WTM-TM-VISIR OPERATOR MANUAL FOR THE Weapon Mounted Mini Thermal Monocular (WTM) Rev.
SAFETY SUMMARY GENERAL This manual contains operating instructions and maintenance procedures which may cause injury or death to personnel, or damage to equipment if not properly followed. Prior to performing any task, the WARNINGs, CAUTIONs and NOTEs included in that task shall be reviewed and understood.
SAFETY PRECAUTIONS The following general safety precautions supplement the specific WARNINGs, CAUTIONs and NOTEs that appear elsewhere in this manual. Laser Radiation Depending on the particular model, the Weapon Mounted Mini Thermal Monocular (WTM) is equipped with either a Visible or Infrared (IR) Laser Pointer. The IR laser is invisible to the naked eye. Regardless of model, the following general safety precautions apply at all times: • Do not stare into the laser beam.
WARNING Exposure to the WTM’s laser beam inside the NOHDs listed in Table i-1 can cause irreversible damage to the human eye. WARNING IR lasers are detectable by an enemy using night vision devices. Detection is easier in smoky, foggy, or rainy conditions. To reduce the risk of detection by an enemy using night vision devices, avoid prolonged activation of the WTM’s IR Laser Pointer. WARNING Emission of stray light from the eyepiece (even with the eyecup installed) may be detectable by the enemy.
WARNING Lithium batteries can explode or cause burns if disassembled, shorted, recharged, exposed to water, fire, or high temperatures (above 100°C or 212°F). Do not place loose batteries in a pocket or other container containing metal objects. Do not store batteries with hazardous or combustible materials. Store in a cool, dry, ventilated area. WARNING Use of incorrect batteries poses a risk of fire or explosion.
WARNING Remove the WTM from the weapon before inspecting, cleaning, or performing other maintenance functions on the WTM. CAUTION Do not ship or store the WTM with batteries installed. CAUTION Use of acetone or gun cleaning agents containing perchloroethylene or methylene chloride may permanently damage the WTM system. CAUTION Pointing the WTM directly at the sun without the lens cover installed may permanently damage the thermal assembly.
TABLE OF CONTENTS SAFETY SUMMARY ....................................................................... i TABLE OF CONTENTS ................................................................ vi LIST OF FIGURES ...................................................................... viii LIST OF TABLES .......................................................................... ix CHAPTER 1 ......................................................................................1-1 INTRODUCTION .....................
TABLE OF CONTENTS - Continued 2.14 LASER POINTER .............................................2-19 SECTION III ..........................................................................2-20 SYSTEM MENU ..............................................................2-20 2.15 MENU NAVIGATION ........................................2-20 2.16 MAIN MENU ......................................................2-20 SECTION IV .........................................................................
LIST OF FIGURES Figure 1-1 Weapon Mounted Mini Thermal Monocular (WTM) ....... 1-1 Figure 1-2 Major Components .........................................................1-6 Figure 2-1 Battery Installation ..........................................................2-2 Figure 2-2 WTM Mounting Bracket ..................................................2-3 Figure 2-3 AN/PVS-7/14 Helmet Mount Adapter.............................2-4 Figure 2-4 Installing the AN/PVS-7/14 Helmet Mount Adapter .......
LIST OF TABLES Table i-1 Laser Safety Parameters ..................................................... ii Table 1-1 WTM Models....................................................................1-2 Table 1-2 Technical Specifications ..................................................1-5 Table 1-3 List of Major Components ...............................................1-7 Table 2-1 Reticle Adjustments .......................................................
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CHAPTER 1 INTRODUCTION SECTION I GENERAL INFORMATION Figure 1-1 Weapon Mounted Mini Thermal Monocular (WTM) 1.1 SCOPE This manual is intended for use by operators of the Weapon Mounted Mini Thermal Monocular (WTM). It provides a system description, operational procedures, and maintenance responsibilities. Complete familiarization with this manual prior to using the equipment will ensure safe operation and maximum effectiveness of the WTM.
1.2 MODEL NUMBER AND EQUIPMENT NAME This manual applies to the WTM models listed in Table 1-1. Table 1-1 WTM Models Model WTM-000-A14 WTM-000-A16 WTM-000-A17 Laser Pointer Visible Laser Pointer Infrared (IR) Laser Pointer Infrared (IR) Laser Pointer Rail Picatinny (MIL-STD-1913) Picatinny (MIL-STD-1913) Weaver™ Because this manual applies to several different WTM models, pictures contained herein may not be representative of the exact model purchased or issued. 1.
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SECTION II EQUIPMENT DESCRIPTION 1.6 SYSTEM DESCRIPTION The WTM is a battery operated, thermal imaging device with an integrated Laser Pointer (IR or Visible) and digital camera. It may be mounted to a standard tripod, an AN/PVS-7 / PVS-14 helmet assembly, or to any weapon equipped with a Picatinny (MIL-STD-1913) or Weaver rail.
1.7 TECHNICAL SPECIFICATIONS Table 1-1 provides technical specifications for the WTM. Table 1-2 Technical Specifications WEIGHT AND DIMENSIONS Weight (with batteries) < 16.0 ounces Length 5.2 inches Width 2.8 inches Height 2.
1.8 MAJOR COMPONENTS The WTM is available in several models with a wide array of accessory items. Figure 1-2 shows components and parts for the entire family of WTM configurations. Therefore, some of the items shown may not be applicable to your specific configuration. Table 1-3 provides a brief functional description of each item. The “Key” column in Table 1-3 corresponds to the label numbers in Figure 1-2.
1.8 LIST OF MAJOR COMPONENTS – Continued Table 1-3 List of Major Components Key Major Component Function 1 Soft Carrying Case Protects the WTM and accessories while in a field environment. 2 Helmet Adapter, AN/PVS-7/14 Allows the WTM to be installed on a helmet equipped with an AN/PVS-7/14 helmet mount. 3 Operator Manual Provides detailed operating and maintenance instructions specific to the WTM. 4 Quick Reference Guide Provides at-a-glance operating procedures for the WTM.
1.8 MAJOR COMPONENTS – Continued Table 1-3 List of Major Components – Continued Key Major Component Function 9 WTM Assembly The WTM is a battery operated, weapon-mounted or handheld thermal imaging device with an integrated Laser Pointer (IR or Visible) and digital camera. 10 Eyecup When attached, reduces emission of stray light from the eyepiece. 11 Batteries, DL123A (2) Two 3V lithium batteries used to power the WTM.
CHAPTER 2 OPERATING INSTRUCTIONS SECTION I PREPARATION FOR USE 2.1 PREPARATION FOR USE Unpacking the Equipment Open the soft carrying case and verify that all major components listed in Table 1-3 are present. Check the WTM to ensure the following additional items are included: a. Battery Cap Assembly b. Video Jack Plug c. Objective Lens Cover d. Neck Cord If any of the major components or items listed above are missing, seek guidance from the equipment issuing authority.
2.2 BATTERY HANDLING Battery Inspection Before installation, inspect the batteries for any cracks, dents, leakage, or bulging. Never install a defective battery in the WTM. WARNING Ensure the WTM is OFF before attempting to install, remove, or replace batteries. Battery Installation Access the battery compartment by turning the battery cap counterclockwise. Install two fresh DL123A lithium batteries with the positive terminals facing out as shown in Figure 2-1.
2.2 BATTERY HANDLING – Continued Low Battery Indicator A low battery message will appear in the eyepiece display when approximately 15 minutes of continuous operation remain. If the batteries are not replaced promptly when the “LOW POWER” message appears, the display quality will deteriorate rapidly. 2.
2.3 MOUNTING PROCEDURES – Continued WARNING Be sure the WTM is OFF before attempting to mount to a weapon, tripod, or helmet assembly. Mounting to a Tripod The WTM mounting bracket contains two screw holes with female threading to accept a standard ¼”-20 tripod screw. Align the threads and rotate the WTM clockwise until securely mounted. AN/PVS-7/14 Helmet Mount Adapter The Helmet Mount Adapter allows the WTM to be installed on an AN/PVS-7 / PVS-14 helmet assembly.
2.3 MOUNTING PROCEDURES – Continued 1. Hold the WTM with the eyepiece toward the operator and the mounting bracket oriented as shown in Figure 2-4. 2. Slide the helmet mount adapter onto the WTM’s mounting bracket. 3. Rotate the release knob clockwise or counterclockwise so that the helmet mount adapter will seat properly in the mounting groove of the mounting bracket. 4. The WTM may now be attached to a helmet mount.
2.3 MOUNTING PROCEDURES – Continued 1. Unscrew the adjustment knob to its full and open position. 2. Gently push the WTM away from the operator’s head and rotate clockwise or counterclockwise until proper positioning is achieved. Tighten the adjustment knob to lock the WTM in place. Mounting to a Weapon Weapon mount adapters are available that allow the WTM to be installed on any weapon equipped with a Picatinny (MIL-STD-1913) or Weaver rail.
2.3 MOUNTING PROCEDURES – Continued WARNING Be sure the weapon is clear and safe before proceeding. Figure 2-6 Installing the Weapon Mount Adapter 1. Hold the WTM with the eyepiece toward the operator, and the mounting bracket oriented as shown in Figure 2-6. 2. While pressing the quick release lever, slide the weapon mount adapter onto the mounting bracket. 3. Let go of the quick release lever. Slide the weapon mount adapter until the lever post engages the mounting groove on the mounting bracket. 4.
2.3 MOUNTING PROCEDURES – Continued Mount the WTM to the weapon rail as follows: RECOIL LUG Figure 2-7 Weapon Mount Adapter Installed 1. Loosen the clamping knob on the weapon mount adapter until the jaws have sufficient space to fit over the weapon’s rail. 2. Position the weapon mount adapter on the rail, ensuring that the recoil lug is seated in the desired recoil groove of the rail. 3.
2.3 MOUNTING PROCEDURES – Continued NOTE The WTM may be placed at any position (forward and aft) on the rail that is most convenient for the operator. If, however, the WTM is removed from the rail, the operator must make note of the position at which it was zeroed, and return it to that same position to ensure that zero is maintained. NOTE If, for whatever reason, the lever lock becomes loose, retighten and perform the 25-meter zeroing procedure described in section 2.4. 2.
2.4 ZEROING PROCEDURES – Continued Table 2-1 Reticle Adjustments Shot Group Movement ZOOM 1X ZOOM 2X 10 m 1.2cm 0.6cm 25 m 3.1cm 1.5cm 100 m 12cm 6cm 150 m 18.5cm 9.25cm 300 m 36.9cm 8.45cm 1. On a 25-meter zeroing target, mark the designated strike point and designated strike zone using the target offset values in Table 2-2. 2. Mount the target on an “E” silhouette or other suitable surface at 25 meters. 3. Mount the WTM to the weapon. 4. Power up the WTM as described in section 2.7. 5.
2.4 ZEROING PROCEDURES – Continued Table 2-2 Mounting Configurations and Weapon Offsets Weapon Mount Range Zeroed To 25m Target Zero Offset Squares M4/M4A1 Top Mount 300m 0.0 2.9D 2.5 OBJECTIVE LENS AND EYEPIECE Objective Lens Whenever the WTM is not being used, the objective lens cover should be fitted over the objective lens to protect it from possible damage. The objective lens cover should also be installed when calibrating the WTM (see section 2.9).
2.5 OBJECTIVE LENS AND EYEPIECE – Continued Eyecup When attached, the eyecup reduces emission of stray light from the eyepiece. To install, gently snap into place over the eyepiece assembly. Rotate the eyecup to obtain a proper eye socket and cheek weld.
SECTION II OPERATING INSTRUCTIONS 2.6 FEATURES AND CONTROLS Figures 2-8 and 2-9 show the features and controls for the WTM. This section provides details regarding their function and operation.
2.6 FEATURES AND CONTROLS – Continued FOCUS RING LASER POINTER BATTERY CAP / COMPARTMENT OBJECTIVE LENS COVER Figure 2-9 Features and Controls – Continued 2.7 POWER To turn on the WTM, press the PWR button and wait 2 to 5 seconds for the system prompt, and then press the PWR button again. The WTM will power up with the same settings selected as when the system was last turned off.
2.8 BUTTON FUNCTIONS WTM buttons are multi-functional and produce different results depending on the system status (i.e., ON, OFF) and how the buttons are pressed. See Tables 2-3 and 2-4. Table 2-3 PWR Button Operation System Status OFF ON How Button is Pressed Press, wait 2 to 5 seconds for system prompt, then press again Press (and hold) for about 3 seconds until display screen turns off ON Single tap ON Menu Displayed Single tap Result Turns on WTM (see section 2.7) Turns off WTM (see section 2.
2.9 CALIBRATION After prolonged use, or after transitions from one temperature extreme to another, a degradation of the thermal image may be noticed. In these instances, and during initial startup, the WTM should be calibrated to optimize the viewed thermal image. Calibration is accomplished by simultaneously pressing (and holding) the UP / DOWN buttons, or via the system menu (see section 2.16, Calibration (CAL)).
2.11 GAIN ADJUSTMENT When the Main Menu is NOT displayed, pressing either the UP or DOWN button calls up the gain control settings. Gain controls are presented in the eyepiece display as shown in Figure 2-10. Status Bar GAIN MAX | ― ― | MIN Figure 2-10 Gain Control Gain is adjusted by pressing the UP / DOWN buttons to move the status bar along the MAX / MIN line.
2.12 OBJECTIVE FOCUS The objective lens must be focused for the viewing distance being observed. Rotate the objective focus ring for best image clarity. A change in viewing distance requires that the objective lens be refocused. If already focused for a distance of at least 15 meters (49 feet), no change in focus is required between this distance and infinity. When the WTM is not being used, install the objective lens cover over the objective lens to protect it from possible damage. 2.
2.14 LASER POINTER With the WTM powered on, pressing (and holding) the LASER button activates the laser pointer until pressure is released from the button. Continuous activation is accomplished by double-tapping the LASER button. While in continuous mode, pressing the LASER button again (single-tapping) turns off the laser. When the laser pointer is activated, a dot appears in the center of the display reticle.
SECTION III SYSTEM MENU 2.15 MENU NAVIGATION With the WTM turned on, access the Main Menu by pressing the PWR button. Menu items are then selected (underlined) by scrolling with the UP / DOWN buttons. Pressing the PWR button again activates the selected menu item. If the UP / DOWN or PWR buttons are not pressed within approximately 10 seconds, the Main Menu will disappear and the WTM will revert to normal viewing mode.
2.16 MAIN MENU – Continued ZOOM 1X / ZOOM 2X Activating the ZOOM 1X / ZOOM 2X menu item toggles between a 1x and 2x magnified viewed image. ZOOM 1X WHOT CAL PIC REV RS170 RETICLE HAND EXIT Toggle with: Figure 2-13 Menu – ZOOM 1X / ZOOM 2X White Hot (WHOT) / Black Hot (BHOT) Activating the WHOT / BHOT menu item toggles between white hot and black hot polarity modes.
2.16 MAIN MENU – Continued Calibration (CAL) The system menu provides one method of calibrating the WTM. See section 2.9 for a more detailed description of the calibration procedures. NOTE Failure to cover the objective lens prior to calibrating the WTM may result in a distorted picture or the presence of ghost images in the eyepiece display. Calibrating the WTM via the system menu is accomplished as follows: 1. Install the objective lens cover over the objective lens. 2.
2.16 MAIN MENU – Continued Picture (PIC) Activating the PIC menu item takes a digital picture of the viewed image. The image is automatically stored to flash memory with a maximum capacity of approximately 150 pictures. When attempting to take more than the maximum allowable number of pictures, the words “CAMERA FULL” will appear in the eyepiece display. No more pictures may be taken until one or more of the stored pictures are deleted (see section 2.16, Review (REV)).
2.16 MAIN MENU – Continued Review (REV) Activating the REV menu item allows for review of stored pictures. ZOOM 1X WHOT CAL PIC REV RS170 RETICLE HAND EXIT Scroll with: Figure 2-17 Menu – Review (REV) Pressing the UP / DOWN buttons brings up the next / previous stored picture. While in review mode, pressing the PWR button again calls up the Review sub-menu shown below.
2.16 MAIN MENU – Continued 1. Activating the KEEP sub-menu item returns the display to the review picture mode. 2. Activating the DELETE sub-menu item permanently removes the selected picture from flash memory and returns the display to the review picture mode. 3. Activating the DELETE ALL! sub-menu item permanently removes all stored pictures from flash memory and returns the display to normal viewing mode. 4. Activating the EXIT sub-menu item returns the display to normal viewing mode.
2.16 MAIN MENU – Continued RS170 / VGA Activating the RS170 / VGA menu item toggles between these two display formats. VGA format is appropriate for high-motion viewing. RS170 format is appropriate for all other applications. See section 2.17, Viewing Live Imagery for instructions on how to connect the WTM to an external monitor for viewing live thermal imagery.
2.16 MAIN MENU – Continued RETICLE ZOOM 1X WHOT CAL PIC REV RS170 RETICLE HAND EXIT Figure 2-20 Menu – RETICLE Activating the RETICLE menu item calls up the sub-menu shown in Figure 2-21. The sub-menu controls the position of the reticle in the eyepiece, and turns the reticle ON/OFF. EXIT AZ 0 EL 0 OFF Figure 2-21 Menu – RETICLE Sub-Menu 1. Activating the EXIT sub-menu item returns the display to the Main Menu while leaving the reticle turned on. 2.
2.16 MAIN MENU – Continued 3. Activating the EL sub-menu item moves the reticle along the vertical axis. Press PWR to select and use the UP / DOWN buttons to move the center of the reticle up or down. 4. Activating the OFF sub-menu item toggles the reticle off and returns the display to the Main Menu. NOTE When adjusting reticle position, AZ (azimuth) and EL (elevation) values are displayed in the lower left corner of the display. The numbers represent “clicks” of the reticle.
2.16 MAIN MENU – Continued ZOOM 1X WHOT CAL PIC REV RS170 RETICLE HAND EXIT Figure 2-22 Menu – HAND / HELMET EXIT Exit the Main Menu by activating the EXIT menu item. This action saves all changes made and returns the WTM to normal viewing mode.
SECTION IV EXTERNAL VIEWING / IMAGE DOWNLOAD 2.17 IMAGE ADAPTER CABLE The WTM comes with an Image Adapter Cable that is used to: • connect the WTM to an external monitor for viewing live thermal imagery, or • connect to a personal computer (PC) so that captured thermal images may be viewed and/or downloaded. The Image Adapter Cable is shown in Figure 2-24.
2.17 IMAGE ADAPTER CABLE – Continued Viewing Live Imagery Viewing live thermal imagery from the WTM on an external monitor is accomplished by: 1. Remove the video jack plug (captive to the WTM) from the video jack. 2. Plug the Image Adapter into the WTM by aligning the white dot on the cable plug with the white dot on the jack. Push the cable plug into the jack until it locks into place. 3. Attach the BNC connector to an external monitor or television. 4.
2.17 IMAGE ADAPTER CABLE – Continued Retrieving Stored Images Images stored in the WTM may be downloaded to the Image Adapter Cable and converted to either a .tiff or .jpeg file format (depending on model). Once downloaded, images may then be viewed, saved, edited, and/or deleted by a PC in the same manner as any files accessed through an external drive. The Image Adapter Cable can store in excess of 400 .tiff files. Storage capacity for .jpeg files is considerably higher.
2.17 IMAGE ADAPTER CABLE – Continued 4. Press the Download Button. This action downloads all images stored in the WTM’s flash memory, converts them to .tiff (or .jpeg) format, and saves them to the flash memory of the Image Adapter Cable. The LED on the Image Adapter will flash green during this process. NOTE The Image Adapter creates a separate folder for each of the WTM devices it has been connected to.
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CHAPTER 3 MAINTENANCE SECTION I OPERATOR MAINTENANCE 3.1 TROUBLESHOOTING The procedures below will help correct some of the basic problems that may arise with the WTM. If the equipment malfunction is not listed, or the actions listed do not correct the fault, refer to section 3.4 for additional guidance. Table 3-1 Troubleshooting Procedures Malfunction Probable Cause 1. No display is a. WTM was not successfully present when activated. turning on the WTM. b. Batteries are improperly installed. c.
3.1 TROUBLESHOOTING – Continued Table 3-1 Troubleshooting Procedures – Continued Malfunction Probable Cause 2. Display is ON but a. Objective lens cover is no thermal images installed. are displayed. b. WTM requires recalibration. c. WTM needs to be refocused. d. WTM gain setting out of alignment. e. Viewed scene has no thermal contrast. 3. Laser Pointer appears weak or is not visible down range. a. Laser port requires cleaning. b. Battery power is low. c. Battery compartment corroded.
3.2 INSPECTION / CLEANING The operator should inspect the WTM before each use and after it has been in extreme conditions, such as prolonged exposure to intense temperatures. The following procedures will extend the life of the WTM and help ensure safe operation. WARNING Prior to performing any inspection or maintenance procedure, verify that batteries are not installed. Batteries Inspect the batteries for cracks, dents, leakage, or bulging.
Battery Cap Inspect the battery cap for dirt, sand and grime. Thoroughly clean the battery cap and o-ring by flushing with water and wiping with a cotton swab. Periodically lubricate the o-ring with fluorinated grease. Replace the battery cap assembly if the o-ring becomes cut, nicked, or dried out. Optical Surfaces Inspect the laser port and optical surfaces of the WTM for foreign material. Remove any large particles or loose dirt using air or a soft cloth.
3.3 CORRECTIVE MAINTENANCE PROCEDURES The WTM has no internal parts or assemblies replaceable by the user or organizational level personnel. Refer to section 3.4 regarding maintenance and/or repair actions beyond those described in this manual. Replacing Neck Cord No tools are required to perform this procedure. 1. Feed the ends of the replacement neck cord through the channels of the WTM housing as shown in Figure 3-1. Figure 3-1 Replacing Neck Cord 2. Tie a half knot in each end of the neck cord. 3.
3.3 CORRECTIVE MAINTENANCE PROCEDURES Continued Replacing Battery Cap Lanyard No tools are required to perform this procedure. 1. Unscrew the battery cap until it comes free of the battery compartment threads. 2. Pull the battery cap lanyard over the battery compartment threads. 3. Separate the lanyard from the battery cap. 4. Stretch smaller eye of the replacement lanyard over the post on the battery cap. 5. Pull large end of replacement lanyard over battery cap threads (see Figure 3-2).
SECTION II SERVICE / PACKING AND UNPACKING 3.4 RETURN INSTRUCTIONS For service, repair, or replacement, first e-mail returns.insight@l-3com.com or call toll-free 1-877-744-4803. To assist with determining if the item is repairable, the following information will be requested: a. Serial number of the defective item; b. Thorough description of the malfunction, defect, or damage; and c. If known, an explanation as to how the malfunction, defect or damage occurred.
3.4 RETURN INSTRUCTIONS – Continued Place the item and a copy of the test report or detailed description of the failure in a suitable packing container. Mark the package with “Field Return” and the RMA number. Ship via fastest, traceable, pre-paid means to: L-3 Communications Corporation Warrior Systems Division Insight Operations 9 Akira Way Londonderry, NH 03053 3.
APPENDIX A END ITEM COMPONENTS AND REPAIR PARTS SCOPE This Appendix lists end item components and repair parts for the entire family of WTM configurations.
SCOPE – Continued Table A-1 List of End Item Components ITEM NO.
SCOPE – Continued 1 2 7 6 5 4 3 Figure A-2 WTM Assembly Table A-2 List of Repair Parts ITEM NO.
A-4
The WTM Is designed and produced by: L-3 Communications Corporation Warrior Systems Division Insight Operations 9 Akira Way Londonderry, NH 03053 USA Phone 603.626.4800 / Fax 603.626.4888 www.l3warriorsystems.com This manual contains technical data whose export is governed by the U.S. International Traffic in Arms Regulations (ITAR). This information must not be transferred to a foreign person without the proper authorization of the U.S. Government. Please contact L-3 Warrior Systems for more information.
