEDURES Troubleshooting 0008 00 CHAPTER 4 DIRECT SUPPORT TROUBLESHOOTING PROCEDURES Troubleshooting 0009 00 CHAPTER 5 OPERATOR MAINTENANCE INSTRUCTIONS FOR THE M145 STRAIGHT TELESCOPE Lens Cleaning Procedures eese 0010 00 Preparation for Storage or 0011 00 CHAPTER 6 UNIT MAINTENANCE INSTRUCTIONS FOR THE M145 S
44. attery cap 1 inspect threads on battery housing and battery cap to ensure that they are free of moisture dirt and that the O ring inside battery cap is present and properly seated Failure to do so could result in loss of electrical power and shorten battery life 0015 00 2 TM 9 1240 415 13 amp P 0015 00 3 Tighten battery cap 1 while holding the rotary switch 2 stationary 0015 00 3 TM 9 1240 415 13 amp P 0015 00 TESTING Open rear lens cover 1 Turn rotary switch 2 clockwise and look through rear lens Verify that reticle is illuminated If not replace battery 3 When finished turn rotary switch to OFF position then close rear lens cover END OF WORK PACKAGE 0015 00 4 TM 9 1240 415 13 amp P 0016 00 UNIT TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 BATTERY CAP O RING MAINTENANCE REMOVAL INSTALLATION REMOVAL 1 Remove battery cap 1 by turning it counterclockwise while holding the rotary switch stationary 2 Remove O ring 2 from battery cap 1 0016 00 1 9 1240 415 13 amp 0016 00 INSTALLATION 1 Install O ring 2 onto battery cap 1 Ensure that the O ring is properly seated 2 Install battery cap 1 by turning it clockwise until tight while holding the rotary switch stationary END OF WORK PACKAGE 0016 00 2 TM 9 1240 415 13 amp P 0017 00 UNIT TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 LENS
45. cated Detailed fabrication instructions for items source coded to be manufactured or fabricated are found in WP 0022 00 0026 00 19 9 1240 415 13 amp 0026 00 SPECIAL INFORMATION Continued Index Numbers Items which have the word BULK in the figure column will have an index number shown in the item number column This index number is a cross reference between the NSN P N index work packages and the bulk material list in the repair parts list work package HOW TO LOCATE REPAIR PARTS 1 When NSNs or P Ns Are Not Known First Using the table of contents determine the assembly group to which the item belongs This is necessary since figures are prepared for assembly groups and subassembly groups and lists are divided into the same groups Second Find the figure covering the functional group or the subfunctional group to which the item belongs 0026 00 20 9 1240 415 13 amp 0026 00 Third Identify the item on the figure and note the number s Fourth Look in the repair parts list work packages for the figure and item numbers The NSNs and part numbers are on the same line as the associated item numbers 2 When NSN Is Known First If you have the NSN look in the STOCK NUMBER column of the NSN index work package The NSN is arranged in NIIN sequence Note the figure and item number next to the NSN Second Turn to the figure and locate the item number Verify that the item is the one you are looking
46. ce SRD 9 Eliminates glint and glare from reflective lens surface 0002 00 6 TM 9 1240 415 13 amp P 0002 00 EQUIPMENT DATA Optics Anti reflective coated lens system 28mm clear objective 3 4 magnification Overall Length 7 in 175mm Weight M145 24 oz 681 g Battery Life 175 hr average fresh battery Sight is packed with a new battery from the factory NOTE Two or more batteries stored together without individual packaging can short out and lose all their power END OF WORK PACKAGE 0002 00 7 8 blank TM 9 1240 415 13 amp P 0003 00 OPERATOR TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 THEORY OF OPERATION THEORY OF OPERATION The Telescope is a telescopic sight The telescope magnifies targets by 3 1 2 times or it appears to bring the shooter 3 1 2 times closer to the target The telescope will show more clearly the strike of the round and allows more accurate shooting Lens covers protect the lenses when the sight is being transported or stored The lens covers should always be kept closed when the sight is not in use 0003 00 1 9 1240 408 13 amp 0003 00 THEORY OF OPERATION Continued The battery cap has an O ring that keeps out moisture and dirt see WP 0005 00 item 4 With practice you may be able to keep both eyes open With both eyes open you will be more aware of your surroundings and feel less strain on your eyes The telescope must remain matched with the
47. d operation includes the act of returning to zero those age measurements e g hours miles considered in classifying Army equipment components 0024 00 8 9 1240 415 13 amp 002400 Explanation of Columns in the Column 1 Group Number Column 1 lists FGC numbers the purpose of which is to identify maintenance significant components assemblies subassemblies and modules with the Next Higher Assembly NHA Column 2 Component Assembly Column 2 contains the item names of components assemblies subassemblies and modules for which maintenance is authorized Column 3 Maintenance Function Column 3 lists the functions to be performed on the item listed in column 2 For a detailed explanation of these functions refer to Maintenance Functions outlined above 0024 00 9 TM 9 1240 415 13 amp P 0024 00 INTRODUCTION Continued Column 4 Maintenance Level Column 4 specifies each level of maintenance authorized to perform each function listed in column 3 by indicating work time required expressed as manhours in whole hours or decimals in the appropriate subcolumn This work time figure represents the active time required to perform that maintenance function at the indicated level of maintenance If the number or complexity of the tasks within the listed maintenance function varies at different maintenance levels appropriate work time figures are to be shown for each level The work time figu
48. d by optical surfaces loose or cleaning broken optical elements and fogging condensation 0014 00 2 TM 9 1240 415 13 amp P 0014 00 Table 1 Preventive Maintenance Checks and Services for M145 Straight Telescope Continued ITEM TO BE EQUIPMENT CHECKED NOT READY ITEM MAN OR AVAILABLE NO INTERVAL HOUR SERVICED PROCEDURE IF 2 Before Telescope Ensure that battery cap Battery cap is present and that spring or O battery cap s threads are ring missing clean and undamaged Unable to Inspect for O ring and install battery spring in battery cap cap 3 Before Telescope Ensure that the 300m The 300m 500m 700m and 800m 500m 700m marks in the reticle are and 800m illuminated when rotary marks are not switch is set to one of the illuminated operating positions If necessary replace battery WP 0015 00 and check again 0014 00 3 TM 9 1240 415 13 amp P 0014 00 PMCS PROCEDURES Continued Table 1 Preventive Maintenance Checks and Services for M145 Straight Telescope Continued ITEM TO BE EQUIPMENT CHECKED NOT READY ITEM MAN OR AVAILABLE NO INTERVAL HOUR SERVICED PROCEDURE IF 4 Before Mount Check mount for damage Mount damaged that will prevent telescope in such a way from being installed that telescope cannot be installed 5 Before Telescope Ensure both lens covers N A are present and can be snapped in place 0014 00 4 TM 9 1240 415 13 amp P 0014 00 Table 1 Prevent
49. eported so that the problem can be corrected and improvements can be made to prevent the problem in future items 0001 00 3 TM 9 1240 415 13 amp P 0001 00 CORROSION PREVENTION AND CONTROL CPC Continued While corrosion is typically associated with rusting of metals it can also include deterioration of other materials such as rubber and plastic Unusual cracking softening swelling or breaking of these materials may be a corrosion problem If a corrosion problem is identified it should be reported using SF 368 Product Quality Deficiency Report Use of key words such as corrosion rust deterioration or cracking will ensure that the information is identified as a CPC problem The form should be sent to Commander U S Army Armament Research Development and Engineering Center ATTN AMSTA AR QAW A R Customer Feedback Center Rock Island IL 61299 7300 0001 00 4 9 1240 415 13 amp 0001 00 OZONE DEPLETING SUBSTANCES Not applicable DESTRUCTION OF ARMY MATERIEL TO PREVENT ENEMY USE Only your commanding officer can give the order to destroy materiel to prevent enemy use Refer to TM 750 244 7 PREPARATION FOR STORAGE OR SHIPMENT Refer to WP 0011 00 for preparation for storage or shipment WARRANTY INFORMATION The Telescope and Mount is warranted for 12 months from the date of delivery The warranty starts on the date found in block 23 of DA Form 2408 9 Equipment Control Record Report all defects
50. for 0026 00 21 TM 9 1240 415 13 amp P 0026 00 HOW TO LOCATE REPAIR PARTS Continued 3 When P N Is Known First If you have the P N and not the NSN look in the PART NUMBER column of the P N index work package Identify the figure and item number Second Look up the item on the figure in the applicable repair parts list work package ABBREVIATIONS Not applicable END OF WORK PACKAGE 0026 00 22 TM 9 1240 415 13 amp P 0027 00 UNIT AND DIRECT SUPPORT MAINTENANCE TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 M145 STRAIGHT TELESCOPE WITH CASE REPAIR PARTS LIST 0027 00 1 TM 9 1240 415 13 amp P 0027 00 0027 00 2 1 2 ITEM SMR NO CODE 1 AFFFF PAFFF PAFFF PAFZZ 5 PAOOO TM 9 1240 415 13 amp P 3 NSN 1240 21 920 2783 1240 21 920 2492 5305 00 419 0820 1240 21 920 2782 4 CAGEC 36126 36126 36126 80205 36126 5 PART NUMBER 901581 001 901614 001 901615 001 MS16996 10B 204721 001 0027 00 3 4 blank 0027 00 6 DESCRIPTION AND USABLE ON CODE UOC 3ROUP 00 FIG 1 TELESCOPE WITH CASE STRAIGHT M145 SIGHT ASSEMBLY M145 For assembly breakdown see Figure 2 MOUNT ASSEMBLY For assembly breakdown see Figure AA 4SCREWS s CASE ASSEMBLY For assembly breakdown see Figur tse END OF FIGURE TM 9 1240 415 13 amp P 0028 00 UNIT AND DIRECT SUPPORT MAINTENANCE TELESCOPE STRAIGHT M14
51. functional group and work package Repair parts for reparable special tools are also listed in a separate work package Items listed are shown on the associated illustrations 0026 00 2 TM 9 1240 415 13 amp P 0026 00 2 Special Tools List Work Packages Work packages containing lists of special tools special TMDE and special support equipment authorized by this RPSTL as indicated by Basis of Issue BOI information in the DESCRIPTION AND USABLE ON CODE column Tools that are components of common tool sets and or Class VII are not listed 3 Cross Reference Indexes Work Packages There are two cross reference indexes work packages in this RPSTL the National Stock Number NSN Index Work package and the Part Number P N Index Work Package The National Stock Number Index work package refers you to the figure and item number The Part Number Index work package refers you to the figure and item number EXPLANATION OF COLUMNS IN THE REPAIR PARTS LIST AND SPECIAL TOOLS LIST WORK PACKAGES ITEM NO Column 1 Indicates the number used to identify items called out in the illustration 0026 00 3 TM 9 1240 415 13 amp P 0026 00 EXPLANATION OF COLUMNS IN THE REPAIR PARTS LIST AND SPECIAL TOOLS LIST WORK PACKAGES CONTINUED SMR CODE Column 2 The SMR code containing supply requisitioning information maintenance level authorization criteria and disposition instruction as shown in the following breakout Source Mainten
52. he correct eye relief has been attained see Figure 1 No further repositioning of the telescope on the Picatinny rail is required 0005 00 12 9 1240 415 13 amp 0005 00 Figure 1 Maximum Field of View Correct Eye Relief 0005 00 13 9 1240 415 13 amp 0005 00 ASSEMBLY AND PREPARATION FOR USE Continued b Ifthe target scene does not fill the sight s field of view the telescope must be repositioned on the rail either forward or backward see Figure 2 Figure 2 Limited Field of View Incorrect Eye Relief 0005 00 14 9 1240 415 13 amp 0005 00 7 The telescope must be repositioned for correct eye relief a Loosen the torque limiting knob 1 and move the telescope in the appropriate direction forward or backward until you achieve the correct eye relief b Repeat steps 1 through 5 until the correct field of view is obtained as shown in Figure 1 END OF WORK PACKAGE 0005 00 15 16 blank TM 9 1240 415 13 amp P 0006 00 OPERATOR TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 OPERATION UNDER USUAL CONDITIONS OPERATING PROCEDURES OPERATING PROCEDURES Zeroing the M145 Straight Telescope on the M240B and M249 Machine Guns l Zeroing the telescope aligns the sight to the barrel of the machine gun so that point of aim equals point of impact 0006 00 1 9 1240 415 13 amp 0006 00 Adjustment of the Telescope is centered at the factory Open front
53. ive Maintenance Checks and Services for M145 Straight Telescope Continued ITEM TO BE EQUIPMENT NOT READY ITEM MAN AVAILABLE NO INTERVAL HOUR SERVICED PROCEDURE IF 6 Before Torque Ensure torque limiting Telescope is not Limiting Knob knob is torqued and tight properly attached and torqued to the rail 7 Before Torque Ensure torque limiting Threads not Limiting Shaft shaftis not loose or bent functional and torque limiting shaft loose or bent 8 Before Telescope Check entire telescope for Parts not present loose or missing parts or secured 0014 00 5 TM 9 1240 415 13 amp P 0014 00 PMCS PROCEDURES Continued Table 1 Preventive Maintenance Checks and Services for M145 Straight Telescope Continued ITEM TO BE EQUIPMENT CHECKED NOT READY ITEM MAN OR AVAILABLE NO INTERVAL HOUR SERVICED PROCEDURE IF 9 Before SRD andlaser Check that both are SRD or laser filter present filter not present 10 Before SRD 1 Check for corrosion Corrosion filter interferes with operation 11 During Torque Ensure torque limiting Telescope is not Limiting Knob knob is torqued and tight properly attached After firing every 200 and torqued to rounds ensure torque the rail limiting knob is tight by turning until you hear two clicks 0014 00 6 9 1240 415 13 amp 001400 Table 1 Preventive Maintenance Checks and Services for M145 Straight Telescope Continued ITEM TO
54. le No repair is authorized B No repair is authorized No parts or special tools are authorized for the maintenance of a B coded item However the item may be reconditioned by adjusting lubricating etc at the user level Recoverability Code Recoverability codes are assigned to items to indicate the disposition action on unserviceable items The recoverability code is shown in the fifth position of the SMR code as follows Recoverability Application Explanation Code 7 Nonreparable item When unserviceable condemn and dispose of the item at the level of maintenance shown in the third position of the SMR code 0026 00 13 Recoverability Code F TM 9 1240 415 13 amp P 0026 00 Application Explanation Reparable item When uneconomically reparable condemn and dispose of the item at the unit level Reparable item When uneconomically reparable condemn and dispose of the item at the direct support level Reparable item When uneconomically reparable condemn and dispose of the item at the general support level Reparable item When beyond lower level repair capability return to depot Condemnation and disposal of item are not authorized below depot level Reparable item Condemnation and disposal not authorized below Specialized Repair Activity SRA Item requires special handling or condemnation procedures because of specific reasons such as precious metal content high dollar v
55. lens cover 1 and rear lens cover 2 Turn each cover inside out to stow the lens covers while the telescope is being used 0006 00 2 TM 9 1240 415 13 amp P 0006 00 10 Meter Zeroing Set the M145 Straight Telescope to Mechanical Zero 1 Adjust the telescope so that the weapon s barrel and optical sighting axis are in approximate alignment The sighting axis will be approximately 2 to 3 in 51 to 76 mm above the machine gun barrel and therefore the strike of the bullet at 10m range will also be approximately 2 to 3 in 51 to 76 mm low without further zeroing adjustment WHEN GAPS ARE EQUAL THE TELESCOPE IS IN APPROXIMATE ALIGNMENT GAPS TO BE EQUAL 0006 00 3 9 1240 415 13 amp 0006 00 OPERATING PROCEDURES Continued 2 To bring the strike of the bullet up lift the silver lock 1 and rotate the elevation adjustment dial 2 counterclockwise to the right approximately one full turn UL 0006 00 4 TM 9 1240 415 13 amp P 0006 00 3 Adjust the windage adjustment dial 3 to center the markings on the front of the telescope CENTER THE MARKINGS ON THE 3 THE TELESCOPE 0006 00 5 9 1240 415 13 amp 0006 00 OPERATING PROCEDURES Continued NOTE Each click of the zeroing adjustments makes a 2 5mm movement of the point of impact at 10m 4 Make final adjustments as follows a T
56. lse EMP damage during a nuclear attack 4 The statement END OF FIGURE appears just below the last item description in column 6 for a given figure in both the repair parts list and special tools list work packages 0026 00 16 TM 9 1240 415 13 amp P 0026 00 QTY Column 7 The QTY quantity per figure column indicates the quantity of the item used in the breakout shown on the illustration figure which is prepared for a functional group subfunctional group or an assembly A V appearing in this column instead of a quantity indicates that the quantity is variable and quantity may change from application to application EXPLANATION OF CROSS REFERENCE INDEXES WORK PACKAGES FORMAT AND COLUMNS 1 National Stock Number NSN Index Work Package STOCK NUMBER Column This column lists the NSN in National item identification number NIIN sequence The NIIN consists of the last nine digits of the NSN NSN When using this column to locate an item ignore the e g 5385 01 574 1476 first four digits of the NSN However the complete NIIN NSN should be used when ordering items by stock number 0026 00 17 TM 9 1240 415 13 amp P 0026 00 EXPLANATION OF CROSS REFERENCE INDEXES WORK PACKAGES FORMAT AND COLUMNS Continued FIG Column This column lists the number of the figure where the item is identified located The figures are in numerical order in the repair parts list and special tools list work packages ITEM Column
57. ms are required to place the telescope in operation operate it and to do emergency repairs Although shipped separately packaged BII must be with the telescope during operation and when it is transferred between property accounts Listing these items is your authority to request requisition them for replacement based on authorization of the end item by the TOE MTOE Illustrations are furnished to help you find and identify the items 0035 00 2 9 1240 415 13 amp 0035 00 Explanation of Columns in the BII List Column 1 Illus Number Gives you the number of the item illustrated Column 2 National Stock Number NSN Identifies the stock number of the item to be used for requisitioning purposes Column 3 Description CAGEC and Part Number Identifies the Federal item name in all capital letters followed by a minimum description when needed The stowage location of COEI and BII is also included in this column The last line below the description is the CAGEC Commercial and Government Entity Code in parentheses and the part number Column 4 Usable On Code When applicable gives you a code if the item you need is not the same for different models of equipment Column 5 Unit of Measure U M Indicates the physical measurement or count of the item as issued per the National Stock Number shown in column 2 Column 6 Qty Rqr Indicates the quantity required 0035 00 3
58. nt Assembly Repair Parts List Case Assembly Repair Parts List National Stock Number NSN Index Part Number P N Index eene Components of End Item and Basic Issue Items BID iso nata Expendable and Durable Items 15 INDEX vii 0029 00 0030 00 0035 00 0036 00 TM 9 1240 415 13 amp P HOW TO USE THIS MANUAL The safest easiest and best way to operate and maintain the Telescope is to use this manual Learning to use this TM is as easy as reading through the next few pages of this section Knowing what is in this manual and how to use it will save you time and work and will help you avoid exposing yourself to unnecessary hazards while performing your job So where do you start Right here if this is the first time you are using this TM Be sure to completely read this section on how to use this manual first There s a lot of information here that you need to know viii 9 1240 415 13 amp Organization This manual covers the operation and maintenance of the Telescope The manual itself is divided into eight chapters including supporting information The eight chapters and what they contain are found in the Table of Contents in the front of this manual For example to learn about operating the Telescope you would look in the table of contents and discover that Chapter 2 provide
59. o move the point of impact to the right turn windage adjustment dial 3 counterclockwise with the arrow marked on the dial b To move the point of impact to the left turn windage adjustment dial 3 clockwise opposite to the arrow c move point of impact up turn elevation adjustment dial 2 counterclockwise right in the direction of the arrow and UP marking 0006 00 6 TM 9 1240 415 13 amp P 0006 00 d move the point of impact down turn elevation adjustment dial 2 clockwise left opposite to the arrow 0006 00 7 TM 9 1240 415 13 amp P 0006 00 OPERATING PROCEDURES Continued 10m Range Zeroing NOTE In the zeroing process groups of three single shot rounds are fired at a target After each three rounds the center of the group has to be determined The 10mZ 800 line is to be used with the M249 and M240B machine guns when firing the 10 meter exercise as part one of the qualifying course The trajectory of the 5 56 and 7 62 round are equal at this aim point and distance to target 1 Look through the telescope and align the reticle s 10mZ zeroing mark on the center base of the aiming points on the basic machine gun marksmanship target 0006 00 8 TM 9 1240 415 13 amp P 0006 00 m u HMM I 1 Q 0006 00 9 TM 9 1240 415 13 amp P 0006 00 OPERATING PROCEDURES Continued 2 Fire three single rounds loaded individually
60. or down left or right 6 Estimate or measure the amount of movement required to move the strike of the round to the center of the target at 500 meters 5 in equals one click of adjustment in both windage and elevation 7 Repeat steps 1 through 6 until the strike of the round is coincident with the center of the target Close the silver lock down to prevent any further movement of the elevation adjustment dial The telescope is now zeroed and ready for operational shooting 0006 00 14 TM 9 1240 415 13 amp P 0006 00 Reticle The vertical gap in the stadia lines is for estimating ranges The height of gaps in the stadia lines represents a 60 in 152 4 cm high target at the range noted i e 5 7 8 9 10 11 or 1200 meters 0006 00 15 TM 9 1240 415 13 amp P 0006 00 OPERATING PROCEDURES Continued Reticle Illumination NOTE For low light operations the reticle can be illuminated to show the 300m 500m 700m and 800m aiming marks T lo Jw 0006 00 16 TM 9 1240 415 13 amp P 0006 00 NOTE Telescope is equipped with variable intensity light emitting diode LED illumination of the reticle It has 10 positions the OFF position and 9 positions for different reticle intensity settings To make reticle illumination adjustments turn rotary switch 1 clockwise The intensity of the illumination increases as the switch is turned 0006 00 17 TM 9 1240 415 13 amp P 0006
61. per item 8 WP 0036 00 END OF WORK PACKAGE 0010 00 2 TM 9 1240 415 13 amp P 0011 00 OPERATOR TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 PREPARATION FOR STORAGE OR SHIPMENT ADMINISTRATIVE STORAGE INITIAL SETUP References WP 0014 00 0011 00 1 TM 9 1240 415 13 amp P 0011 00 ADMINISTRATIVE STORAGE Administrative storage of equipment issued to and used by the Army activities will have preventive maintenance performed in accordance with the PMCS tablel WP 0014 00 before storing When removing the equipment from administrative storage the PMCS should be performed to assure operational readiness END OF WORK PACKAGE 0011 00 2 9 1240 415 13 amp CHAPTER 6 UNIT MAINTENANCE INSTRUCTIONS FOR THE M145 STRAIGHT TELESCOPE 9 1240 415 13 amp 001200 UNIT TELESCOPE STRAIGHT M145 NSN 1240 01 41 1 6350 SERVICE UPON RECEIPT SERVICE UPON RECEIPT Inspect the equipment for damage incurred during shipment Ifthe equipment has been damaged report the damage on an SF 361 Transportation Discrepancy Report Check the equipment against Figure I WP 0027 00 to see if the shipment is complete Report all discrepancies in accordance with applicable service instructions e g Army instructions see DA PAM 738 750 END OF WORK PACKAGE 0012 00 1 2 blank 9 1240 415 13 amp 0013 00 UNIT TELESCOPE STRAIGHT M145 NSN 1240 01 41 1 6350 PREVENTIVE MAINTENANCE CHECKS AND
62. re represents the average time required to restore an item assembly subassembly component module end item or system to a serviceable condition under typical field operating conditions This time includes preparation time including any necessary disassembly assembly time troubleshooting fault location time and quality assurance time in addition to the time required to perform the specific tasks identified for the maintenance functions authorized in the MAC The symbol designations for the various maintenance levels are as follows 0024 00 10 TM 9 1240 415 13 amp P 0024 00 C Operator or crew maintenance O Unit maintenance F Direct support maintenance L Specialized repair activity SRA H General support maintenance D Depot maintenance NOTE The L maintenance level is not included in column 4 of the MAC Functions to this level of maintenance are identified by a work time figure in the H column of column 4 and an associated reference code is used in the REMARKS column 6 This code is keyed to the remarks and the SRA complete repair application is explained there 0024 00 11 TM 9 1240 415 13 amp P 0024 00 INTRODUCTION Continued Column 5 Tools and Equipment Reference Code Column 5 specifies by code those common tool sets not individual tools common Test Measurement and Diagnostic Equipment TMDE and special tools special TMDE and special support equipment required to perfo
63. rm the designated function Codes are keyed to the entries in the tools and test equipment table Column 6 Remarks Code When applicable this column contains a letter code in alphabetical order which is keyed to the remarks table entries Explanation of Columns in the Tools and Test Equipment Requirements Column 1 Tool or Test Equipment Reference Code The tool or test equipment reference code correlates with a code used in column 5 of the MAC Column 2 Maintenance Level The lowest level of maintenance authorized to use the tool or test equipment 0024 00 12 TM 9 1240 415 138P 0024 00 Column 3 Nomenclature Name or identification of the tool or test equipment Column 4 National Stock Number NSN The NSN of the tool or test equipment Column 5 Tool Number The manufacturer s part number model number or type number Explanation of Columns in the Remarks Column 1 Remarks Code The code recorded in column 6 of the MAC Column 2 Remarks This column lists information pertinent to the maintenance function being performed as indicated in the MAC END OF WORK PACKAGE 0024 00 13 14 blank TM 9 1240 415 13 amp P 0025 00 OPERATOR UNIT AND DIRECT SUPPORT TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 MAINTENANCE ALLOCATION CHART 0025 00 1 TM 9 1240 415 13 amp P 0025 00 Table 1 MAC for the M145 Straight Telescope 4 5 MAINTENANCE LEVEL TOOLS AND UNIT DS
64. s all pertinent information about the operation of the telescope Since Chapter 2 covers a great deal of information you will have to scan the chapter to find the specific information you will need In Chapter 8 you will find the supporting information Each work package provides specific information that will assist you in performing the various operational and maintenance tasks The work packages provide such information as additional references i e other TMs or FMs as in WP 0023 00 and Expendable and Durable Items List as in WP 0036 00 Become familiar with all supporting information work packages and what they contain before beginning any operational or maintenance task TM 9 1240 415 13 amp P HOW TO USE THIS MANUAL Continued Am I ready to use the TM If you ve taken the time necessary to read this section and are sure of the location and arrangement of the different sections of this TM you are ready to begin Remember this TM has been arranged with you the user in mind Your safety and ability to perform the operational and maintenance tasks in the most efficient manner possible hinge on your ability to perform and understand the information contained in this manual If you fully understand the arrangement and purpose of this TM and have taken the time to read through this section you will have no trouble operating and maintaining the telescope in the manner for which it was designed TM 9 1240 415 13 amp P 0001 00 OPE
65. s id d tede t eee iicet i deis 0023 00 1 Repair Parts and Special Tools List Introduction e enne 0026 00 1 Parts PASE 7 2375 MUSEI ET 0027 00 thru 0032 00 9 1240 415 13 amp INDEX Continued Subject WP Sequence No Page No Reporting Equipment Improvement Recommendations EIR 0001 00 3 Reporting Errors Recommending Improvements ii Rubber Cover Maintenance eee 0020 00 1 5 Service Upon 0012 00 1 Signature Reduction Device SRD and Laser Filter Maintenance eene 0018 00 1 Supporting Information for Repair Parts Special Tools TMDE and Support Equipment 0001 00 6 9 1240 415 13 amp INDEX Continued Subject WP Sequence No Page No T Theory of Operation 0003 00 1 Torque Limiting Knob Shaft Maintenance 0021 00 1 Troubleshooting Direct SUppOIt a ee 0009 00 1 0008 00 1 U Unusual Environments and Weather 0007 00 2 Warning Summary esee a 0001 00 5 By Order of the Secretary of the Army ERIC K SHINSEKI General United States Army Chief of Staff Official Fl HUDSON Administrative Assistant to the Secretary of the Arm
66. sition of the Telescope either backward or forward on the Picatinny rail in order to achieve the correct eye relief distance of the eye from the back of the Telescope If the same sight is installed in the same position slot on the rail on the same weapon re zeroing is not required 1 The torque limiting knob 1 should be turned counterclockwise just enough for the rail grabber to go over the rail Do not force the torque limiting knob past its intended stop 2 Mount the telescope firmly over the rail Ensure that the mount is seated squarely over the rail 0005 00 10 TM 9 1240 415 13 amp P 0005 00 Tighten the torque limiting knob 1 clockwise until two clicks are heard Ensure that the mount is securely fastened before commencing eye relief adjustment 3 2 w O 1 The telescope is now mounted to the weapon approximately 3 in 70mm in front of the firing eye Open rear lens cover 2 and front lens cover 3 Turn each cover inside out to stow the lens covers while the telescope is being used 0005 00 11 9 1240 415 13 amp 0005 00 ASSEMBLY AND PREPARATION FOR USE Continued 6 Assume a comfortable firing position and achieve a good stockweld at trigger pull length with both eyes closed Open the sighting eye and compare the view through the telescope with the following examples a Ifthe target scene fills the telescope to provide the maximum field of view t
67. ssist removal if necessary 0018 00 2 TM 9 1240 415 13 amp P 0018 00 CLEANING 1 TheSRD can be cleaned by running water through the honeycomb directly from a faucet Shake out excess water and leave to dry 2 Clean glass surfaces of laser filter 2 with lens cleaning compound item 2 WP 0036 00 0018 00 3 TM 9 1240 415 13 amp P 0018 00 INSTALLATION CAUTION Do not tighten with any tools NOTE The laser filter acts like a mirror therefore to minimize reflections it is pointed down at a slight angle The SRD is screwed on straight to the objective lens finger tight 1 Install the laser filter 2 by screwing onto the front objective lens finger tight only 2 Install SRD Turn clockwise until finger tight END OF WORK PACKAGE 0018 00 4 9 1240 415 13 amp CHAPTER 7 DIRECT SUPPORT MAINTENANCE INSTRUCTIONS FOR THE M145 STRAIGHT TELESCOPE TM 9 1240 415 13 amp P 0019 00 DIRECT SUPPORT TELESCOPE STRAIGHT M145 NSN 1240 01 411 6350 MOUNT ASSEMBLY MAINTENANCE REMOVAL INSTALLATION INITIAL SETUP Tools and Special Tools Shop set small arms field maintenance basic less power item 2 WP 0025 00 5 32 in hexagon bit socket item 4 WP 0025 00 0019 00 1 TM 9 1240 415 13 amp P 0019 00 REMOVAL 1 Turn the telescope 1 upside down and remove two screws 2 by using 3 8 in drive ratchet handle with 5 32 in hexagon bit socket item 4 we 0025 00
68. t being used Clean WP 0010 00 with lens paper item 5 WP 0036 00 and dry telescope with a cloth as soon as possible after being exposed to water or sea spray Dust Storms and Sandstorms Keep lens caps closed when telescope is not being used High Altitudes No special procedures required Mud and Snow Ensure that battery cap is tight before exposing the telescope to mud or snow Hand tighten only Keep lens caps closed when telescope is not being used Clean lend WP 0010 00 with lens paper item 5 WP 0036 00 and dry telescope with a cloth as soon as possible after being exposed to mud or snow Use anti fogging compound item 0036 00 Try to acclimatize the telescope to the environment prior to mission usage to minimize fogging of external surfaces 0007 00 3 9 1240 415 13 amp 0007 00 UNUSUAL ENVIRONMENTS AND WEATHER Continued 8 Water Ensure that battery cap is tight before immersing the telescope in water Hand tighten only Keep lens caps closed when telescope is not being used Clean lend WP 0010 00 with lens paper item 5 WP 0036 00 land dry telescope with a cloth as soon as possible after being immersed in water Use anti fogging compound item 3 WP 9056 00 00 NUCLEAR BIOLOGICAL AND CHEMICAL NBC CONTAMINATION All rubber must be removed before decontamination procedures using the M258A1 individual soldier s personal decontamination kit The contaminated rubber material must be
69. the NSN assigned to the item which you can use to requisition it Column 4 Item Name Description Commercial and Government Entity Code CAGEC and Part Number P N This column provides the other information you need to identify the item Column 5 Unit of Measure U M This code shows the physical measurement or count of an item such as gallon dozen gross etc 0036 00 2 9 1240 415 13 amp EXPENDABLE AND DURABLE ITEMS LIST Table 1 Expendable and Durable Items List 0036 00 1 2 3 4 5 ITEM NAME NATIONAL DESCRIPTION ITEM STOCK CAGEC PART NUMBER LEVEL NUMBER NUMBER U M 1 6135 01 398 Battery EA 5922 OE890 DL1 3N 2 O 6850 00 392 Cleaning Compound OZ 9751 Optical Lens 06650 Lens Cleaner 3 O 6850 00 754 Compound Anti fogging OZ 2671 0036 00 3 9 1240 415 13 amp 0036 00 EXPENDABLE AND DURABLE ITEMS LIST Continued Table 1 Expendable and Durable Items List Continued a 2 3 4 5 ITEM NAME NATIONAL DESCRIPTION ITEM STOCK CAGEC PART NUMBER LEVEL NUMBER NUMBER U M 4 8080 01 808 Locktite 680 BT 0502 05972 68035 5 O 6640 00 663 Paper Lens Type 1 BK 0832 81348 NNN P 40 0036 00 4 9 1240 415 13 amp 0036 00 Table 1 Expendable and Durable Items List Continued 3 4 ITEM NAME NATIONAL DESCRIPTION STOCK CAGEC PART NUMBER NUMBER 8030 00 181 Primer Sealing 83
70. tions are applicable to the Repair maintenance function Services Inspect test service adjust align calibrate and or replace 0024 00 6 TM 9 1240 415 13 amp P 0024 00 NOTE CONTINUED Fault location troubleshooting The process of investigating and detecting the cause of equipment malfunctioning the act of isolating a fault within a system or Unit Under Test UUT Disassembly assembly The step by step breakdown taking apart of a spare functional group coded item to the level of its least component that is assigned an SMR code for the level of maintenance under consideration i e identified as maintenance significant Actions Welding grinding riveting straightening facing machining and or resurfacing 0024 00 7 TM 9 1240 415 13 amp P 0024 00 INTRODUCTION Continued 10 11 Overhaul That maintenance effort service action prescribed to restore an item to a completely serviceable operational condition as required by maintenance standards in appropriate technical publications Overhaul is normally the highest degree of maintenance preformed by the Army Overhaul does not normally return an item to like new condition Rebuild Consists of those services actions necessary for the restoration of unserviceable equipment to a like new condition in accordance with original manufacturing standards Rebuild is the highest degree of materiel maintenance applied to Army equipment The rebuil
71. ttery cap to ensure that they are free of moisture and dirt and that the O ring 4 in the battery cap is present Failure to do so could result in loss of electrical power and shorten battery life Hand tighten battery cap Using tools to tighten battery cap could damage equipment 3 Re install battery cap 1 by holding the rotary switch 2 stationary while turning battery cap clockwise until snug Hand tighten only 0005 00 6 TM 9 1240 415 13 amp P Ve 0005 00 7 0005 00 9 1240 415 13 amp 0005 00 ASSEMBLY AND PREPARATION FOR USE Continued 4 Open rear lens cover 5 Turn rotary switch 2 one click counterclockwise and look through rear lens Verify that the reticle is illuminated If not replace battery When finished turn rotary switch to OFF position then replace rear lens cover ROTARY SWITCH TURNS IN EITHER DIRECTION WITH NO STOP 0005 00 8 TM 9 1240 415 13 amp P 0005 00 Installing M145 Straight Telescope on M249 and M240B Machine Guns CAUTION Hand tighten torque limiting knob until you hear two clicks Using tools to tighten mounting hardware could damage equipment NOTE The Telescope mounts directly to the Picatinny rail on the M249 and M240B machine guns 0005 00 9 TM 9 1240 415 13 amp P 0005 00 ASSEMBLY AND PREPARATION FOR USE Continued NOTE It will be necessary to adjust the po
72. ture Reduction Device SRD and laser filter WP 0018 00 2 Remove the rear eyepiece lens cover 1 from the telescope WP 0017 00 The complete eyepiece lens cover is pulled from the rubber cover 3 Remove the telescope from the mount WP 0019 00 0020 00 2 9 1240 415 13 amp 002000 ue 0020 00 3 TM 9 1240 415 13 amp P 0020 00 REMOVAL Continued 4 The front portion of the rubber cover 2 is pulled over the front of the housing 3 The housing can now be pulled out of the rubber cover 2 FRONT or n EYEPIECE AND SRD REMOVED 0020 00 4 TM 9 1240 415 13 amp P 0020 00 INSTALLATION 1 To increase the flexibility of the rubber cover 1 and to assist with its installation the rubber cover should be pre heated to approximately 120 F 49 2 Install the rubber cover 1 by pressing the eyepiece end of the telescope 2 into the rubber cover 3 The objective end of the rubber cover 1 is carefully pulled over the objective end of the telescope 2 Ensure that the rubber cover fits neatly around the housing 0020 00 5 TM 9 1240 415 13 amp P 0020 00 INSTALLATION Continued 4 Install the rear eyepiece lens cover over the eyepiece end of the rubber cover 1 WP 0017 00 5 Install the mount on the telescopd WP 0019 00 6 Install the laser filter and the SRI WP 0018 00 END OF WORK P
73. without making any telescope adjustments 3 The three round shot group should be within a 4cm circle to establish the center of shot group in relation to the center base of the aiming paster 4 Measure the amount of movement required left or right windage and up or down elevation to move the three round shot group onto the center of the aiming paster 5 Windage correction Upon completion return to the firing line to make corrections to the weapon and re fire a three round shot group to confirm zero 0006 00 10 9 1240 415 13 amp 0006 00 ROUND _ SHOT ELEVATION GROUP WINDAGE 0006 00 11 TM 9 1240 415 13 amp P 0006 00 OPERATING PROCEDURES Continued 6 Repeat steps 1 through 5 until the strike of the round is coincident with the center of the target Close the silver lock down to prevent any further movement of the elevation adjustment dial The telescope is now 10m zeroed Field Zero at 500m Range 1 Look through the telescope and align the reticle s 500m mark on the center of mass of the double E silhouette target 0006 00 12 9 1240 415 13 amp 0006 00 2 Iffiring a M240B weapon fire a 6 to 9 round burst 3 Iffiring a M249 weapon fire a 5 to 7 round burst 4 Observe impact of rounds 0006 00 13 TM 9 1240 415 13 amp P 0006 00 OPERATING PROCEDURES Continued 5 Determine direction of movement needed for impact up
74. y 9935401 DISTRIBUTION To be distributed in accordance with initial distribution number IDN 410462 requirements for TM 9 1240 415 13 amp P PIN 077547 000

operator`s, unit, and direct support maintenance manual

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