Manitowoc 31000 Operator's Manual
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Manitowoc 31000 Operator's Manual

Luffing jib attachment
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Manitowoc 31000
Operator Manual
Luffing Jib Attachment

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Summary of Contents for Manitowoc 31000

  • Page 1 Manitowoc 31000 Operator Manual Luffing Jib Attachment...
  • Page 3 Refer to the Nameplate and Decal Assembly Drawing in Section 2 of the 31000 Operator Manual for the exact location of the crane identification plate. Always furnish serial number of crane and its attachments when ordering parts or discussing service problems with your Manitowoc dealer or the Manitowoc Crane Care Lattice Team.
  • Page 4 THE ORIGINAL LANGUAGE OF THIS PUBLICATION IS ENGLISH...

  • Page 5: Table Of Contents

    31000 LUFFING JIB OPERATOR MANUAL TABLE OF CONTENTS See end of this manual for Alphabetical Index SECTION 1 ............Introduction Crane Data.
  • Page 6 TABLE OF CONTENTS 31000 LUFFING JIB OPERATOR MANUAL Sensor Maintenance ............... . . 6-3 Luffing Jib-to-Boom Minimum Angle Switch Adjustment .
  • Page 7 Manitowoc Dealer ........
  • Page 8 31000 LUFFING JIB OPERATOR MANUAL THIS PAGE INTENTIONALLY LEFT BLANK 1-ii Published 07-23-15, Control # 078-03...

  • Page 9: Crane Data

    Basic Specifications • EC Declaration (if applicable) CHANGE OF OWNERSHIP REGISTRATION If you are the new owner of a Manitowoc crane, please register it with Manitowoc Crane Care so we can contact you if the need arises.: Go to www.manitowoccranes.com Go to Services >...

  • Page 10: Crane/Attachment/Strap Identification

    INTRODUCTION 31000 LUFFING JIB OPERATOR MANUAL CRANE/ATTACHMENT/STRAP IDENTIFICATION An identification plate is on the outside of the operator cab (Figure 1-1), on attachments (for example, luffing jibs), and on straps available for this crane: Operator cab Enclosure FIGURE 1-1 CRANE ORIENTATION FRONT 0°...

  • Page 11: Identification And Location Of Components

    31000 LUFFING JIB OPERATOR MANUAL INTRODUCTION IDENTIFICATION AND LOCATION OF COMPONENTS FIGURE 1-3 Item Description VPC (Variable Position Counterweight) shown partially extended and retracted. Backhitch. Mast. Manitowoc Published 07-23-15, Control # 078-03...
  • Page 12 INTRODUCTION 31000 LUFFING JIB OPERATOR MANUAL Jib backstay straps. Equalizer. Boom straps. Main strut stop. Main strut. Luffing hoist wire rope. Jib strut. Luffing jib straps. Wire rope guide. Upper jib point. Lower jib point. Load block. Load block. #91 luffing jib.

  • Page 13: English And Metric Conversions

    31000 LUFFING JIB OPERATOR MANUAL INTRODUCTION ENGLISH AND METRIC CONVERSIONS Inverse Conversion DIVIDE (÷) known value by conversion factor to obtain Direct Conversion equivalent value in desired units. For example, 3.6576 m is MULTIPLY (x) known value by conversion factor to obtain converted to feet, as follows: equivalent value in desired units.
  • Page 14 INTRODUCTION 31000 LUFFING JIB OPERATOR MANUAL To Convert Symbol Application Symbol Multiply By Ounce Milliliter 29.5735 Pint Liter 0.4732 Fluid Capacities Quart Liter 0.9464 Gallon Liter 3.7854 Gallon Per Minute Pump Flow Liters Per Minute L/min 3.7854 WEIGHT Pound Unit/Component Kilogram 0.4536...

  • Page 15: Section 2

    31000 LUFFING JIB OPERATOR MANUAL SECTION 2 SAFETY INFORMATION TABLE OF CONTENTS Safety ................2-1...
  • Page 16 31000 LUFFING JIB OPERATOR MANUAL THIS PAGE INTENTIONALLY LEFT BLANK 2-ii Published 07-23-15, Control # 078-03...

  • Page 17: Safety

    31000 LUFFING JIB OPERATOR MANUAL SAFETY INFORMATION SECTION 2 SAFETY INFORMATION SAFETY See Section 2 of the 31000 Operator Manual Manitowoc Published 07-23-15, Control # 078-03...
  • Page 18 SAFETY INFORMATION 31000 LUFFING JIB OPERATOR MANUAL THIS PAGE INTENTIONALLY LEFT BLANK Published 07-23-15, Control # 078-03...
  • Page 19 31000 LUFFING JIB OPERATOR MANUAL SECTION 3 OPERATING CONTROLS AND PROCEDURES TABLES OF CONTENTS Operating Controls............3-1 Operating Procedures .
  • Page 20 31000 LUFFING JIB OPERATOR MANUAL THIS PAGE INTENTIONALLY LEFT BLANK 3-ii Published 07-23-15, Control # 078-03...

  • Page 21: Operating Controls

    31000 LUFFING JIB OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES SECTION 3 OPERATING CONTROLS AND PROCEDURES OPERATING CONTROLS See Section 3 of the 31000 Operator Manual. OPERATING PROCEDURES See Section 3 of the 31000 Operator Manual. Published 07-23-15, Control # 078-03...
  • Page 22 OPERATING CONTROLS AND PROCEDURES 31000 LUFFING JIB OPERATOR MANUAL THIS PAGE INTENTIONALLY LEFT BLANK Published 07-23-15, Control # 078-03...
  • Page 23 31000 LUFFING JIB OPERATOR MANUAL SECTION 4 SET-UP AND INSTALLATION TABLE OF CONTENTS Overview ............. 4-1 Pre-Installation Checklist .
  • Page 24 31000 LUFFING JIB OPERATOR MANUAL THIS PAGE INTENTIONALLY LEFT BLANK 4-ii Published 07-23-15, Control # 078-03...

  • Page 25: Overview

    The installation/removal area shall be firm, level, and free of ground and overhead obstructions. the #91 luffing jib attachment on a Model 31000. The instructions in this section assume that the crane and Unless otherwise specified in the capacity chart, the required length of boom are already installed and ready for foundation shall be level to within 0.5% —...

  • Page 26: Pre-Installation Checklist

    Read CRANE WEIGHTS in Section 4 of the 31000 Operator Manual. Read HOSE AND CABLE CLEANLINESS in Section 4 of the 31000 Operator Manual. Read PIN AND CONNECTING HOLE CLEANLINESS in Section 4 of the 31000 Operator Manual. Read TIGHTENING HYDRAULIC COUPLERS in Section 4 of the 31000 Operator Manual.
  • Page 27 Drum 5 (A) attached to the crane. Drum 6 (rigging winch) (B) relocated to the Drum 5 frame. If either of the above has not been done, then see Section 4 of the 31000 Operator Manual for instructions. FIGURE 4-1 Remove block from the lower point.

  • Page 28: #91 Luffing Jib Installation

    SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL #91 LUFFING JIB INSTALLATION In the following steps, except where noted, a 54 m (177.2 ft) #91 luffing jib will be attached to a 70 m (229.7 ft) #90 boom. NOTE: For node and sensor wiring for the #91 luffing jib, see the...
  • Page 29 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 4 and 8: On the #90 boom 10 m (32.8 ft) equalizer insert (A), attach the lower wire rope guide (B): Item Description #90 boom 10 m (32.8 ft) equalizer insert (working configuration) Lower wire rope guide (working position).

  • Page 30: Configure The #90 Boom And #91 Luffing Jib Tops

    SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 4 and 8: On the #90 boom 10 m (32.8 ft) equalizer insert (A), attach the upper wire rope guide (B): Item Description #90 boom 10 m (32.8 ft) equalizer...
  • Page 31 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 3: Relocate the wire rope guide (C) and left (D) and right (E) boom point lower assemblies: NOTE: In order to remove or attach the left (D) and right (E) boom point lower assemblies to the #90 boom top...
  • Page 32 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 3: Boom point left hand lower assembly installation on the #90 boom top: • Position the boom point left hand lower assembly (B) on the grade shown below.

  • Page 33: Set Up #90 Boom

    31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Set Up #90 Boom Step Action Information below from drawing A19443, Sheet 8: On the #90 boom, lower the wire rope roller assemblies (A) to their working position (C): Item Description Wire rope roller assembly.
  • Page 34 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 8: Use the Drum 6 rigging winch (C) to reeve the following: • 50 mm load hoist wire ropes up to the wire rope guide on the wire rope guide (see Figure 4-7).

  • Page 35: Assemble And Attach The Jib Strut

    31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Assemble and Attach the Jib Strut Step Action Information below from drawing A19443, Sheet 8: Assemble the jib strut: • Block (D) the jib strut butt (C) as shown below. • Using an assist crane (A), attach the jib strut insert (E) to the jib strut butt (C) with connector and safety pins (I).
  • Page 36 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 9: Attach the jib strut to the #90 boom: • Use an assist crane (see Figure 4-13) to align the jib strut butt (A) with the #90 boom top (B).
  • Page 37 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 9: Use an assist crane (A) to place counterweight boxes (C or D) at the end of the jib strut (B) as shown below: •...
  • Page 38 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 10: The strut cap (D) that ships with the luffing jib is reeved with a sucker line (C). Attach the Drum 5 wire rope (B) to this sucker line (C).
  • Page 39 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 10: After reeving the Drum 5 wire rope (A) through the strut cap (C), attach the Drum 5 wire rope dead end (B) as shown below.

  • Page 40: Assemble And Attach The Lower Half Of The Main Strut

    SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Assemble and Attach the Lower Half of the Main Strut Step Action Information below from drawing A19443, Sheet 11: Use an assist crane (A) to assemble the lower half of the main strut: •...
  • Page 41 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 11: Using an assist crane (A) attached to the main strut insert (G) as shown below, attach the lower half of the main strut to the #90 boom top (F): •...
  • Page 42 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 11: Use an assist crane (A) to attach the main strut stops to the #90 boom top (H): • Attach an assist crane (A) to one of the main strut stops (B).
  • Page 43 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 12: Connect the Drum 6 winch wire rope (F) to the main strut: • Run the Drum 6 winch wire rope (F) through the winch equalizer assembly (A), the wire rope guide (B), and the snatch block (C) on the main strut insert.

  • Page 44: Assemble The Upper Half Of The Main Strut

    SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Assemble the Upper Half of the Main Strut Step Action Information below from drawing A19443, Sheet 12: Use an assist crane (A) to assemble the upper half of the main strut: • Block the main strut insert (B).
  • Page 45 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 13: Use an assist crane (A) to attach the upper half of the main strut to the lower half of the main strut: • Use the connector pins and the cotter pins provided (B).
  • Page 46 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 13: Move the Drum 5 wire rope (A) on top of the main strut rollers (B): Item Description Drum 5 wire rope. Main strut roller.
  • Page 47 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheets 3, 4, and 13: Assemble the jib support straps (J) to the main strut: • Move the pin holding the link support set (B) to the storage trough (C) from the storage position (D) to the working position (E).
  • Page 48 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Using drawing A19443 as a guide, connect the jib backstay straps (A): • Move the strap links from the tie-down position (C) to the stowage position (D). • Remove the pin, collar, and pin assembly (G) from the strap as shown below.
  • Page 49 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 14: Jib backstay spreader connection for boom lengths less than 70 m (229.7 ft): • Jib backstay straps shall be connected (see Figure 4-24).
  • Page 50 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 14: Jib backstay spreader connection for boom lengths 70 m (229.7 ft) and greater: • Jib backstay straps shall be connected (see Figure 4-24).

  • Page 51: Relocate The Strut Cap From The Jib Strut To The Main Strut

    31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Relocate the Strut Cap from the Jib Strut to the Main Strut Step Action Information below from drawing A19443, Sheet 15: • Attach an assist crane to the top of the strut cap (A) using a 2-point chain sling (B): FIGURE 4-27 •...
  • Page 52 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 15: • Attach the lifting lug (E) on the strut raising pendant (D) to the Drum 1 or Drum 2 wire rope (F). • Remove the rear strut cap pins (G). These pins will be used in a later step to fasten the strut cap (B) to the top of the main strut transition insert (H).
  • Page 53 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 15: Using an assist crane (A) and the Drum 1 or Drum 2 wire rope (C), • Move the strut cap (B) over the main strut transition insert (D).
  • Page 54 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 16 and 17: • Reposition the Drum 5 wire rope as follows: Support the spreader halves (A and B) with lifting slings from the assist crane.
  • Page 55 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 16: For a crane with a boom length of 55 m (180.5 ft), connect the strut cap (B) to the jib backstay spreader (D) as shown below: •...
  • Page 56 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 17: For a crane with a boom length of 60 m (196.9 ft), connect the strut cap (B) to the jib backstay spreader (D) as shown below: •...
  • Page 57 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 17: For a crane with a boom length of 65 m (213.3 ft), connect the strut cap (B) to the jib backstay spreader (D) as shown below: •...
  • Page 58 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 18: For a crane with a boom length of 70 m (229.7 ft), 75 m (246.1 ft), 80 m (262.5 ft), or 85 m (278.9 ft), connect the strut cap (B) to the last jib backstay strap (F) on the jib backstay spreader (D) as shown below: •...
  • Page 59 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 18: For a crane with a boom length of 90 m (295.3 ft), 95 m (311.7 ft), 100 m (328.1 ft), or 105 m (344.5 ft), connect the strut cap (B) to the last jib backstay strap (F) on the jib backstay spreader (D) as shown below: •...
  • Page 60 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Using an assist crane (E) and Drum 1 or Drum 2 wire rope (F), attach the strut cap (D) to the main strut transition insert (C): • Position the strut cap (D) so that the top two strut cap pins (A) engage the main strut transition insert (J) hook connector (B).
  • Page 61 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 20: Attach hydraulic line stays (A) to the left hand jib backstay straps (B) that connect the jib backstay spreader (C) to the strut cap (D):...
  • Page 62 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 19: • Disconnect the strut raising pendant (B) from the Drum 2 wire rope. If Drum 2 will not be rigged, then return the Drum 2 wire rope to Drum 2.
  • Page 63 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 20: Connect the hydraulic lines (A) from the hose reel (B) to the jib backstay spreader (C): • Uncoil the hydraulic lines (A) from the hose reel (B).

  • Page 64: Raise The Main Strut

    SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Raise the Main Strut Step Action Information below from drawing A19443, Sheet 21: Use the assist crane (A) to raise the main strut (B) while paying out Drum 5 wire rope (C): •...
  • Page 65 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 22: Complete raising the main strut (B): • Continue to hoist with the assist crane (A) while taking out slack with the Drum 6 winch wire rope (C).
  • Page 66 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 19 and Sheet 21: Close the bypass valve (B) on both main strut support stops (A): NOTE: Screw out the bypass valve to open it. Screw in the bypass valve to close it.
  • Page 67 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 22: Fasten the upper and lower sections of the main strut (A) and extend the jib backstay spreader (H): • Ensure that the main strut connector pins (G) are both retracted.
  • Page 68 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 22: Remove the Drum 6 winch wire rope: • Disconnect the Drum 6 winch wire rope (A) dead end (B). • Reel in the Drum 6 winch wire rope (A).

  • Page 69: Prepare The Jib Strut

    31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Prepare the Jib Strut Step Action Information below from drawing A19443, Sheet 23: Prepare to raise the jib strut: • With the jib strut (G) supported by the Drum 5 wire rope (H), remove lifting slings (A). See Figure 4-13.
  • Page 70 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 23: Prepare the #91 luffing jib butt (A) for assembly: • Remove the stowed straps (B) for use per luffing jib table on A19443 sheet 1 and strap configuration per jib makeup on A19443 sheets 5 and 6.
  • Page 71 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action The nitrogen gas pressure gauge (B) on the jib stop assembly (A) should read the pressure shown in the table below. To increase gas pressure, see Luffing Jib Physical Stop (page 6-9).
  • Page 72 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing 81012709: Set the spring assembly (A) rod guide distance (B) on each jib stop assembly (C) to approximately 117.0 mm (4.61 in): • The link (D) shall contact the jib stop assembly (C). Use the extend (G) and retract (H) hydraulic lines to move the link (D) into position.

  • Page 73: Assemble The Luffing Jib And Attach To #90 Boom

    31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Assemble the Luffing Jib and Attach to #90 Boom Step Action Information below from drawing A19443, Sheet 24: Remove jib backstay straps (D) and luffing jib straps (E) from the reinforced jib insert (B).
  • Page 74 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 24: Use an assist crane (A) to attach a 12 m (39 ft) insert (B) to the reinforced jib insert (C). Install connector pins (F) per drawing A18701, sheet 7.
  • Page 75 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 24: Attach the #91 luffing jib (B) to the #90 boom top (D): • Ensure that the cylinders on the jib stop assembly (E) are fully extended (see Figure 4-50).
  • Page 76 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 24: Boom point right hand lower assembly installation on the #91 luffing jib top: • Position the right hand lower assembly (E) on the ground with block as shown below.
  • Page 77 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 25: Complete the jib assembly: • Use an assist crane to attach each insert (A) and the #91 luffing jib top (B) per drawing A19443.
  • Page 78 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 25: • Reeve the Drum 2 main load hoist line (A) over the main strut (B) upper sheave and the jib strut (C) upper sheave.
  • Page 79 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 25: • With Drum 1 (A) or Drum 3 (B) reeved to the jib top wire rope guide, reeve the other line — Drum 3 (B) or Drum 1 (A) —...
  • Page 80 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 25: • Pay in the load hoist line (A) and lower the jib strut (B) until the suspended straps (C) are positioned vertically over the last insert strap (D).
  • Page 81 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 25: • Reroute the main load hoist line (A) from the top to the bottom of the wire rope guide (B). • Tie off the main load hoist line (A) and the whip line (E) to the #91 luffing jib top (C).

  • Page 82: Raise The Luffing Jib

    • Use straps to attach an assist crane (A) to the jib top tubes (B). • Raise the #91 luffing jib (C) high enough to place the jib top in the dolly cradle (D). NOTE: Before using the dolly, prepare it as described in Section 4 of the 31000 Operator Manual. Item Description Assist crane.
  • Page 83 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 26: Raise the boom (A) — with minimum tension on the jib straps (B) — until the boom-to-luffing jib angle (C) equals 150°: Item Description Boom.
  • Page 84 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 26: Once the boom-to-luffing jib angle is 150°, retract each jib stop support cylinder, one at a time: • Connect the Arctic 15 hydraulic hoses from the Portable Power Unit to either jib stop cylinder (A) as shown in Figure 4-50.
  • Page 85 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 26 and 27: • Raise the boom to the proper boom-to-luffing jib included angle (A) — 70°, 90°, or 150° — specified in the luffing jib raising/lowering procedure charts.
  • Page 86 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 26: Temporarily remove the link swivel (A) and button socket (B) from the lower boom point dead end lug (C). Item Description Link swivel.
  • Page 87 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 26: • Install shackles (A) and block snatch (B) to the lower boom point dead end lug (C). • Reeve the hook block with a sucker line per drawing A18701.
  • Page 88 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 26: Reeve the 19 mm Drum 6 winch wire rope (A) through the lower boom point assembly (B) and the hook block (C) per the reeving diagrams as indicated on the selected hook block: •...

  • Page 89: Intermediate Suspension Installation

    31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Intermediate Suspension Installation Step Action Information below from drawing A19443, Sheet 29: Intermediate suspension shall be installed on a crane when the luffing jib is 90 m (295.3 ft) or greater. Intermediate suspension (A) is a connection between the luffing jib straps (B) and the #91 luffing jib inserts (C) as shown below.
  • Page 90 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 29: • Attach the strap rigging winch (G) as shown in Figure 4-24. • Remove the short strap pin (A) from the boom strap without the link assembly (B).
  • Page 91 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 29: Connect the lower portion of the intermediate suspension: • Apply Loctite 242 to retaining screw (C) threads. Then attach the intermediate suspension yoke (B) to the appropriate insert (A) using the retaining screw (C) and insert pin (D).
  • Page 92 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 29: Connect the open end of the intermediate suspension pendant (A), along with the intermediate suspension cross member (B) to the lower portion of the intermediate suspension:...
  • Page 93 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 29: Lower the strap rigging winch hook (B) between the strap links as shown below. Then connect the hook to the lifting lug on the intermediate suspension top pendant link (C):...
  • Page 94 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 29: Use the strap rigging winch to raise the intermediate suspension top pendant link (A) until the link can be pinned to the intermediate suspension top link (B).

  • Page 95: Upper Boom Point Installation

    31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Upper Boom Point Installation • If reeving the lower boom point while the luffing jib is on a dolly OR if the boom-to-luffing jib included angle is 150°, then go Upper Boom Point Installation — Method 1 page 4-71.
  • Page 96 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 28: Boom up to allow the upper boom point (A) to hang vertically: Item Description Upper boom point. Drum 3 wire rope. Boom up...
  • Page 97 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 28: • Slowly boom down as the upper boom point wheel (A) contacts the ground and rolls towards the crane. • When the upper boom point (B) rotates into position against the load pins (C), reinstall the locking pins (D).

  • Page 98: Upper Boom Point Installation - Method 2

    SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Upper Boom Point Installation — Method 2 Step Action Information below from drawing A19443, Sheet 28: Complete the hook block reeving (A): Item Description Hook block reeving. Drum 3 hoist line. FIGURE 4-80 Information below from drawing A19443, Sheet 28: •...
  • Page 99 31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Step Action Information below from drawing A19443, Sheet 28: Boom up to allow the upper boom point (A) to hang vertically: Item Description Upper boom point. Drum 3 wire rope. Boom up...
  • Page 100 SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Information below from drawing A19443, Sheet 28: • Slowly boom down as the upper boom point wheel (A) contacts the ground and rolls towards the crane. • When the upper boom point (B) rotates into position against the load pins (C), reinstall the locking pins (D).

  • Page 101: #91 Luffing Jib Disassembly

    31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION #91 LUFFING JIB DISASSEMBLY Lower the Luffing Jib and Boom Step Action Lower the hook block and/or weight ball per the load chart for the luffing jib/boom length configuration. Lower the luffing jib per the luffing jib raising/lowering procedure chart to a 70°, 90°, or 150° boom-to-luffing jib included angle as specified by the chart.

  • Page 102: Lower The Main Strut

    SET-UP AND INSTALLATION 31000 LUFFING JIB OPERATOR MANUAL Step Action Disconnect the jib straps from the link support set. Return the link support set to its shipping position (Figure 4-46). Lower the Main Strut Step Action Disconnect pendants, yoke, and snatch block from the main strut...

  • Page 103: Main Strut In Folded Position

    31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION Main Strut in Folded Position Step Action Disconnect the strut raising pendant (Figure 4-39) from the assist crane and the strut cap (Figure 4-28). Relocate the Strut Cap from the Main Strut to the Jib Strut...

  • Page 104: Remove The Lower Half Of The Main Strut

    The boom shall be removed from the crane in order to access Drum 5. See drawing A18701 for disassembly. See Section 4 of the 31000 Operator Manual. Remove the Luffing Jib Drum 5 Assembly and Relocate the Wire Rope Guide...

  • Page 105: Section 4 Inserts

    31000 LUFFING JIB OPERATOR MANUAL SET-UP AND INSTALLATION SECTION 4 INSERTS • Drawing A19443 — Luffing Jib Assembly, #91 on #90 Boom • Drawing 81000640 — Wind Speed Assembly • Drawing 81009008 — Electrical Accessory Assembly, Aircraft Warning • Drawing 81012924 — Electrical Control Assembly, Boom Wiring and Limits •...
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  • Page 107: Section 5

    31000 LUFFING JIB OPERATOR MANUAL SECTION 5 LUBRICATION Lubrication Guide ..............5-1...
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  • Page 109: Lubrication Guide

    31000 LUFFING JIB OPERATOR MANUAL LUBRICATION SECTION 5 LUBRICATION LUBRICATION GUIDE See F2201 at the end of this section. Manitowoc Published 07-23-15, Control # 078-03...
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  • Page 111 31000 LUFFING JIB OPERATOR MANUAL SECTION 6 MAINTENANCE CHECKLIST TABLE OF CONTENTS Overview ............. 6-1 Sensor, Physical Stop, and Indicator Locations .
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  • Page 113: Overview

    Sensors — angle, load, limit, and wind speed • Physical stops — boom and luffing jib • Aircraft warning lights For maintenance and inspection of the following components, see the 31000 Service Manual supplied with the crane: • Straps • Wire Rope •...

  • Page 114: Sensor, Physical Stop, And Indicator Locations

    MAINTENANCE 31000 LUFFING JIB OPERATOR MANUAL SENSOR, PHYSICAL STOP, AND INDICATOR LOCATIONS Item Description Jib angle indicator (inside the luffing jib top). Boom angle indicator (on the boom butt and the boom top). Luffing jib maximum angle limit switch (on the left luffing jib stop).

  • Page 115: Sensor Maintenance

    Fault 64: Jib • Check sensor wiring. Perform an RCL/RCI calibration. angle sensor out Jib angle indicator • Replace the sensor. See the 31000 Service Manual. of range. Fault 49: Jib • These fault icons indicate operational limits which are maximum up not necessarily sensor malfunctions.

  • Page 116: Luffing Jib-To-Boom Minimum Angle Switch Adjustment

    MAINTENANCE 31000 LUFFING JIB OPERATOR MANUAL Luffing Jib-to-Boom Minimum Angle Switch Adjustment The luffing jib-to-boom minimum angle switch (A) is activated when the following sequence of events occurs: • The luffing jib is lowered to a point where the luffing jib butt (B) contacts and depresses the actuator rod (H).
  • Page 117 31000 LUFFING JIB OPERATOR MANUAL MAINTENANCE The luffing jib-to-boom minimum angle switch (A) should be mounted as shown in Figure 6-2. Activated and non-activated positions of the actuator rod are shown in Figure 6-3: Item Description Luffing jib-to-boom minimum angle switch.
  • Page 118 MAINTENANCE 31000 LUFFING JIB OPERATOR MANUAL To adjust the actuator rod (A) position, loosen the lid screws (B) and remove the lid (C). Loosen the mounting bolts (D) and move the switch box as needed: Item Description Actuator rod. Lid screws.

  • Page 119: Luffing Jib-To-Boom Maximum Angle Switch Adjustment

    31000 LUFFING JIB OPERATOR MANUAL MAINTENANCE Luffing Jib-to-Boom Maximum Angle Switch Adjustment The luffing jib-to-boom maximum angle switch (E) is activated when the following sequence of events occurs: • The luffing jib is raised to a point where the luffing jib butt (A) contacts the physical luffing jib stop (D).
  • Page 120 MAINTENANCE 31000 LUFFING JIB OPERATOR MANUAL To determine the position of the actuator rod on the luffing jib-to-boom maximum angle switch (A), measure the distance between the angle switch mounting block (B) and the actuator rod tip (C) as shown in...

  • Page 121: Physical Stop And Indicator Maintenance

    31000 LUFFING JIB OPERATOR MANUAL MAINTENANCE PHYSICAL STOP AND INDICATOR MAINTENANCE Boom Physical Stop See Section 4 of the 31000 Service Manual. Luffing Jib Physical Stop See Section 4 of the 31000 Service Manual. Block-Up See Section 4 of the 31000 Service Manual.
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  • Page 123 Manitowoc Dealer ........
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