Auto Crane HC-12 Owner's Manual
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Auto Crane HC-12 Owner's Manual

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NEXSTAR
OWNERS MANUAL
Serial No. __________________
Mailing Address:
P.O. Box 580697
Tulsa, OK 74158-0697
Physical Address:
4707 N. Mingo Rd.
Tulsa, OK 74117-5904
HC-12
Phone 1-800-777-2760
Fax (918) 269-6688
http://www.autocrane.com
475000111 HC-12 NS-0215-A
Courtesy of CraneMarket.com

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  • Page 1 HC-12 NEXSTAR OWNERS MANUAL Serial No. __________________ Mailing Address: Phone 1-800-777-2760 P.O. Box 580697 Fax (918) 269-6688 Tulsa, OK 74158-0697 http://www.autocrane.com Physical Address: 4707 N. Mingo Rd. Tulsa, OK 74117-5904 475000111 HC-12 NS-0215-A Courtesy of CraneMarket.com...
  • Page 2 Courtesy of CraneMarket.com...
  • Page 3 ONE REGISTRATION FORM PER UNIT (CRANE, BODY, OR COMPRESSOR) Please submit form within 15 days after installation Online: www.autocrane.com | Resources | Warranties Fax: 918-234-2177 Mail: Product Registration, Auto Crane Company, PO Box 580697, Tulsa, OK 74158-0697 Product Registration Rev 05152014 Courtesy of CraneMarket.com...
  • Page 4 Courtesy of CraneMarket.com...
  • Page 5 Attempt to lift or drag a load from the side! The boom can fail far below its rated capacity. Weld, modify, or use unauthorized components on any Auto Crane unit! This will void any warranty or liability. Also failure of the crane may result.

  • Page 6: Table Of Contents

    HC-12 TABLE OF CONTENTS INTRODUCTION GENERAL SPECIFICATIONS SAFETY TIPS AND PRECAUTIONS OPERATING PRACTICES & WARNINGS QUALIFICATIONS FOR OPERATORS OPERATION OF UNIT / OUTRIGGERS CRANE OPERATION INSPECTION TESTING MAINTENANCE BATTERIES LUBRICATION AND MAINTENANCE SCHEDULE SAFETY DECAL SECTION GENERAL DIMENSIONS MOUNTING AND INSTALLATION...
  • Page 7 Courtesy of CraneMarket.com...

  • Page 8: Introduction

    General Dimension Drawing. Rotation and turning radius are If, through no fault of Auto Crane Company, it is also listed on that drawing. necessary to send an experienced factory serviceman on a fi eld service call the rates stated Remember, the crane adds weight to the in the Auto Crane Distributor’s Flat Rate Manual...
  • Page 9 Company at the following telephone num- ber: 1-800-777-2760. The information contained in the manual is in effect at the time of this printing. Auto Crane Company reserves the right to update this material without notice or obligation. Courtesy of CraneMarket.com...

  • Page 10: General Specifications

    HC-12 GENERAL SPECIFICAIONS DIMENSIONS CABLE Width: 27 in (.69m) 120 ft (36.6 m) of 7/16 in. (12.7 mm) diameter aircraft quality cable. This cable Height: 39 in (.99 m) has a single line breaking strength of 26,600 lbs (12,065 kg).

  • Page 11: Safety Tips And Precautions

    WARNING! Auto Crane Company cranes are not designed or intended for use in lifting or moving persons. Any such use shall be considered to be improper and the seller shall not be responsible for any claims arising there from.
  • Page 12 —-IMPORTANT—- SAFETY TIPS AND PRECAUTIONS 31. Always store the crane in its stowed position WARNING: Never attempt to lift, drag, tow or for transportation. pull a load from the side. The boom can fail far below its rated capacity. 32. Remember the overall height of the entire unit for garage door clearance or when 41.

  • Page 13: Operating Practices & Warnings

    Contact AutoCrane for rotation resistant wire conditions! rope for your application. WARNING! Auto Crane Company remote controlled, stiff boom cranes are not designed or intended for use on any applications involving the lifting or moving of personnel. Courtesy of CraneMarket.com...

  • Page 14: Qualifications For Operators

    QUALIFICATIONS FOR AND CONDUCT OF OPERATORS AND OPERATING PRACTICES REFERENCE ASME B30.5a AND OSHA 1910.180 FOR COMPLETE QUALIFICATION RE- QUIREMENTS tests may be required to determine these conditions. OPERATORS 5. Operators and operator trainees should have normal depth perception, coordination, and no tendencies to dizziness 1.
  • Page 15 QUALIFICATIONS FOR AND CONDUCT OF OPERATORS AND OPERATING PRACTICES or neutral position and all personnel are in C. Means are provided to hold the vehicle the clear. stationary while operating the crane. 6. If power fails during operation, the operator D.
  • Page 16 QUALIFICATIONS FOR AND CONDUCT OF OPERATORS AND OPERATING PRACTICES N. No person should be permitted to stand or 3. Caution shall be exercised when working near pass under a suspended load. overhead lines, because they can move horizon- tally or vertically due to wind, moving the danger 4.

  • Page 17: Operation Of Unit / Outriggers

    —-IMPORTANT—- BEFORE OPERATING CRANE 1. Make sure this manual has been thoroughly 8. Always boom up before rotating so the boom will read by all crane operating personnel and clear the required boom support. supervisors. 9. When extending the boom, always maintain clear- 2.

  • Page 18: Crane Operation

    CRANE OPERATION TRANSMITTER LAYOUT ON/ OFF/ MULTI SPEED E-stop Switch—Push to activated, Twist 3 POSI TI ON KEYSWI TCH E-STOP SWI TCH to release. Shuts down all outputs from MECHANI CAL LATCHI NG ( TWI ST TO UNLOCK) receiver. LED I NDI CATORS On/Off/Multispeed—...
  • Page 19 CRANE OPERATION ON/ OFF/ MULTI SPEED 3 POSI TI ON KEYSWI TCH E-STOP SWI TCH MECHANI CAL LATCHI NG ( TWI ST TO UNLOCK) LED I NDI CATORS 100% BI NCREASE MAX DECREASE MAX SPEED SPEED ROTATE CCW ROTATE CW ACTIVATING E-STOP Press the E-stop Switch.
  • Page 20 CRANE OPERATION RECEIVER LAYOUT CRANE STATUS AUXI LI ARY ACTI VE LIFT CYLINDER PRESSURE SYSTEM GOOD FUNCTI ON ACTI VATED Boom Pressure 174 Boom Down SP= 100% SP - SPEED PERCENT HI GH I DLE AUX ENG XXX Boom Angle 43 (deg) HI GH I DLE ACTI VE Boom Load 7% 100%...
  • Page 21 TRANSMITTER SYNCHRONIZATION INSTRUCTIONS 1. The receiver must be shut off and powered down The current address tag must be removed from the harness and the LEARN tag (366823955) will need to be put in its place. 2. After the LEARN tag has been put into place and the receiver is powered up, it will begin to search for the proper Chan- nel and Serial Number of the transmitter.

  • Page 22: Inspection

    INSPECTION REQUIREMENTS REFERENCE ASME B30.5a AND OSHA 1910.180 FOR COMPLETE INSPECTION REQUIREMENTS 6. Inspect for proper rope reeving. INSPECTION CLASSIFICATION 7. Inspect electrical wiring and components for 1. Initial inspection. malfunctioning, signs of excessive deterioration, dirt and moisture accumulation. Prior to initial use, all new, altered, modifi ed or extensively repaired cranes shall be inspected by a 8.
  • Page 23 INSPECTION REQUIREMENTS 6. Inspect crane hooks for cracks. 13. Inspect hydraulic fi lters for evidence of rubber particles on the fi lter elements indicating possible 7. Inspect travel steering, braking, and locking hose, “O” ring, or other rubber component dete- vices for malfunction.

  • Page 24: Testing

    TESTING REQUIREMENTS REFERENCE ASME B30.5a AND OSHA 1910.180 FOR COMPLETE INSPECTION REQUIREMENTS TESTING SHALL BE PERFORMED BY DESIGNATED PERSONNEL ONLY. Prior to initial use, all new, altered, modifi ed, or extensively repaired cranes shall be tested for compliance with the operational requirements of this crane.

  • Page 25: Maintenance

    GENERAL REPAIRS AND MAINTENANCE REFERENCE ASME B30.5a AND OSHA 1910.180 FOR COMPLETE MAINTENANCE AND PAIR REQUIREMENTS C. Crane hooks showing cracks, damage, or corro A preventative maintenance program should be estab- sion shall be taken out of service. Repairs by lished based on this section and all replacement parts welding are not recommended.
  • Page 26 GENERAL REPAIRS AND MAINTENANCE 2. Replacement rope shall have a strength rating 4. During installation care should be exercised to at least as great as the original rope furnished or avoid dragging of the rope in the dirt or around recommended by AutoCrane.

  • Page 27: Batteries

    MAINTENANCE OF BATTERIES Maintenance of Auto Crane unit batteries differs 2. The portion of the plate exposed is not usable. very little from the generally prescribed maintenance 3. That portion of the acid remaining becomes more of any lead acid battery. All batteries must be kept concentrated and may cause more rapid deteriora- properly charged, properly fi...
  • Page 28 MAINTENANCE OF BATTERIES If, after charging, it is noted that the specifi c gravity 2. Place the battery on charge according to the reading of one cell is 30 points less than any of the manufacturer’s instructions. other cells, it may be assumed that the cell is bad and that the battery should be replaced.

  • Page 29: Lubrication And Maintenance Schedule

    HC-12 LUBRICATION & MAINTENANCE SCHEDULE SERVICE PERFORMED NOTES DAY WKLY 3 MOS 6 MOS YEAR INSPECT HOOK & LATCH FOR DEFORMATION, LOAD HOOK CRACKS, & CORROSION MAKE SURE CABLE IS WOUND EVENLY ON CABLE DRUM DRUM HOIST / BOOM CHECK FOR FLATTENING, KINKS, & BROKEN...
  • Page 30 2. Once a bolt has been torqued to its rated capacity and then removed; the bolt should be re- placed with a new one. 3. Auto Crane Company recommends that this crane be serviced per “Crane Inspection Log” P/N 999978. These logs should be fi lled in at the intervals noted and kept as a permanent record.
  • Page 31 HC-12 ROTATION BEARING REPLACEMENT GUIDELINES All bearings can wear over time. This includes the main rotation bearing on the crane. No precise rules can be given for replacement of the rotation bearing, since many fac- tors are involved. However, there are common symptoms seen during crane opera- tion that may be caused by rotation bearing wear.

  • Page 32: Safety Decal Section

    HC-12 SAFETY DECAL SECTION WARNING PART NO.: 040579000 DECAL: OPERATING INSTRUCTIONS 1. INSPECT VEHICLE AND CRANE INCLUDING OPERATION PRIOR TO USE DAILY. 2. DO NOT USE THIS EQUIPMENT EXCEPT ON FUNCTION: To inform the operator of the proper SOLID, LEVEL, SURFACE WITH OUTRIGGERS...
  • Page 33 HC-12 SAFETY DECAL SECTION PART NO.: 040529000 DECAL: ELECTROCUTION HAZARD DANGER FUNCTION: To inform the operator of the ELECTROCUTION HAZARD hazard involved with contacting DEATH OR SERIOUS INJURY electrical power lines with crane WILL RESULT FROM BOOM, LINE, ORLOAD CONTACTING ELECTRIC LINES.
  • Page 34 HC-12 SAFETY DECAL SECTION PART NO.: 040587000 USED ON: All cranes equipped with a load sensor. DECAL: LOAD SENSOR, DON'T TAMPER QUANTITY: FUNCTION: To inform the operator that the load PLACEMENT: Both sides of the lift cylinder sensor is pre-set and that tampering...
  • Page 35 HC-12 SAFETY DECAL SECTION PART NO.: 460169000 USED ON: All Cranes equiped with FM controls. DECAL: REMOTE CONTROL QUANTITY: FUNCTION: To inform the operator of failure to PLACEMENT: FRONT OF POWER UNIT follow the saftey precautions may result in equipment failure or serious personal injury.

  • Page 36: General Dimensions

    HC-12 DECAL LAYOUT P/N: 475000201 BOTTOM OF DECAL Courtesy of CraneMarket.com...
  • Page 37 DECAL DANGER SCISSOR POINT 040529000 DECAL DANGER "ELECTROCUTION HAZARD" 040579000 DECAL OPERATION INSTRUCTIONS 040580000 DECAL TRAINED OPERATOR 475000121 DECAL, LOAD CHART, HC-12, NEXSTAR 040632000 DECAL WARNING - OVERLOAD 460169000 DECAL WARNING, REMOTE CONTROL 330622000 DECAL SERIAL NO 040587000 DECAL WARNING LOAD SENSOR...
  • Page 38 14 1/4 24 1/2 R 26 5/8 30’ 0” 13’ 0” 8 1/8” 38 1/8” 32 7/8” 23 1/2” 22 3/4” 18” 47 1/2” 24 1/2 #10 JIC 1 1/8 PRESSURE PORT 22 1/4 4 3/4 TOWARD CAB 20 1/2 11 7/8 14 3/4 CORD CONNECTOR...
  • Page 39 NOTES Courtesy of CraneMarket.com...

  • Page 40: Mounting And Installation

    320363000 PLUG TERMINAL CONNECTOR 475000111 MANUAL, HC-12, NEXSTAR II 475000121 DECAL, LOAD CHART, HC-12 NEXSTAR 2. Pressure and return hoses are not furnished with this crane. The hoses must be provided by the installer and the lengths determined at installation.
  • Page 41 12. Load test the crane to ensure proper functioning and truck stability. 13. Make certain the owner’s manual is delivered to the customer. 14. For additional help: call the service department at the Auto Crane Company (918) 836-0463 (Tulsa, Oklahoma).

  • Page 42: General Assembly

    HC-12 GENERAL ASSEMBLY P/N 475000001 NOTE: CG IS APPROXIMATE 16 11 12 16 11 12 DETAIL C DETAIL B 20 22 DETAIL D SLAVE UNIT MASTER UNIT CONNECTION SECTION A-A NOTES: DETAIL E APPLY LOCTITE 242 TO THREADS BEFORE INSTALLATION...
  • Page 43 800596000 WIRE 16G 600V 1C YEL 634401000 TIE CABLE-MEDIUM 750738000 STICK-ON, CABLE TIE MOUNT 320357000 TERMINAL NON-INS S/O W/L 340638000 CONDUCTOR POWER 320355000 RELAY DROP OUT 320363000 PLUG TERMINAL CONNECTOR 475000111 MANUAL, HC-12, NEXSTAR II 475000121 DECAL, LOAD CHART, HC-12 NEXSTAR Courtesy of CraneMarket.com...

  • Page 44: Pedestal Assembly

    HC-12 PEDESTAL ASSEMBLY NEXSTAR-P/N 475200001 TORQUE TO 200 FT-LBS DRY (NO THREAD LUBE) TORQUE TO 200 FT-LBS DRY (NO THREAD LUBE) HYDRAULICS: “HD” PORT: HOIST DOWN “HU” PORT: HOIST UP “CW” PORT: ROTATION CW “CCW” PORT: ROTATION CCW “BU” PORT: LIFT CYL EXTEND “BD”...
  • Page 45 VALVE 480188000 INCLUDED WITH HOIST DETAIL A TYPICAL BOTH SIDES 19 48 OF VALVE BLOCK TORQUE TO 200 FT-LBS DRY (NO THREAD LUBE) DETAIL B ADD 6 INCHES OF NYLON HOSE SLEEVE TO 480203000 WHERE IT RUBS AGAINST THE SIDE PLATE ADD 6 INCHES OF NYLON HOSE SLEEVE TO 480205000 WHERE IT RUBS AGAINST THE VALVE BLOCK Courtesy of CraneMarket.com...
  • Page 46 HC-12 PEDESTAL ASSEMBLY NEXSTAR P/N 475200001 ITEM NO. PART NUMBER DESCRIPTION 475210000 PEDESTAL WLDMNT, 12006 470016000 CYLINDER, LIFT 470005000 ECCENTRIC RING, 14005 470001000 BEARING, ROTATION 123435 HOIST, RPH 6000 475210100 BRACKET, RECEIVER MTG, 12006H 470102211 SPACER, 3/4 OD X 3/8 ID 3/4 LG...
  • Page 47 HC-12 PEDESTAL ASSEMBLY 472000001 ITEM NO. PART NUMBER DESCRIPTION 020600000 WASHER 5/16 LOCK SS 020601000 WASHER SP LK 5/16 407314000 WASHER FL 5/8 X 1 5/16 OD HARDENED 023902000 WASHER FL 5/8 HARDENED 023800000 WASHER SP LK 5/8 019700000 WASHER SP LK #8...

  • Page 48: Boom Assembly

    HC-12 BOOM ASSEMBLY P/N: 475100000 16 17 22 24 24 22 24 11 13 12 10 NOTES: 25 37 26 35 APPLY LOCTITE 609 TO THREADS BEFORE INSTALLING APPLY LOCTITE 242 TO THREADS BEFORE INSTALLING CYLINDER SEAL KIT: 470015001 C'BAL CARTRIDGE: 360153001 CYL SEAL KIT P/N: 480988151 C’BAL P/N: 360153001...
  • Page 49 HC-12 BOOM ASSEMBLY P/N: 475100000 ITEM PART QTY. NUMBER DESCRIPTION 470055000 14005H LOWER BOOM WELDMENT 470053000 14005H MID BOOM WELDMENT 475100100 12006H BOOM WELDMENT UPPER 466130 SHEAVE ASSY 3/8 366187 PAD LOWER, 6006H 407202000 PAD BOOM 2.50 O.D. 470048000 PAD, BOOM 2.50 O.D. X 0.063 THICK 470057000 WEAR PAD TOP UPPER - 1/8"...

  • Page 50: Rotation Gearbox

    HC-12 ROTATION GEARBOX P/N: 470003100 Courtesy of CraneMarket.com...
  • Page 51 HC-12 ROTATION GEARBOX P/N: 470003100 Courtesy of CraneMarket.com...
  • Page 52 HC-12 HOIST ASSEMBLY P/N: 123435 Courtesy of CraneMarket.com...
  • Page 53 HC-12 HOIST ASSEMBLY P/N: 123435 Item Quantity Part No. Description 234255 DRUM ASSEMBLY 306042 PISTON-BRAKE 315004 ANCHOR- CABLE 338345 END BEARING-MOTOR END 338414 END BEARING-GEAR HOUSING 338302 HOUSING-BRAKE 346045 PIN-BRAKE 350704 TIE PLATE 357517 SHAFT- INPUT 362297 CAPSCREW-5/16-18UNCx2.75 LONG KEX HD...
  • Page 54 HC-12 HOIST ASSEMBLY P/N: 123435 Item Quantity Part No. Description 462058 O-RING 462059 O-RING-BACK-UP 462060 O-RING-BACK-UP 462061 O-RING 472052 PLUG 474111 PLATE-SEPARATOR, BRAKE 486101 SEAL-V RING-SKF #402502 490037 SNAP RING 494110 SPRING-BRAKE 494112 SPRING 509126 TUBE-HYDRAULIC BRK REL 516069 VALVE-MTR CONTROL...

  • Page 55: Traveling Block Assembly

    HC-12 TRAVELING BLOCK ASSEMBLY P/N: 475000300 IT EM NO . Q T Y PA RT NO . DESC RIPT IO N 475000220 DEC A L M A X BLO C K LO A D 460127000 TA C KLE LO W ER...

  • Page 56: Main Wiring Harness

    HC-12 MAIN HARNESS P/N: 366823257 CONNECTOR ID CONNECTOR FUNCTION RECIEVER 18 PIN CONNECTION RECIEVER 30 PIN CONNECTION USB CONNECTION CAN CONNECTOR BOOM UP BOOM DOWN SWING CW SWING CCW BOOM RETRACT BOOM EXTEND HOIST A DOWN HOIST A UP ANTI-2 BLOCK...
  • Page 57 HC-12 MAIN HARNESS P/N: 366823257 CONN 1 USB PROGRAMMI NG J3 USB+ PROGRAMMI NG USB- PROGRAMMI NG CANH1 GROUND CANL1 NOT USED POWER CANH2 CANL2 DI RTY FI LTER J22 BOOM PT J21 + 5V VREF SENSOR SUPPLY VOLTAGE VI O...

  • Page 58: Hydraulic Section

    14005HHYDRAULIC CONTROL VALVE NEXSTAR II P/N: 480989251 #8 JIC TYP (2) PLCS #6 JIC TYP (6) PLCS 5/16-18 X .75 DEEP TYP (2) PLCS #6 SAE GAUGE PORT 27 MM HEX Courtesy of CraneMarket.com...
  • Page 59 HC-12 HYDRAULIC CONTROL VALVE NEXSTAR II P/N: 480989251 ITEM NO. PART NUMBER DESCRIPTION 366823901 COIL, 5/8" DIA 12VDC DEUTSCH 366823902 CARTRIDGE, SIZE 4W 3P CLSD CTR 366823906 VALVE, LOGIC SPOOL TYPE 290 PSI 366823914 VALVE, CHECK 100 PSI 366823904 CARTRIDGE, 2-WAY UNLOADER...

  • Page 60: Counterbalance Valve

    HC-12 COUNTERBALANCE VALVE ADJUSTMENT Counterbalance Valve Adjustment Notice: 1. In an EMERGENCY situation when it 1. With PTO disengaged and boom properly becomes necessary to lower the boom without fl ow supported, remove the plug on the present, the CB valve adjustment can be turned in until counterbalance valve.

  • Page 61: Valve Override Operation

    HC-12 VALVE OVERRIDE OPERATION MANUAL OVERRIDE PROCEDURES 1) OPERATE THE TWIST LOCK END ON THE UNLOADER VALVE (ULV). THIS WILL SEND HYDRAULIC FLUID TO THE VALVE BLOCK. 2) SELECT THE FUNCTION DESIRED,THEN CLOSE THE GAP BETWEEN COLLAR AND THE END ON THE OVERRIDE BUTTON.

  • Page 62: Trouble Shooting Charts

    HC-12 TROUBLESHOOTING CHART Courtesy of CraneMarket.com...
  • Page 63 HC-12 ERROR CODE TROUBLESHOOTING CHART Courtesy of CraneMarket.com...
  • Page 64 HC-12 ELECTRICAL TROUBLESHOOTING CHART Courtesy of CraneMarket.com...
  • Page 65 HC-12 ELECTRICAL TROUBLESHOOTING CHART Courtesy of CraneMarket.com...
  • Page 66 HC-12 HYDRAULIC TROUBLESHOOTING CHART PROBLEM POSSIBLE CAUSE DIAGNOSIS SOLUTION CRANE MOVES JAMMED CARTRIDE TRY TO MANUALLY OVERRIDE VALVE REPLACE CARTRIGE UNEXPECTEDLY IF UNABLE TO MOVE STEM. CARTRIDGE IS JAMMED COUNTER-BALANCE SET ADJUST THE COUNTER-BALANCE OUT CONTACT AUTOCRANE FOR PROPER SETTING TOO LOW (BOOM-UP &...

  • Page 67: Cartridge Maintenance

    HC-12 CARTRIDGE MAINTENANCE  Clean the area around the valve spool to be removed from the valve bank  Remove the valve spool from the valve bank being careful not to touch or hit surrounding objects  Carefully remove any visible debris from the valve spool ...

  • Page 68: Load Chart

    HC-12 LOAD CHART P/N 475000120 HC-12 10000 NOTE: 1. ALL CAPACITIES SHOWN IN (LBS) 2. WEIGHT OF LOAD HANDLING 5200 DEVICES ARE PART OF THE LOAD AND MUST BE DEDUCTED FROM THE 11666 CAPACITY 2997 6240 12000 3674 8000 12000...
  • Page 69 PREVENTATIVE MAINTENANCE PAINT FINISH PREVENTIVE MAINTENANCE INSTRUCTIONS The paint fi nish on Auto Crane products can become damaged during normal use when chipped, scratched, exposed to harsh chemicals, cleaned with high pressure washers, etc. During periods when the truck is exposed to salt or other corrosive chemicals, Auto Crane products should be washed weekly.
  • Page 70 NOTES Courtesy of CraneMarket.com...

  • Page 71: Warranty

    LIMITED WARRANTY 1 YEAR PURCHASED REPLACEMENT PARTS Auto Crane will warranty to the consumer for a period of (1) year from the date that a new Auto Crane replacement part was purchased from an authorized Auto Crane distributor. Each new Auto Crane part they sell will be free under normal use and service from defects in material and workmanship.
  • Page 72 2 YEAR PARTS AND LABOR Auto Crane will warranty to the consumer for a period of (2) years parts and labor from the date of purchase. Each new Auto Crane unit they sell will be free under normal use and service from defects in material and workmanship.
  • Page 73 Note: This manual should remain with the crane at all times. Auto Crane will not assume responsibility or liability for any modifi cations or changes made to unit, or installation of component parts without authorization. Auto Crane Company issues a limited warranty certifi...
  • Page 74 Courtesy of CraneMarket.com...

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