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MPS 350® - Trinity Highway Products, LLC

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1. 7487 o RERO 7555 Latch Bar Installation and Assembly 33598 SS620 NS AU 33599 SS621 Shear Bar Jack Installation and 33779 55299 www highwayguardrail com 43 Revised April 18 2008 5 NOISIA3N ava aglan 371 ON S310H N3QGIH 0300 co si zi mfa cu 4 4 Wa wo s0 91 6 OSE INNON 90 10 81 H1 0 5 40 030 2018 Ju H1 3 5 Cl 0 9 0 var or 0 91 01 0002 7211 d H NOdN 531909 TIV SNOW 38 303 035 YO 31402 38 LON AVN SONIMVMO JHL AINO 404 3NVOT SS3INn SNONNILNOD SQ 13M TW 51 ONY 7211 d H ALINIML JO ALYAdONd JHL JHL 7211 110 40 1 1 3013 00 SNIVINOO SIHL SVX4L SVTIVQ SNOWWALS 6262 9211 51200044 930 54310 TW 930 3079 1 COF Z S007 30 46 103 6 1F 02 9 01 8 13 01 9 Z 91 12 9 1 5
2. CS dc 2525 Stemmons Freeway Dallas Texas 75207 888 323 6374 USA only 214 589 8140 Outside USA www energyabsorption com www highwayguardrail com
3. o tata EO 41 HIT 41 RAPID FIELD IREPLACEMENT OF SHEAR BOLTS pal 42 AFPENDIX DRAWINGS m 43 www highwayguardrail com 2 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual THANK YOU Thank you for placing your confidence in our highway products Proper maintenance and careful operation will ensure maximized crash protection for many years Please read and follow the safety instructions warnings and recommendations contained in this MPS 350 Safety Installation Operation and Maintenance Manual Manual If you have questions regarding any of this information please do not hesitate to contact your Trinity Highway Products representative To assist you with timely customer service and accurate parts replacement please have the following information available when contacting Trinity Highway Products Customer Service Date of Purchase Date of Installation Installed By Date in Service serial Number of MPS 350 Serial Number of Winch The serial number of the MPS 350 is located on a foil nameplate on the Bumper Assembly If the MPS 350 is still on the shipping container the serial number will also be located on the front of the MPS 350 The serial number for the Winch is on a tag opposite the black solenoid cover CUSTOMER SERVICE CONTACTS Trinity Highway Products
4. Sid 03009 gt FU 03958 OHO NOISN3DG 81 80 S1 v 18 0004 7211 d H NOdN 531402 TW 38 TIVHS ONY OTI d H 30 1435409 3Hl LNOHLIM 3509509 ANY 303 Q3Sn YO 31402 38 LON JHL MINIY 303 51 7211 ALINIML JO ALM3dOMd JHL SI JHL 7211 30 NOLLVINHO3NI ABVI3IMdOSd 5 SIHL 5 AvM33MJ SNOWNW3IS GZSZ 271 5121004 AVMHOIH ALINIYL 930 LF SN3HIO TW 930 STONY VE SOF 40 600 30 46 030 1 0 9 01 8 1 0 9 Z 9 1 Su3do TV 910 9 1 SNOLLOVY S3ONVHT0L 804 SOYVONVIS 33S TIVHS SJONVUSIOL 9NIMOTIOJ JHL SIHL NO 03119395 ISIMYIHLO SSIINN ELO 0 LT 3015 aust lN3AQT3M 3015 ANVHLN I z 3801 55080 z 9996 80538 ALO ON 15 134 Et te Wo p w 0 0310N SS3IN 5 SQI3M TV 1 SALON 7 GI 91 Li 9 96
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6. X 9 91 dy ____ wooed 9N01 6 91 d ____ S 30999 ONOT X 91 8 e QvaDGH 1108 voe9 z ____ weef 151 514 E x b Ff G 9 z 6 Ob d amp RL 6 JUD 3215 34 15365 ON 581 8 NOILVTIVISNI QILVWAHOS W3ISAS 1 00 11 0002 7211 ALINIML NOdN 531909 HLIM SNOW 38 TWHS 30 1N3SNOO JHL LNOHLIM 3 10 404 0350 YO 03409 38 LON SONIMVMO JHL AINO MANAY 9 403 3NVOT 51 7211 ALINIML JO AlM3dOMd SI 3HL OTI 30 SNIVLNOD SIHL SVX3l SVTIVO AvM33N4 SNOWW3lS 5252 4 sLonaosd 930 SUSHLO 930 Z 1F OSNHOVW S319NV VF OF 600 SWWIO3Q 2 15 00 1 0 01 01 8 13 01 01 Z 91 1v O 1 543810 910 79 1 SNOLLOVMJ 539 101 303 SOYVONYLS 335 Addv 9NIMOTIOJ SIHL 131410345 ISIMYIHLO 5531 SIONVUTIOL ANAL NO G4TIVISNI SI LINA NAHM SLH N
7. 9 MPS 390 SPECIFICATIONS DER P E 9 FTN ee du m See ates 10 CONVENTION creates 10 PAR NAME REFERENCE cient a vates 10 oOnHIPPEDSTEOOSEJ AI LST 11 RECOMMENDED SPARE PARTS 12 MPS 350 INSTALLATION 13 RECOMMENDED TOOL LCIS 13 RECEIPT AND INSTALLATION 13 OPERATION GUIDELINES s ___________ ____ 21 PREVENTATIVEAMAINTENABINGES eau Sap Masa ut 21 MPS 390 FUNCTIONS AND FEAT URES teen e etx ex e oa ee 22 WINGEEOY 23 LOWERING THE MP mmm 26 PULS ENG T 29 CHAIN RETAINER d 30 USING THE JACKS TO REMOVE THE MPS 350 FROM THE TRUCK 32 USING THE JACKS TO ATTACH THE MPS 350 TO THE TRUCK 35 WHEN THE MPS 390S A D 38 NUISANCE e 38 LOWS PEED F NE 39 MEDIUM SPEED IH srona
8. 039 31 3 8 0341530 3l 35001 5 38V SWALI 0504 30 110 NMOHS SALON 2 IYL 1997 M0lovJ4dn s SET 2018 Ful 0 0 9 Wl 35001 dlHS 8656 STOWLI wrt 0 80 v rg IMHO 0002 211 531902 ONOI O3NMALJM 38 TIWHS ALININL JO 1 35 02 NSLUYM LNOHLIM 0 404 0350 YO 031909 38 LON SONIMVHO JHL 9 303 O3NVOT TUNAI 40 NV 30 OL 93 0151 AINO 14 35001 dIHS 5 lt 1 SNOWNSLS 9252 4 JON 51200084 ALINIHL 930 55310 930 2 12 Q3NIHOVN STONY 30719 SOF 6001 328 SWWIO3Q 0 VE OZ 9 06 9 01 8 11 01 2 2 OF at 5 3 910 9 1 G3NIHOWN SNOWOVYS S3ONVH3TOL TWNOWIGGY 803 SGYVONVIS ALINIML 33 Alddv 5 SJONVYFIOL ONIMOTIOS IHL 9NIMVMO SIHL NO 031412345 3SIMM3HLO 5531 0 SIONVYTIOL m Q 86971 AN 9NO1 12 X 39199 91 Ad du Z 9 6 3009 91 dd
9. MPS 350 Jack rr Mounting Plates N m one on either side orm lt 47 of MPS 350 Bracket e i MN Assembly MPS 350 Jack Mounting Plates on Impact Fence of the 5 m NN MPS 350 Frame _ Assembly a T LA Figure 28 1 Rear View MPS 350 Jack Mounting Plates Frame Assembly Location www highwayguardrail com 32 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual Insert the four 4 Bolts Part Number 3217G and secure with four 4 Nuts Part Number 3257 Repeat this step until all three 3 Jacks are attached See Figure 29 0 Below Use the hand crank to lower the Jacks until the wheels touch the ground See Figure 30 0 Below Figure 30 0 MPS 350 Jack See Appendix Drawing 5678 www highwayguardrail com 33 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual Using the appropriate tools remove the four 4 Bolts that attach the MPS 350 to the truck See Figure 31 0 Below Figure 31 0 MPS 350 Bumper Assembly Bolts Mounting MPS 350 to Truck Frame It may be necessary to use the Jacks to adjust the height so that the Bolts can be easily removed See Figure 32 0 Below 7 ut 3 m aam ls 5 7 7 ee z A pud D ii 27 AC gt 4 i
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12. 3HL MOTIV OL 6 WALI ONY 15 I SALON ALON 335 S3ION 335 6 0L a cL 7 9 91 LI EE 12955 66666 3215 13365 581 9 9 1H9I3M EM E STOWLI NOLLVTTVISNI Nn MV NV3HS 0002 211 d H ALINIML NOdN 3409 SNOW 38 TIWHS 7211 d H 30 1 35 02 N3lLIMM SHL LNOHLIM 0 404 0350 YO 031909 38 LON SONIMVHO JHL MANAY 303 Q3NVOT 51 ONY 7211 ALININL JO AlM3dOMd 3HL 7211 d H 30 3913193094 ONY TVILN3GIJNOO SNIVINOO SIHL AVvM33MJ SNOWWALS GZSZ A b 211 ALINIHL 930 584310 930 VF 32719 1 0 34 Z 6007 38 511930 C VE OZ 4 1 F 02 9 01 01 9 OF at 54310 910 9 1 S3ONVH3IOL WNOILIGGY 304 SOYVONVIS ALINIML 335 TIVHS S3ONVM3IOL ONIMOTIOS ONIMVYC NO 031319395 ISIMYIHLO SSIINN CELERE m ui 2 Wall 30 30 34 2 SWALI 30 2 Nd 80 18 2 Juu 0 21 9 8 9 _____ SNOISIAZY 3ONVHTIOL j 310H JHL N
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14. Lh 1 So gt _ B 1 d T i Manually Lower the MPS 350 at all three Jack points with the Jacks the MPS 350 away from the truck www highwayguardrail com 34 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual USING THE JACKS TO ATTACH THE MPS 350 TO THE TRUCK The MPS 350 is supplied with three screw type Jacks that can be used to position the MPS 350 to the truck DANGER Do not operate the MPS 350 near overhead power lines If the MPS 350 comes into contact or close proximity with a power line or there is arcing STAY in the truck cab Keep away from any metal parts on the MPS 350 Do not let anyone get close to the truck Do not attempt to jump from the truck The Power Company must disconnect the power before you can leave the cab Know the overhead clearance of overhead obstructions NEVER drive the MPS 350 under any overhead obstruction without knowing the clearance height Failure to follow this warning could cause damage to the MPS 350 and may result in serious personal injury or death ARNING Ensure that no one is near under or behind the MPS 350 Failure to follow this arning could result in serious injury or death to the operator and or bystanders CAUTION Do not use hands or feet to lift or support the MPS 350 Always use Jack supports provided Always keep feet clear of frame when
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17. 8 JTopSidebardStap 7418 15 4 Brace Channel C4 C100 1 74178 220 Rip Plate 3 16 x 9 b mm x 225 mm 74688GQ Rip Plate 16 Gauge x 45 1145 mm 746900 240 Rip Plate 16 Gauge x 9 225 mm __ 74720 Rip Plate 16 Gauge x 21 535 mm 74735 Pallet or Crate NPN y 21 1 _ 6578 22 1 12 65188 Bolt HH 3 8 x 4 1 2 10 115 mm 69235 www highwayguardrail com 11 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual RECOMMENDED SPARE PARTS LIST The recommended spare parts list is a general listing of parts for your MPS 350 Your Trinity Highway Products Representative is ready to assist you in determining your specific needs and getting you the parts to keep your MPS 350 running Only APPROVED Trinity Highway Products replacement parts are allowed Quantity 1 Rip Plate 3 16 x 9 long 5 mm x 225 Rip Plate 16 Gauge x 45 long 1145 mm Kem Quantity _ O1 1 UR 008027 _ 8 2 eg 26 _____ ____ 28 2 90 __31 31 NOTE For Items 9 10 11 and 12 pick one of each Plastic Nose Piece and Plastic Bottom Sheet based on local color requirements www highwayguardrail com 12 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual MPS 350 INSTALLATION INSTRUCTIONS RECOMMENDED TOOL LIS
18. MPS 350 Safety Installation Operation and Maintenance Manual RAISING THE MPS 350 The MPS 350 must be raised to an Up Traveling Position using the Winch DANGER Do not operate the MPS 350 near overhead power lines If the MPS 350 comes into contact or close proximity with a power line or there is arcing STAY in the truck cab Keep away from any metal parts on the MPS 350 Do not let anyone get close to the truck Do not attempt to jump from the truck The Power Company must disconnect the power before you can leave the cab Know the overhead clearance of overhead obstructions Never drive the MPS 350 under any overhead obstruction without knowing the clearance height Failure to follow this warning could cause damage to the MPS 350 and may result in serious personal injury or death WARNING Ensure that no one is near under or behind the MPS 350 when in operation Failure to follow this warning could result in serious injury or death to the operator and or bystanders WARNING Failure to ensure proper function of the Limit Switch may result in failure of the Winch Actions that activates the switch it may be necessary to add a piece of thin shim material to the side of the Frame Crossmember to fill the resulting gap Qu Figure 26 1 Shim Under Limit Switch to Ensure Proper Contact with Frame Crossmember Push and hold the Controller Switch s UP button until the Latch Bar Arms drop into place See Figure 26 0 Below A
19. STONY SALON 30719 SOF SOOF 328 SWWIO3Q 0 VE OZ 9 06 9 01 8 11 01 2 2 OF at SYBHLO 910 9 1 G3NIHOWN SNOWOVYS SJONVYFIOL TWNOWIGGY 803 SGYVONVIS ALINIML 335 Alddv 5 SJONVYFIOL ONIMOTIOS IHL 9NIMVMO SIHL NO 031412345 3SIMM3HLO 5531 0 SIONVYTIOL SONOS 2 900 HONIM 438 an AYA LLVE ii 5 u d 5 EE 0 MA MM any vil MOVIE LINGNOD 1nN201 Quvn9 HOLMS STIVA pots cf 8 6 901 C 99749 6 91606 8 5 03119 5 3099 8 IN z 99 0 3099 INOT 2 1 1 X 8 oa 990 0 3018 OSLVINSNI 7 1 ONS G 89059 6 3078 ains 3131 7 1 ON3 s 859 8 034 U31VInSNI 333 1 ON3 2 99 03114 6 3099 9NO1 2 L X v 1 oa z 809 9 Q34 ONIN g C ONI 5 2 8099 9 22 0400 OS c 91 3182 809096 7 1 i 9 92 88899 zi vi SOM 80599 6 3104 AIGNISSY 13005 QN 991 89099 8 LOANNOOSIG sg z w t ______ 86299 9 809 s dii 0000 v 805 ANVIN3WOW NOllsOd 8689 H
20. gt 2 H ig Figure 11 0 Press DOWN to Release Strap Figure 11 2 Position Strap and Insert 1 25 mm Pin Figure 11 3 Insert Cotter Pin and Secure www highwayguardrail com 17 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual Complete the following two steps Mount the Light System on the MPS 350 Use the Drawing 7481 located in the Appendix for identification and placement of parts Lights Figure 12 0 Lights Location Mount the Junction box on the Lower Bumper Cross Member of the Bumper Assembly The following chart references the wiring color code and function for the connector wiring Wire Color and Function Ground Tail Clearance and ID Lamps Left Hand Turn and Hazard Stop Lamp and Antilock Right Hand Turn and Hazard Tail Clearance and ID Lamps Complete the following nine steps Assemble two Plastic Sideboards to make a Plastic Sideboard Assembly Assembly Hardware 32178 3 8 1 Hex Bolts 3257B 3 8 Whiz Nuts 3051B 3 8 Flat Washers is in the Shipped Loose package Install the upper and lower Sideboard Hangers to the frame Use the Drawing 7487 located in the Appendix to reference the correct positioning of the Hangers Hang the Plastic Nose Piece on the Impact Fence first Insert the hardware 3217 3 8 1 Hex Bolts 3257B 3 8 Whiz Nuts and 3051B 3 8 Flat Washers in the top holes Do not tighte
21. 910 69 1 S3ONVSITIOL SOYVONVIS 335 TWHS S3ONVUSIOL ONIMOTIOS JHL ONIMVUO SIHL 131412345 ISIMYIHLO SSTINN WO 0 6 i 4220 IN3AQI3M 306 GNVHLHO 8695 IN3NAOT3M 3015 809 z 3611 55040 z 9998 1 1 151 SLYVd 0 Z 0 1 862 55 666 HI 10 95 10 5301 TANVd 306 Q3A0N34 0 STW SM3IA 308 ws YOLVNNALLY peo uoissiuued Ud IUM si JOU SNOISIA 3M Aq peusiunj lpogroeds 3 esodund Kup NOIISOd 40 110 NMOHS 10 pesn oj s uons Jou HUIMDIP y ALINIML JO Ajsedoud 9008 ay s UMOUS 510 591 0091 LHOIEM ee o e 1510 WNYSIN 404 38V SONIMVYG 40 JH S19fl dd AYMHOIH v VIEN3OIJNOO HSINIJ LHS 335 0 8 8 09 _ 930 7930 Q3NIHOVN S319NV LT OF Id S00T 22446 SWMIO3Q C Vr 0c 7 15 00 0
22. 9NILTOS A8 4 SI 0 083015 71 SALON NOLLOTS 3 3 1935 H ZIM IN zej 8 S t 31714 S 30939 INOT 1X 8 Ov3HX3H 1108 27 gaze 9 49315 INNON QNVOS3OIS 8 S 549315 INNON 09908305 90 8 80 3N1231434 AI8W3SSV 13365 0108 80809 Al8W3SSV 0509306 80619 3N1931434 AT8W3SSV JSON E 81809 14 2 30 ON BNd Mill 151 51 up Wo e YqQ ox Ww e a 38 uL E SER OW 3215 58102 2078 FULL 0 0 9 8666 MAN CN A8 ON TOW 310 OMVAGHOS 10 80 11 ano SNOISIASY 1241033 20 80 11 0002 7211 ALINIML NOdN 531909 TIV SNOW NO XO8 40 NOLLTIVISNI 00 1108 40 Qv3H JN sn 40 0900 ION ENO NN SNIS2NGNG GAMO GNNOYD HOLIMS NO SIL TIVISNI RIND SILOM GN WINAGSNOD ALUVIO 303 NMOHS LON 33V svai svnva AvM33s4 SNOWWiis 52522 4 L N31 X08 INNON ONY ZZ LZ OZ SW3ll X 1 5121009 404 NMOHS LON ONY SN 930 55310 930 2 12 Q3NIHOVN
23. Do not install the MPS 350 on the truck if the truck s fuel tank is less than 10 feet 6 inches 3200 mm from the rear of the truck Consult Trinity Highway Products for a bumper extension to get the correct spacing The truck must be loaded to the correct weight before the MPS 350 is installed The minimum loaded weight is 15 000 pounds 6 815 kg This could be different for local regulations Consult your local governing specifications Use only approved Trinity Highway Products replacement Shear Bolts when repairing MPS 350 after a crash See the following section for details When the MPS 350 is Hit Use only Rip Plates from Trinity Highway Products to replace damaged ones in case of an impact sure the Bumper of the MPS 350 is braced as shown in this Manual See Figure 9 0 Operation Warnings and Cautions DANGER Do not operate the MPS 350 near overhead power lines If the MPS 350 comes into contact or close proximity with a power line or there is arcing STAY in the truck cab Keep away from any metal parts on the MPS 350 Do not let anyone get close to the truck Do not attempt to jump from the truck The Power Company must disconnect the power before you can leave the cab Know the overhead clearance of overhead obstructions Never drive the MPS 350 under any overhead obstruction without knowing the clearance height Failure to follow this warning could cause damage to the MPS 350 and may result in serious pers
24. LLC is committed to the highest level of customer service Comments regarding the quality and workmanship of our MPS 350s their installation procedures supporting documentation and performance are welcome Our goal is to enhance highway safety through continuous improvement and innovation More information can be obtained in the following ways CORPORATE CONTACTS Telephone 800 644 7976 U S Calls 214 589 8140 International Calls Fax 214 589 8423 E mail MPS info trin net Internet www highwayguardrail com REGIONAL TELEPHONE CONTACTS Centerville Utah 800 772 7976 Dallas Texas 800 527 6050 Elizabethtown Kentucky 800 282 7668 Girard Ohio 800 321 2755 Orangeburg South Carolina 800 835 9307 International 214 589 8140 www highwayguardrail com 3 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual SAFETY RULES FOR SAFE OPERATION IMPORTANT SAFETY INSTRUCTIONS Always keep this Manual in a location where it is easily accessed by persons who operate or maintain the MPS 350 Additional copies of this Manual are available from Trinity Highway Products 800 527 6050 Please contact Trinity Highway Products if you require additional Manuals or if you have any questions concerning the information in this Manual or about the MPS 350 SAFETY SYMBOLS This Manual describes safety symbols and pictographs that may appear on the MPS 350 Read the Manual for complete safety assembly ope
25. 01 091 21 1 7 3 910 99 1 SNOILOVHJ S3ONVSTIOL TVNOLLIOOV SONVONVIS 335 Alddv S3ONVM310l 9NIMOTIO3 JHL 9NIMVMQ SIHL NO 0340346 3SIMM3HIO SSIINN SIONVYTIOL V V 1535 JLGOS 97 9 95159 PAMENS gnH HONIM JHL 30 1130 3010401 54 1 GZ Ol 1108 9196 oc ev 5 dVMIS NI STIOH 40 3 310 335 9 6985 80655 88090 9107 97196 u3HSVM 1914 S e Wu 8 91607 03119 8 8 99 9 31 14 S 30 42 i 1 X 91 8 2 8 95189 INNON HONIM NOBHSIM 809 v 001 X 9 XIBWGSSV dvalS 898 93109 80606 9NO1 8 X dVMIS HONIM 88295 a X JN 43425 dvo NOLING 139005 1 2 1 9098 NV NY UV 3901 H3HSVM grece 3 14 S 3Qv49 1108 2 X 2 1 97715 A3SWVH AlgA3SSY HONIM 82999 V AlBW3SSV I349VM8 334 8196 40 NY 6 310N 335 VW 50 3 61 2 1 903 5640 14 dvl 1130 804 39NV ld AMLSININAS _ datila 38 OL S310H 310N AINO 403 38V 5 SIHL 39 0 121003434 3 131 994044
26. 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual After the MPS 350 is mounted to the truck adjust the Impact Fence height using the Turnbuckles The gap should measure between 12 to 14 inches 305 mm to 355 mm This measurement is from the ground to the bottom edge of the Impact Fence Remove and store Jacks for later use See Figure 25 0 Operating Height 12 to 14 305mm to 355 Figure 10 0 Adjust MPS 350 to Proper Operating Height Connect the Winch by routing a 1 0 cable from the truck battery to the back of the truck See Appendix Drawing 7555 The use of a welding cable quick disconnect will allow easy connection and removal of the MPS 350 from the truck as required which also allows for easy routing of the cable Confirm operation of the Winch and Controls Push and hold the Controller Switch s DOWN button while holding the 1 25 mm diameter Pin Un spool the Winch Strap until it is long enough to attach to the Cross Frame Remove the 1 25 mm diameter Pin from the Winch Strap Position the Winch Strap between the two Cross Bar Tabs Thread the 1 25 mm diameter Pin through the Cross Bar Tabs and the loop on the end of the Winch Strap Secure by inserting the Cotter Pin into the hole in the 1 25 mm diameter Pin and flaring out the ends of the cotter pin A Cotter Pin is supplied in the Shipped Loose parts bag Note That the Strap is Wrapped Over the Top of the Winch Drum
27. 903 Juv SONIMVMQ SIHL 30 0 WILNSCISNOO 334 95040 HION31 v 9 38 5 89172 ON INVd Z ANMYSINSO JHL 1008V 5 SVH AT8W3SSV 9 86174 ON OL 13 OL 82671 SON 14 5 43HIONV OL 13 38 01 86174 ON 194 7 SHUN 3903 5 3AOW3S YSEWAN 1Nvd aNnosv TV ANY 91 6 38 01 SQT3M 13115 SALON QS GC 26 8 9 00 der A AN 310 335 861 335 861v 8127 S gt 45171 JNIT431N32 434 v C 9 96177 201 8 2 8027 21871 TOH lt 514871 V A ae 600 333 7 1 135579 33400 970 310 335 802 335 82071 970 135509 NWN 8 5136519 9 8904 ____ pa 2 Z seers MANNI INNON 0 30S 9 CSCS INNON 1108 NV3HS 2 30 4315 70 9 Od 13871 13 30 1501 870 9 E Sev 34 3190 A8 10 AJY CENE 202 EXEAT SNOISNSNIC 9NILV201 Q3SIA3M 0 05 SaN 83 23 2 8 SYM 0 91 6 8 we 9
28. Place signs on the truck that it is being serviced DO NOT START ENGINE Add load to the truck The truck must be loaded to the correct weight before the MPS 350 is installed The minimum loaded weight is 15 000 pounds 6 815 kg This could be different for local regulations Consult your local governing specifications Figure 7 0 Add Load to Truck to Achieve Correct Weight Move the MPS 350 into position back of the truck Use the Jacks to the correct installed height at 36 inches 915 mm to the center of the Pivot Bolt 36 inches plus gt minus 0 915 mm plus 12 mm minus 0 mm minimum height of 36 915m and maximum height of 36 1 2 927mm must be maintained to allow correct operation of the 350 during a crash Pivot Bolt Figure 8 0 Position MPS 350 for Attachment to Truck www highwayguardrail com 15 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual Select the best mounting option for your application NOTE All welding should conform to American Welding Standard D1 1 welding procedures CAUTION Prior to mounting the MPS 350 verify that the fuel tank s on the truck is more than 10 feet 6 inches 3200 mm from the rear of the truck If the distance is less than 10 feet 6 inches 3200 mm contact your Trinity Highway Products Representative about various extensions Option A This option uses 77 12 mm plate welded across the back of the truck fr
29. repaired operated or adjusted Block the wheels Remove the keys from the ignition of the truck and place signs on the truck that it is being serviced DO NOT START ENGINE CAUTION Do not use hands or feet to lift or support the MPS 350 Always use Jack supports provided Always keep feet clear of frame when in operation and during maintenance activities WARNING Only APPROVED Trinity Highway Products replacement parts are allowed Failure to follow this warning could result in serious injury or death to the operator and or bystanders Field replacement of the Shear Bolts may become necessary due to nuisance hits excessive bouncing or poor preventative maintenance The operation can be performed quickly safely and accurately using the steps shown below Remove the Shear Bars from each side of the MPS 350 and replace the 3 8 10 mm Shear Bolts with approved Trinity Highway Products replacement parts Refer to drawing 33599 55621 in the Appendix for Bolt orientation and part numbers Disconnect the Chain Assemblies on the rear of the MPS 350 Run out a small amount of slack in the Winch Strap to allow the MPS 350 frame to remain on the ground Use a separate floor Jack or ground Jack under the Frame Crossmember of the MPS Frame Assembly to slowly raise the MPS 350 back to 12 14 position See Figure 25 0 It may be necessary to place blocks under the Bracket Assembly at various points in the raising in order to reposition t
30. the distance is less than 10 feet 6 inches 3200 mm contact your Trinity Highway Products Representative about various extensions www highwayguardrail com 5 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual CAUTION Leave adequate 4 minimum clear area directly behind the Bumper Assembly and directly in front of the Shear Bars to ensure that the Shear Bars are not obstructed during an impact Failure to follow this warning will result in damage to the truck and the MPS 350 See drawing 33599 SS621 located in the Appendix for more information CAUTION Do not leave the Winch Strap tight in the Down Operating Position while the MPS 350 is being used the Winch and the attachment point to the Frame Assembly could be damaged CAUTION The Winch Strap on the MPS 350 should ALWAYS wrap over the top of the Winch Drum to ensure proper function of Winch See Figure 24 3 General Warnings and Cautions WARNING When installing repairing maintaining operating or adjusting this MPS 350 you must follow the safety rules Please read these instructions before operating the MPS 350 in order to ensure the safety of the operator and any bystanders Failure to follow this warning could result in serious injury or death to the operator and or bystanders Please keep these instructions for later use Read the instructions carefully Be familiar with the controls and proper use of the
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34. 350 Safety Installation Operation and Maintenance Manual Should such an impact occur complete the following steps to release the MPS 350 Release the Bracket Assembly from the Bumper Assembly by removing the two Hex Bolts See Figure 40 0 Below Transport the Bracket Assembly and Frame Assembly to the repair facility by a wrecker See Figure 41 0 Below Figure 41 0 Transporting MPS 350 Bracket Assembly and Frame Assembly Note In some cases the Winch can be used to lift the Nose of the MPS 350 slightly off the ground and then transported by the truck in a low ground clearance condition The first 45 1145mm of Rip Plate can be replaced and the entire MPS 350 reused www highwayguardrail com 40 Revised 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual MEDIUM SPEED HIT CAUTION Inform the truck driver that the MPS 350 is going to be installed repaired operated or adjusted Block the wheels Remove the keys from the ignition of the truck and place signs on the truck that it is being serviced DO NOT START ENGINE CAUTION Do not use hands or feet to lift or support the MPS 350 Always use Jack supports provided Always keep feet clear of frame when in operation and during maintenance activities WARNING Only APPROVED Trinity Highway Products replacement parts are allowed Failure to follow this warning could result in serious injury or death to the operator and or bystanders A
35. 3Q s Vir 0c OL 8 13 01 01 2 9 at 543 TV 910 9 1 G3NIHOWN SNOLLOVY4 S3ONVSTIOL TVNOILIQOV 803 SGYVONVIS ALINIML 335 TIVHS S3ONVHJIOL ONIMOTIOS JHL 9NIMVHG SIHL 031419345 3SIMH3HIO 5531 SJ NYYJ 10L 306 80619 NOILYTIYLSNI H LIMS LINI 868v MOTISA AL3VS SlNvd 35007 5 SINVd 35001 dlHS NOWWTIWISNI 85094 S 30949 1 X 8 1108 THM _ NOLVTWISN Nv8 98667 INOT X 2 1 Nid HONAT 03119 Qv3HX3H LAN Li 03119 J 5 901 8l 31 14 113 43HSVM Ex 2066 I 30v49 INOT 5 X 17109 z 907 AJNISSY 1OMINOO 21419313 Lad 8666 3119 rio 2 52 ee e LON 227 Ib 8 9 8 2 2 1 806 9 _ 6 IN3AQT3M ONY AI8W3SSv 13 NOIIVTIISNI avg Nv3HS 1 866626 ININGTIM 896 z TANNVHO NILNNON a 30 NMOHS LON 33V 90 ONY SZ vc 06 8 SWALI 9 15001 dlHS 455 MOVE JHL
36. 50 in Down Operating Position with Weight of Frame Assembly on Chains INCORRECT Position www highwayguardrail com 27 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual Step 3 Continued WARNING The MPS 350 must be lowered completely until the Frame Assembly s weight rest on the Support Chains Failure to follow this warning could result in serious injury death to the operator and or bystanders CAUTION Do leave the Winch Strap tight the Down Operating Position while the MPS 350 is being used the Winch and the attachment point to the Frame Assembly could be damaged CAUTION The Winch Strap on the MPS 350 should ALWAYS go over the top of the Winch Drum to ensure proper function of Winch system The Winch Strap must be wrapped over the top of the Winch Drum Figure 24 3 Always Locate Strap to Wrap Over Top of Winch Drum NOTE A Cab Operated Release System is available for the MPS 350 Contact your Trinity Highway Products representative for more information OPERATING HEIGHT The MPS 350 can be adjusted by raising the MPS 350 with the Winch and then adjusting the Turnbuckle in each Chain Assembly The MPS 350 should be adjusted for 12 14 305 355 mm of ground clearance under each rear corner See Figure 25 0 Below Figure 25 0 MPS 350 Correct Mounting Height See Appendix Drawing 959 SS 298 www highwayguardrail com 28 Revised April 18 2008
37. 93 0151 9 NMOHS LON SI Wall 6 LIND JHL 30 3015 JHL NO SINON SS3NSVH MOTI3A 30IS QNVHLITI 30 3015 gano NO SLNNOW SS3NSvH 3349 3015 GNVHLHOIN SS3NHVH 40 SANI 108 LY SYOLOANNOD 09 OL 91 Will 35349 ISN 7 LA ASVHOUNd 01 82498 ASN SALON 9801 2 8 1061 ____ 81059 6 NOISNSLX3 965 66 8 1 X 8 1061 8 9 AIGNASSY 21019371310 35 389 1 88809 4015 86809 SS3NNVH 19 ______ 82809 291 SSAaMvVH ______ 96209 3058310 71 1 4016 SSINYYH 1 985009 3aisavos IL 4015 SSINYYH 8809 0 30585419 IL 4015 SSINYYH 8960016 5 NL 9015 SSINYYH 8809 8 dAVI 1 8809 Z 1 MSW 9809 9 4 NVW SSQNNH 809 S __ v 8009 e _ 809 031 35 05 03 y agog ish 5 974 35 2 ih I TUM 0 0 9 H7 8666 SNOISIAJY 0 80 7 Var 0 2 30158402 dV INYAL wey 301584092 dAVI
38. ATION CONVENTIONS LEFT RIGHT VIEW FROM BEHIND TRUCK VIEW FROM LEFT SIDE Figure 1 0 MPS 350 in Down Operating Position PART NAME REFERENCE Electrical Control Box Bumper Assembly Winch Pivot Bolt Assembly T rmbwekies Impact Fence Chain Supports Limit Switch Strap AS N Z fe y 1 Shear 7 Bolts Lower Bumper Shear Bars Jack Plates Plates Frame Assembly Plastic Side Panels Plastic Nose Piece Cross Member Latch Bar Assembly Handle Figure 2 0 MPS 350 Major Components Identification www highwayguardrail com 10 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual SHIPPED LOOSE PARTS LIST Part Number 33785B Rev B Dated 23 June 2002 Revised 11 January 2007 Only APPROVED Trinity Highway Products replacement parts are allowed eem Number 2 Washer Flat 3 8 10 mm f Bolt 3 8 x 1 2 10 mmx90 mm 6098 Bolt HH 3 8 x 1 10 mm 25 mm 32177G Nut Whiz 3 8 10 mm 3257G 6 1 Pin Cotter 3 16 x 2 5 mm x 50 mm 53906 7 1 1 8 25 mnx200mm 562880 8 1 JjLhtHamssKt 00 9 3 JJaksStrge 1 5798 10 1 Plastic Nose Piece 6 8 11 4 Plastic Sideboard Assembly 16908 12 1 Plastic Bottom Sheet _ 6088 13 8 Bottom Sideboard Strap 74108 14
39. HE MPS 350 Failure to follow this warning could result in serious injury or death to the operator and or bystanders WARNING Only APPROVED Trinity Highway Products replacement parts are allowed Failure to follow this warning could result in serious injury or death to the operator and or bystanders www highwayguardrail com 4 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual WARNING The MPS 350 must be lowered completely until the Frame Assembly s weight rest on the Support Chains Failure to follow this warning could result in serious injury or death gt to the operator and or bystanders WARNING Keep clear of the MPS 350 while in operation Do not sit or stand near under or behind MPS 350 while lowering or raising the MPS 350 Failure to follow this warning could result in serious injury or death to the operator and or bystanders WARNING Ensure that all fasteners are secure Failure to follow this warning could result in serious injury or death to the operator and or bystanders WARNING Ensure that the winch strap is tight and without any slack before releasing the Latch Bar Assembly NEVER RELEASE THE LATCH BAR ASSEMBLY IF THE WINCH STRAP IS SLACK Failure to follow this warning could result in serious injury or death to the operator and or bystanders WARNING Ensure that no one is near under or behind the MPS 350 when in operation Failure to follow this warning could result in
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41. IM HOLIMS 1340V48 10 9015 544 40 10 AGISINO HOVIIV SALON NO 13 98 Wav ava HOIVI OL I GIONS 105 38 1871 HPY rau 43 01 13 0 0 2 10 z 5819 FU 0 0 9 HI 1 SIN3NOdNOD s 1 YN NOLLVTIVISNI LON 28 Wall 79 OUsvid EHI SNOISIAd8 GATING HOLVW 133HS WOLLOS NO S310H 05908100 EN NE EN ETE 53034 305 JHL s30Nn SXONL P 133HS WOLIOB 3HL 9 AA X01 T 133HSWO1108 3HL ALINIMI 30 AYVISINdOYd TWILNSGISNOD SNIVINOO 9NIMVNQO SIHL 504909306 123 4150 JHL SI NOLLVTIVISNI 40 43040 1539915 Y 4 MIGWASSY 40 1V NMOHS SV 32314350 JHL 30 306 OTT SLOAGOYd AVMESIE NO 310H 0089 3HL NO JSON 01 a 1109 393193015 JH 39319350 JHL S393ld3dlS C RE JHL INNON OL Lp ONY 6Z ZL 9 SNOLLVOOT S1709 3 1 TIWHS SJONVUSIOL ONIMOTIOS 9NIMVMQ NO 031319395 3SIMM3HIO SSTINN JSN SWNV38 FHL 61108 9NILSIXJ NO G 9 SI3Movsg G ANY SW3ll 9NISQ INNON SQNvOg3QIS JHL 7 3901 5 2 Wall JHL 40
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43. L JO AlM3dOMd JHL SI ONIMVYG 3HL 7211 d H 30 9913199084 TWILNAGISNOO SNIVINOO SIHL AvM33H4 SNOWW3IS GZSZ A b s19ndosd AVMHOIH ALINIHL 930 55310 930 2 12 Q3NIHOVN STONY 30719 1 SOF 3widz SOOF 328 SWWIO3Q VECOZ 006 9 01 8 11 01 01 2 0 at SYBHLO 910 9 1 G3NIHOWN S3ONVH3TOL TVNOLLIQOY 803 SOMVONVIS ALINIML 335 Alddv 5 S3ONvH31OL ONIMOTIOS 9NIMVMO SIHL NO 31412345 ISIMYIHLO SS3Nn GN v Sv OTIH 0 0 0 9 m z JONVYTIOL 33 1 0 JIA 30 Wv38 410158402 LNO ONDIOO 1 3 i S B S Zm IN 956 2 1 1 X 8 HH 1108 v 911061 IN3AQT3M Nv8 NV3HS 1 81970 T 3993015 333 88 95 0914 2530 ALO ON 151 514 Go NOLLOJdSNI 40 9 434 YVSHS s3lJV AYOM SI Will 9 OL 031108 19 55 LON 00 7 86 e 3009 1200084 V SV jI8VIIVAV SI 3HVMONVH W3ll 30 305 4 NO INNOW Will AllSVIO 404 NMOHS LON SI 137398 YWL I SALON
44. MEDIUM SPEED HIT is one that rips between 45 1145mm and 87 2210mm The MPS 350 must be released from the truck and transported by wrecker as described above Note The Frame Assembly must be replaced If the Bracket Assembly and Bumper Assembly are damaged they must also be replaced HIGH SPEED CAUTION Inform the truck driver that MPS 350 is going to be installed repaired operated or adjusted Block the wheels Remove the keys from the ignition of the truck and place signs on the truck that it is being serviced DO NOT START ENGINE CAUTION Do not use hands or feet to lift or support the MPS 350 Always use Jack supports provided Always keep feet clear of frame when in operation and during maintenance activities WARNING Only APPROVED Trinity Highway Products replacement parts are allowed Failure to follow this warning could result in serious injury or death to the operator and or bystanders A HIGH SPEED HIT is one that rips beyond 87 2210mm of Rip Plate The MPS 350 must be released from the truck and transported by wrecker as described above Note The Frame Assembly and Bracket Assembly must be replaced The Bumper Assembly must also be replaced if it was damaged www highwayguardrail com 41 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual RAPID FIELD REPLACEMENT OF SHEAR BOLTS CAUTION Inform the truck driver that the MPS 350 is going to be installed
45. MPS 350 before installing repairing servicing maintaining operating or adjusting your MPS 350 hose who use and maintain this MPS 350 must be thoroughly trained and familiar with the MPS 350 If used incorrectly or maintained improperly this MPS 350 could cause severe injury or death to the operator and or bystanders Only APPROVED Trinity Highway Products replacement parts are allowed Failure to follow this warning can result in serious injury or death to the operator and or bystanders Use only approved Trinity Highway Products replacement Shear Bolts when repairing MPS 350 after a crash or any shearing of the Shear Bolts See the following section for details When the MPS 350 is Hit Do not use hands or feet to lift or support the MPS 350 Always use Jack supports provided Always keep feet clear of Frame when in operation and during maintenance activities not operate or service this MPS 350 when tired ill or under the influence of alcohol drugs medication Do not operate or service this MPS 350 until you have read this Manual thoroughly Please call Trinity Highway Products at 800 527 6050 if you require assistance addition to this Manual follow all instructions on Safety Warning Labels attached to the MPS 350 Do NOT operate MPS 350 if any of the Warning Decals are covered by road debris or are otherwise illegible www highwayguardrail com 6 Revised April 18 2008 MPS 350 Safety Inst
46. MPS 3509 Product Description Assembly Manual Part No 620262B Revised April 18 2008 TRINITY MPS 350 _ Mobile Protection System Safety Installation Operation and Maintenance Manual Up NCHRP Report 350 TL3 Truck Mounted Attenuator P X w Trinity Highway Products LLC 2525 Stemmons Freeway Dallas Texas 75207 WARNING when operating this MPS 350 you must follow the safety rules Please read these instructions before operating the MPS 350 in order to ensure the safety of the operator and any bystanders Failure to follow this warning can result in serious injury to the operator and or bystanders Please keep these instructions for later use This Manual should be available to the operator at all times For additional copies contact Trinity Highway Products LLC at 800 527 6050 All information illustrations and specifications in this Manual are based on the latest MPS 350 information available at the time of printing We reserve the right to make changes at any time MPS 350 Safety Installation Operation and Maintenance Manual TABLE OF CONTENTS _ ASI 3 SAFE SAFE OPERA MON 4 O Ee ETT 4 GENERAL INFORMATION ete
47. RMATION MPS 350 SPECIFICATIONS The MPS 350 is a Test Level 3 crash cushion that meets performance guidelines established in National Cooperative Highway Research Program Report 350 The MPS 350 has passed ALL OF THE REQUIRED AND OPTIONAL TESTS described in NCHRP Report 350 The MPS 350 mounts to trucks with a minimum gross weight of 15 000 pounds 6 815 kg Installers and operators should consult local standards and specifications for other applicable guidelines regarding trucks delineation and usage Weight and Dimensions installed 1 600 pounds Shipping i86 punds Length Down Operating Position Ub Traveling Position Wi Plastic Nose Sideboards EE Without Plastic Nose Sideboards 5 feet 9 inches Down Operating Position Tate Conta Up Traveling Position 12 feet 6 inches IMPORTANT READ SAFETY INSTRUCTIONS THOROUGHLY AND FOLLOW THE SAFE OPERATION PRACTICES BEFORE OPERATING THE MPS 350 Failure to follow this warning can result in serious injury or death to the operator and or bystanders WARNING Keep clear of the MPS 350 while in operation Do not sit or stand near under behind MPS 350 while lowering or raising the MPS 350 Failure to follow this warning can result in serious injury or death to the operator and or bystanders www highwayguardrail com 9 Revised 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual KNOW YOUR MPS 350 ORIENT
48. T The following list shows recommended tools for installation of the MPS 350 Welding Equipment Cutting Torch Hammers Alignment Tool or Drift Punch Minimum 12 305 mm long Tape Measure Marking Pens Impact Wrench gt gt drive Various Impact Sockets Various Open End Wrenches Drill Motor and Bits Floor Jack or Forklift RECEIPT AND INSTALLATION INSTRUCTIONS The following steps will allow you to complete the MPS 350 installation instructions IMPORTANT READ SAFETY INSTRUCTIONS THOROUGHLY AND FOLLOW THE SAFE OPERATION PRACTICES BEFORE OPERATING THE MPS 350 Failure to follow this warning can result in serious injury or death to the operator and or bystanders ARNING Keep clear of the MPS 350 while in operation Do not sit or stand near under or behind MPS 350 while lowering or raising the 350 Failure to follow this warning could result in serious injury or death to the operator and or bystanders CAUTION Inform the truck driver that the MPS 350 is going to be installed repaired operated or adjusted Block the wheels Remove the keys from the ignition of the truck and place signs on the truck that it is being serviced DO NOT START ENGINE Actions Read safety instructions thoroughly before operating the MPS 350 Remove the shipping bands and protective material Dispose of all shipping materials Remove Shipping Bands Figure 3 0 Shipping Band Removal www highwayguardrail com 13 Revised Apr
49. VONVIS ANIMI 335 TWHS S3ONVHTIOL SNIMOTIOS JHL 9NIMVHO SIHL 031419395 SSTINN 101 a eae AlgW3ssv ONINdS NMOGHSNd GNVHIHO 55 ONINdS NMOdHShd 57 8065 HONIM 1 Nv8 NV3HS ANNI 0 8 INOddNS NIVHO 90 M 8 1404416 96 OL 1304416 YALIND 6 INIVALSJY 2 886 8 ININGTAM 1 __ 4 ININGTAM N3H0O __ 9 5 Avg G IN3AGT3M INMON HONIM 8918 6 INNMON asogee IN3AGT3M 3SV8 INNON HONIM 88 z 3iVid IN3WHOVIIV 2 880 30 1118 01013 19 ZO Z Ol 31 0 S L N 37005 QxH9 Hl 10 10 9 49018 035 34 INJA 2018 FIL QNVONVIS NO NAMVMOSN 1 MIGIWSASSV 13 0 48 ava ON uoissiuued uannuM JNOUIIM pezuouinp uonjonpoJdeJ 1 JOU du SNOISIA3M AQ paysiuuny joouioeds som 20 104 uoy 19910 esodund JO 0 uons eui ALINIML 10 Ajsedoud 9008 y s UMOYS y 514
50. allation Operation and Maintenance Manual Installation Repair Servicing and Maintenance Warnings and Cautions CAUTION Inform the truck driver that the MPS 350 15 going to be installed repaired operated or adjusted Block the wheels Remove the keys from the ignition of the truck and place signs on the truck that it is being serviced DO NOT START ENGINE Attach only Trinity Highway Products approved equipment to your MPS 350 The installation of unauthorized accessories could cause undesired results during an impact Contact Trinity Highway Products before modifying the MPS 350 in any way Some of the service operations may require special tools or equipment Please contact Trinity Highway Products at 800 527 6050 before attempting these installs repairs services maintenances operations and or adjustments Anytime you will be working on this MPS 350 or its related systems you must do the following o Inform the truck driver that the MPS 350 is going to be repaired or serviced block the wheels to ensure that the truck does not move and do not start the truck o Remove the keys from the ignition of the truck o Place signs on the truck that it is being serviced DO NOT START ENGINE o Do not use hands or feet to lift or support the MPS 350 Always use Jack supports provided Always keep feet clear of Frame when in operation and during installation repair service adjustment or maintenance activities
51. ame rails as shown in Figure 9 0 below Mount Tabs welded to the plate provide attachment points for the MPS 350 Bumper The length of the Mount Tabs should allow 72 12 mm of clearance between the Lower Bumper Cross Member of the MPS 350 Bumper and the Mounting Plate The Mounting Plate should be braced to the truck frame using the C Channels provided with the MPS 350 Attach the Channels to the truck frame as far forward as possible following the truck manufacturer s recommendations regarding attachment methods Pivot Bolt Lower Bumper Cross Member _ 1 2 MAXIMUM Figure 9 0 Truck Mounting Plate and MPS 350 Bumper Assembly Option B This option involves welding the MPS 350 Bumper directly to the truck frame rails Welding on the C Channels provided can extend the rails Adequate bracing should be welded to the Lower Bumper Cross Member extending forward as far as possible for attachment to the truck frame rails CAUTION Leave adequate 4 minimum clear area directly behind the Bumper Assembly and directly in front of the Shear Bars to ensure that the Shear Bars are not obstructed during an impact Failure to follow this warning will result in damage to the truck and the MPS 350 See drawing 33599 55 621 located in the Appendix for more information Contact your Trinity Highway Products Representative to discuss any special mounting requirements for your particular application www highwayguardrail com 16 Revised April
52. crank to raise the MPS 350 until the wheels do not touch the ground See Figure 36 0 Below Note Completely remove the Jacks from the MPS 350 to ensure that the Jacks are not damaged during operations Reattach the Jacks when it is necessary to remove the MPS 350 from the truck www highwayguardrail com 37 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual WHEN THE MPS 350 IS HIT CAUTION Inform the truck driver that the MPS 350 is going to be installed repaired operated or adjusted Block the wheels Remove the keys from the ignition of the truck and place signs the truck that it is being serviced DO NOT START ENGINE CAUTION Do not use hands or feet to lift or support the MPS 350 Always use Jack supports provided Always keep feet clear of frame when operation during maintenance activities WARNING Only APPROVED Trinity Highway Products replacement parts are allowed Failure to follow this warning could result in serious injury or death to the operator and or bystanders During a vehicle impact the MPS 350 will function in a series of events 1 The 3 8 10mm diameter Shear Bolts located in the Shear Bars will shear 2 The Bracket Assembly will rotate to a vertical orientation until it hits the bottom Lower Bumper Crossmember on the Bumper Assembly 3 The Frame Assembly will begin to move forward and under the truck as the Galvanized Plates on the sides o
53. esult in serious personal injury or death WARNING NEVER ATTEMPT TO MANUALLY RAISE THE FRAME ASSEMBLY OF THE MPS 350 Failure to follow this warning could result in serious injury or death to the operator and or bystanders A Control Box is located near the front of the MPS 350 The Control Box provides a Power Cut off Switch a toggle switch for UP and DOWN operation and a receptacle for attaching an UP and DOWN Control Pendant See Figure 19 0 Below UP pow Figure 19 0 MPS 350 Electrical Control Box and Power Shutoff Switch Item 13 of Appendix Drawing 959 55 298 www highwayguardrail com 23 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual The Control Pendant allows the operator to maintain additional safe distance from the MPS 350 when raising or lowering See Figure 20 0 Below Figure 20 0 MPS 350 Remote Control Pendant Items 8 13 and 14 of Appendix Drawing 7555 www highwayguardrail com 24 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual When the Frame Assembly is securely locked in the Up Traveling Position the Limit Switch is depressed by the Frame Crossmember power to the Winch is cut off and the Winch will not work In order to provide power to the Winch the Latch Bar Assembly Handle must be pushed downward which raises the Latch Bar Arms and releases pressure on the Limit Switch Limit Switch in Depressed Posi
54. et Assembly at various points in the raising in order to reposition the Jack Replace the Shear Bars with the Shear Bolts oriented properly Refer to Drawing 33599 55621 in the Appendix for the correct installation arrangement Raise the Frame Assembly with the Winch and or the rear Jack 7 Reconnect the Chain Assemblies Retract and remove the rear Jack if used in Step 6 Continue operations LOW SPEED HIT CAUTION Inform the truck driver that the MPS 350 is going to be installed repaired operated or adjusted Block the wheels Remove the keys from the ignition of the truck and place signs on the truck that it is being serviced DO NOT START ENGINE CAUTION Do not use hands or feet to lift or support the MPS 350 Always use Jack supports provided Always keep feet clear of frame when in operation and during maintenance activities WARNING Only APPROVED Trinity Highway Products replacement parts are allowed Failure to follow this warning could result in serious injury or death to the operator and or bystanders A LOW SPEED HIT is one that rips less than 45 1145mm of the Galvanized Rip Plates This length includes the precut 6 slot on the front of the Frame Assembly See Figure 39 0 Below 45 Mark 1145 mm Caution Decal Location A 7 Mn ah MMC i Figure 39 0 Low Speed Impact Ripping L www highwayguardrail com 39 Revised April 18 2008 MPS
55. f the beams are cut by the Cutter 4 The impacting vehicle and the MPS 350 frame will come to rest together after some distance that depends on the speed and weight of the impacting vehicle 5 The figure below shows how the MPS 350 drops Down and travels under the truck NUISANCE HIT A NUISANCE HIT will require replacement of the Shear Bolts Only Approved Trinity Highway Products replacement parts are allowed Refer to Drawing 33599 55621 in the Appendix for Bolt orientation and part numbers This may become necessary due to nuisance hits excessive bouncing or poor preventative maintenance The operation can be performed in the field or in the shop quickly safely and accurately using the steps shown below Remove the Shear Bars from each side of the MPS 350 and replace the 3 8 Shear Bolts with approved Trinity Highway Products replacement parts Refer to Drawing 33599 55621 in the Appendix for Bolt orientation and part numbers Disconnect the Chain Assemblies on the rear of the MPS 350 Run out a small amount of slack in the Winch Strap to allow the Frame Assembly to remain on the ground www highwayguardrail com 38 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual Use a separate floor Jack or ground Jack under the Frame Crossmember of the Frame Assembly to slowly raise the MPS 350 back to 12 14 position See Figure 25 0 It may be necessary to place blocks under the Brack
56. from any metal parts on the MPS 350 Do not let anyone get close to the truck Do not attempt to jump from the truck The Power Company must disconnect the power before you can leave the cab Know the overhead clearance of overhead obstructions NEVER drive the MPS 350 under any overhead obstruction without knowing the clearance height Failure to follow this warning could cause damage to the MPS 350 and may result in serious personal injury or death WARNING Ensure that no one is near under or behind the MPS 350 Failure to follow this warning could result in serious injury or death to the operator and or bystanders CAUTION Do not use hands or feet to lift or support the MPS 350 Always use Jack supports provided Always keep feet clear of frame when in operation and during maintenance activities Actions Confirm the truck is on a flat level ground Inform the truck driver that the MPS 350 is going to be installed repaired operated or adjusted Block the wheels to ensure that the truck does not move and do not start the truck Remove the keys from the ignition of the truck Place signs on the truck that it is being serviced DO NOT START ENGINE TENDO 8i c Ensure the MPS 350 is in the Down position There are three critical mounting locations where the Jacks must be attached See Figure 28 0 and Figure 28 1 Below Align each Jack even with the mounting locations 1 3 4 53 9 LN
57. he Jack Reconnect the Shear Bars with the Shear Bolts oriented properly Refer to drawing 33599 55621 in the Appendix for the correct installation arrangement Raise the Frame Assembly with the Winch and or the rear Jack Reconnect the Chain Assemblies Retract and remove the rear Jack if used in Step 6 Continue operations WARNING Ensure that all fasteners are secure Failure to follow this warning could result in serious injury or death to the operator and or bystanders www highwayguardrail com 42 Revised 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual APPENDIX DRAWINGS 12 Inch Extension Weldment MPS 350 898 MPS 350 General Assembly 2 5 959 SS 298 Bracket Assembly 2 961 962 18 Inch Extension Weldment MPS 350 966 Storage Jack ASSEMDIY 5678 otage One 2 eim 7412 Light System Schematic and Installation 2 Sheets 7481 Winch and Winch Strap Installation 7484 ANS S FIMO a Ped 7485
58. il 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual Remove plastic components Plastic Nose Piece Plastic Sideboards and Plastic Bottom Sheet and cardboard box with the Shipped Loose Parts CERERI n Remove Plastic Components Remove and Open Shipped Loose Parts Box Sas Figure 4 0 Plastic Components and Shipped Loose Parts Removal Open the Shipped Loose Parts box and inventory items from the Shipped Loose List Part Number 33785B See page 9 Shipped Loose Parts List Contact Trinity Highway Products if parts are missing Figure 5 0 Inventory Items From Shipped Loose Parts Box Attach the three Jacks Part Number 5678B item 9 on Packing List with 4 each 3217g 3 8 x 1 Hex Bolts and 4 each 32579 3 8 Whiz Nuts found in the Shipped Loose Hardware Bag Drawing 5678B in the Appendix references all the parts Lift the MPS 350 off the shipping pallet using the storage Jacks Jack Attachment Attach jacks to system to remove pallet Location Figure 6 0 Jack Attachment Location www highwayguardrail com 14 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual Confirm the truck is on a flat level ground Inform the truck driver that the MPS 350 is going to be installed repaired operated or adjusted Block the wheels to ensure that the truck does not move and do not start the truck See Figure 7 0 Remove the keys from the ignition of the truck
59. in operation and during maintenance activities Actions Confirm the truck is on a flat level ground Inform the truck driver that the MPS 350 is going to be installed repaired operated or adjusted Block the wheels to ensure that the truck does not move and do not start the truck Remove the keys from the ignition of the truck Place signs on the truck that it is being serviced DO NOT START ENGINE Roll the MPS 350 toward the truck See Figure 33 0 Below The Jack wheels allow proper lateral positioning This step may require more than one person to steer the MPS 350 while it s on the Jacks Comune Fw Ee E MEA Nom www highwayguararail com 35 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual Raise the MPS 350 with the Jacks until the Bracket Assembly height is even with the holes on the truck s Bumper See Figure 34 0 Below 4 Figure 34 0 Match MPS 350 Bracket Assembly and Bumper Connection Points Insert the four 4 Bolts that attach the MPS 350 Bracket Assembly to the truck s bumper See Figure 35 0 Below i 7 4 2 5 1 AS ve ean E P Figure 35 0 MPS 350 Bumper Assembly to Truck Bumper Connection Bolts www highwayguardrail com 36 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual Use the hand
60. ing Position with Latch Bar Arms Locked in Place Figure 14 0 MPS 350 in Up Traveling Position with Latch Bar Arms in Locked Position WARNING Keep clear of the MPS 350 while in operation Do not sit or stand near under or behind MPS 350 while lowering or raising the MPS 350 Failure to follow this warning could result in serious injury or death to the operator and or bystanders www highwayguardrail com 19 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual With the MPS 350 in an Up Traveling Position remove the Linchpin and open the Clip on the end See Figure 15 0 Below Chain Retainer Tabs LINCHPIN Figure 15 0 MPS 350 Chain Retainer Insert the Chain between the Chain Retainer Tabs Next insert the Linchpin through the Chain Retainer Tabs and Chain Lock the Clip on the end to secure in place See Figure 15 0 Above NOTE Later models of the MPS 350 may be equipped with Protective Chain Covers that do not allow the Linchpins to restrain the Chains as shown in the Chain Retainer figure In this case the protective covers may be cut in two at the appropriate location to allow the insertion of the Linchpin Center the Plastic Bottom Sheet between the lower X braces and match drill holes Match drill holes of the Plastic Sideboard Flanges two places on both sides Use 32178 3 8 x 1 Bolts 3257B 3 8 Whiz Nuts and 3051B 3 8 Flat Washers to bolt the Plastic Bott
61. n them yet Slip the Plastic Sideboards inside the outer edges of the Plastic Nose Piece The Plastic Sideboard and Plastic Nose Piece bolt together in two places as shown in Drawing 7487 in the Appendix Insert the hardware 32178 3 8 x 1 Hex Bolts 3257B 3 8 Whiz Nuts and 3051B 3 8 Flat Washers in the bottom holes of the Plastic Nose Piece Match drill the Plastic Sideboards using the Hangers as a guide Hardware 32178 3 8 1 Hex Bolts 3257B 3 8 Whiz Nuts and 3051B 3 8 Flat Washers to mount the Plastic Sideboards is in the Ship Loose package www highwayguardrail com 18 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual Be sure to install the 3051B 3 8 Flat Washers where 32178 3 8 1 Hex Bolts and 32578 3 8 Whiz Nuts contact the plastic components Plastic Nose Plastic Sideboard and Plastic Bottom Sheet as shown in Drawing 7487 in the Appendix Tighten all 32178 3 8 1 Hex Bolts and 32578 3 8 Whiz Nuts Plastic Sideboards and Plastic Nose Piece Figure 13 0 Plastic Sideboards and Plastic Nose Piece Installation Raise the MPS 350 to the Up position until the Latch Bar Arms drop into place over the Frame Crossmenber on the Frame Assembly The Latch Bar Arms must connect and engage the Frame Crossmember and allow the Limit Switch to shut off the Winch See the following section Raising The MPS 350 MPS 350 Frame Assembly in Up Travel
62. om Sheets to the Plastic Sideboard Flanges Plastic Bottom Sheet Centered Horizontally Between the Lower X Braces www highwayguardrail com 20 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual OPERATION GUIDELINES IMPORTANT OPERATION INSTRUCTIONS Always keep the Manual in a location where it is easily accessed by persons who operate or maintain the MPS 350 Additional copies of this Manual are available from Trinity Highway Products 800 527 6050 Please contact Trinity Highway Products if you require additional Manuals or if you have any questions concerning the information in the Manual or about the MPS 350 Only APPROVED Trinity Highway Products replacement parts are allowed Failure to follow this warning can result in serious injury or death to the operator and or bystanders PREVENTATIVE MAINTENANCE WINCH Refer to the Winch Manual for specific guidelines on operation and maintenance The Winch Manual is included in the Shipped Loose Parts bag DAILY Check operation of Limit Switch and Latch Bar Assembly Visually inspect MPS 350 for loose Bolts damaged parts etc Check for 12 14 305 mm 355 mm of ground clearance under Nose Adjust if necessary Inspect Turnbuckles to ensure that Lock Nuts are tight Check Light System for correct operation Inspect Winch Strap and hardware for damage WEEKLY Visually inspect Support Strut 3 8 10 mm Shear Bolts Inspect the S
63. onal injury or death CAUTION When traveling to and from a work zone travel with the MPS 350 in the Up Traveling Position www highwayguardrail com 7 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual CAUTION While traveling in a moving work zone NEVER drive faster than 35 mph 55 km hr with MPS 350 in a Down Operating Position Speeds slower than 35 mph 55 km hr may be required if bouncing of the MPS 350 occurs Keep clear of MPS 350 when in operation Do not sit or stand near under or behind the MPS 350 while lowering or raising the MPS 350 Maintain safe distance from the MPS 350 when being raised or lowered Do not operate the MPS 350 while wearing loose fitting clothing which may become tangled in the MPS 350 during operation Do not use the MPS 350 to carry any loads at anytime Do not use the MPS 350 to lift things The MPS 350 1 not a ladder or stool to stand or sit on at anytime Ensure that the Winch Strap is tight and without any slack before releasing the Latch Bar Assembly DO NOT ATTEMPT TO RELEASE THE LATCH BAR ASSEMBLY IF THE WINCH STRAP IS SLACK Use only the Winch to raise and lower the MPS 350 Frame Assembly DO NOT ATTEMPT TO MANUALLY RAISE THE FRAME ASSEMBLY OF THE MPS 350 Do not operate the MPS 350 with a cut torn or frayed Winch Strap Any damage will reduce the capacity of the Winch Strap Replace the damaged Winch Strap Do no
64. rating maintenance repair and service information SYMBOL MEANING SAFETY ALERT SYMBOL Indicates Danger Warning or Caution May be used in conjunction with other symbols or pictographs Failure to read and follow the Danger Warning or Caution indicators could result in serious injury or death to the operator and or bystanders WARNING READ MANUAL Read the Manual s and follow all warnings and safety instructions Failure to follow this warning could result in serious injury or death to the operator and or bystanders IMPORTANT READ SAFETY INSTRUCTIONS THOROUGHLY AND FOLLOW THE SAFE OPERATION PRACTICES BEFORE OPERATING THE MPS 350 Failure to follow this warning can result in serious injury or death to the operator and or bystanders DANGER Do not operate the MPS 350 near overhead power lines If the MPS 350 comes into contact or close proximity with a power line or there is arcing STAY in the truck cab Keep away from any metal parts on the MPS 350 Do not let anyone get close to the truck Do not attempt to jump from the truck The Power Company must disconnect the power before you can leave the cab Know the overhead clearance of overhead obstructions NEVER drive the MPS 350 under any overhead obstruction without knowing the clearance height Failure to follow this warning could cause damage to the MPS 350 and may result in serious personal injury or death WARNING NEVER ATTEMPT TO MANUALLY RAISE THE FRAME ASSEMBLY OF T
65. re secure Failure to follow this warning could result in serious injury or death to the operator and or bystanders www highwayguardrail com 21 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual MPS 350 FUNCTIONS AND FEATURES CAUTION When traveling to and from a work zone travel with the MPS 350 in the Up Traveling Position CAUTION While traveling in a moving work zone NEVER drive faster than 35 mph 55 km hr with MPS 350 in a Down Operating Position Speeds slower than 35 mph 55 km hr may be required if bouncing of the MPS 350 occurs Figure 18 0 MPS 350 in Up Traveling Position www highwayguardrail com 22 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual WINCH SYSTEM OPERATION The MPS 350 must be raised and lowered using the Winch DANGER Do not operate the MPS 350 near overhead power lines If the MPS 350 comes into contact or close proximity with a power line or there is arcing STAY in the truck cab Keep away from any metal parts on the MPS 350 Do not let anyone get close to the truck Do not attempt to jump from the truck The Power Company must disconnect the power before you can leave the cab Know the overhead clearance of overhead obstructions NEVER drive the MPS 350 under any overhead obstruction without knowing the clearance height Failure to follow this warning could cause damage to the MPS 350 and may r
66. s the Frame Assembly approaches the Up Traveling Position a pair of Coil Springs located on the Bracket Assembly will contact a Frame Crossmember on the Frame Assembly The Frame Assembly will compress the Springs until the Latch Bar Arms drop into place The Limit Switch should stop the upward motion of the Frame Assembly prior to the Frame Assembly bottoming out against the tubes that contain the Springs 350 Frame Assembly Up amp i Traveling Position with Latch Bar Arm Lockedin F Frame Crossmember of the MPS Frame x Assembly Figure 26 0 MPS 350 Latch Bar Arms in Locked Position Note Ifthe Limit Switch fails to contact the Frame Crossmember on the frame in a way www highwayguardrail com 29 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual CHAIN RETAINER The MPS 350 is supplied with a Linchpin and a pair of Chain Retainer Tabs located at the top of the Bracket Assembly When the MPS 350 is raised to the full Up Traveling Position the operator should lock the Chains between the Chain Retainer Tabs with the Linchpin This will provide an additional level of safety and will keep the Chains from swinging Complete the following steps to lock the Chains with the Linchpin With the MPS 350 in an Up Traveling Position open the Clip on the Linchpin and remove the Linchpin from the Chain Retainer Tabs See Figure 27 0 Below DI l
67. serious injury or death to the operator and or bystanders WARNING Do not operate the MPS 350 while wearing loose fitting clothing which may become tangled in the MPS 350 during operation Failure to follow this warning could result in serious injury or death to the operator and or bystanders gt activities Failure to follow this warning could result in serious injury or death to the operator WARNING Do not use hands or feet to lift or support the MPS 350 Always use Jack supports provided Always keep feet clear of frame when in operation and during maintenance and or bystanders gt A CAUTION Failure to ensure proper function of the Limit Switch may result in failure of the Winch CAUTION Inform the truck driver that the MPS 350 is going to be installed repaired operated or adjusted Block the wheels Remove the keys from the ignition of the truck and gt place signs on the truck that it is being serviced DO NOT START ENGINE CAUTION When traveling to and from a work zone travel with the MPS 350 in the Up Traveling Position CAUTION While traveling in a moving work zone NEVER drive faster than 35 mph 55 km hr with MPS 350 in a Down Operating Position Speeds slower than 35 mph 55 km hr gt gt may be required if bouncing of the MPS 350 occurs CAUTION Prior to mounting the MPS 350 verify that the fuel tank s on the truck is more than 10 feet 6 inches 3200 mm from the rear of the truck If
68. ssembly NEVER RELEASE THE LATCH BAR ASSEMBLY IF THE WINCH STRAP IS SLACK Failure to follow this warning could result in serious injury or death to the operator and or bystanders WARNING Do not operate the MPS 350 while wearing loose fitting clothing which may become tangled in the MPS 350 during operation Failure to follow this warning could result in serious injury or death to the operator and or bystanders Actions Remove Linchpin and release Chains from Chain Retainer Tabs by unlocking the end of the Clip Place the Linchpin back in the Chain Retainer Tabs Manually raise the Latch Bar Assembly by pressing Down on the Latch Bar Handle until the Latch Bar Arms clear the Frame Crossmember completely Continue pressing Down on the Frame Crossmember Latch Bar Handle Figure 23 0 Manually Raising Latch Bar Assembly www highwayguardrail com 26 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual While pressing Down on the Latch Bar Handle operate the Winch by pressing the Controller Switch s DOWN button Once the Frame Assembly has started going Down and has cleared the Latch Bar Arms you can release the Latch Bar Handle Continue pressing the Controller owitch s DOWN button until the Frame Assembly s weight rest on the Support Chains Allow the Winch to run to provide slack in the Winch Strap See Figure 24 0 Below CORRECT Down Operating Position Figure 24 1 MPS 3
69. t x Chain Retainer Tabs Figure 27 0 MPS 350 Chain Retainer Insert the Chain between the Chain Retainer Tabs Next insert the Linchpin through the Chain Retainer Tabs and Chain Lock the Clip on the end to secure in place See Figure 27 0 Above A 3 a i LI Figure 27 1 Inserting Chain Between the Chain Retainer Tabs www highwayguardrail com 30 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual Lock the Clip on the secure in place See Figure 27 2 Below Figure 27 2 MPS 350 Securing Linchpin Ta Repeat the above steps for the second Chain NOTE Later models of the MPS 350 may be equipped with Protective Chain Covers that do not allow the Linchpins to restrain the Chains as shown in the Chain Retainer figure In this case the Protective Covers may be cut in two at the appropriate location to allow the insertion of the Linchpin www highwayguardrail com 31 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual USING THE JACKS TO REMOVE THE MPS 350 FROM THE TRUCK The MPS 350 is supplied with three screw type Jacks that can be used to maneuver the unattached MPS 350 away from the truck DANGER Do not operate the MPS 350 near overhead power lines If the MPS 350 comes into contact or close proximity with a power line or there is arcing STAY in the truck cab Keep away
70. t operate the MPS 350 with frayed damaged or broken wiring The wiring could cause the electrical system to short circuit and damage the MPS 350 or Truck Allow the Chain Assemblies to support the complete weight of the Frame Assembly when the Down Operating Position See Figure 17 0 The Winch Strap should not carry or support any of the Frame Assembly weight in the Down Operating Position See Figure 17 0 sure that all lights work on MPS 350 before leaving the yard sure that the Limit Switch located on the Latch Bar Assembly is operating properly prior to leaving the yard This Limit Switch cuts off power to the Winch Motor while the MPS 350 is in the Up Traveling Position See Figure 18 0 sure the Latch Bar Assembly operates correctly The Latch Bar Arm must connect and engage the Frame Crossmember and allow the Limit Switch to shut off the Winch sure the height of the Impact Fence is adjusted correctly on level ground The 12 14 305 mm 355 mm height can be obtained by adjusting the Turnbuckles in the Chain Assemblies n addition to this Manual follow all instructions on Safety Warning Labels attached to the MPS 350 NOT operate MPS 350 if any of the Warning Decals are covered in road debris or are otherwise illegible www highwayguardrail com 8 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual GENERAL INFO
71. tion Power to the Winch is Shut Off Frame Crossmember Figure 21 0 Limit Switch in Depressed Position Limit Switch in Extended Position Power to the Winch 15 On gt oo Figure 22 0 Limit Switch in Extended Position www highwayguardrail com 25 Revised April 18 2008 MPS 350 Safety Installation Operation and Maintenance Manual LOWERING THE MPS 350 To lower the MPS 350 from the Up Traveling Position to the horizontal Down Operating Position complete the following steps DANGER Do not operate the MPS 350 near overhead power lines If the MPS 350 comes into contact or close proximity with a power line or there is arcing STAY in the truck cab Keep away from any metal parts on the MPS 350 Do no let anyone get close to the truck Do not attempt to jump from the truck The Power Company must disconnect the power before you can leave cab Know the overhead clearance of overhead obstructions Never drive the MPS 350 under any overhead obstruction without knowing the clearance height Failure to follow this warning could cause damage to the MPS 350 and may result in serious personal injury or death WARNING Ensure that no one is near under or behind the MPS 350 when in operation Failure to follow this warning could result in serious injury or death to the operator and or bystanders WARNING Ensure that the Winch Strap is tight and without any slack before releasing the Latch Bar A
72. upport Strut Mounting Bolts Inspect operation of the Latch Bar Assembly and Springs Inspect Chain Assembly for damage MONTHLY Inspect demarcation markings on Nose of MPS 350 Inspect Caution and Warning decals Call Trinity Highway Products for replacements Inspect Frame Retainer Straps to ensure that Bolts are tight and Winch Strap is undamaged Inspect Electrical Wiring and Plugs Inspect Plastic Sideboards and connection hardware Inspect Rip Plates and attachment hardware Inspect Winch Strap Attachment Plate and Bolts by unwinding the Winch until the Bolts are visible Check for stretching of holes in Winch Strap past Retainer Plate THREE MONTHS Replace 3 8 10 mm Shear Bolts in Support Struts with approved Bolts See Drawing 33599 55621 for details of Shear Bolt replacement Ensure that all Fasteners are secure If the MPS 350 is transported daily weekly inspect the Shear Bolts and replace if needed YEARLY Replace 5 8 16 mm Shear Bar Mounting Bolts on the Bracket and Bumper with approved Bolts See Drawing 33599 SS621 for details of Shear Bolt replacement Ensure that all fasteners are secure NOTE Replacement of 3 8 10 mm Shear Bolts should be done more often if MPS 350 is subjected to excessive bouncing during operations NOTE Replacement of 5 8 16 mm Shear Bar Mount Bolts should be done more often if MPS 350 is subjected to excessive bouncing during operations A WARNING Ensure that all fasteners a

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