LiftSmart MLC Parts And Service Manual

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MLC PARTS & SERVICE MANUAL

Part No. M00969C

Printed in the USA

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Page 1 MLC PARTS & SERVICE MANUAL Part No. M00969C Printed in the USA...
Page 2 It is strongly recommended that only trained and authorized personnel perform maintenance on this material lift. This manual is intended to be used in conjunction with the MLC Construction Pro Series Operator’s Manual. Failure to read, understand, and obey all safety rules in both manuals, and all safety decals/placards attached to the material lift, may result in serious injury or death.
Page 3: Table Of Contents
MLC Construction Pro Series Part Number M00969C Parts & Service Manual CONTENTS 1 - SAFETY 5 - PARTS (continued) Personal & Maintenance Safety Mast Assembly (I) - First Mast Assembly Mast Assembly (II) - Center Mast Assembly 2011 – 2012 Models...
Page 4: Safety
Parts & Service Manual SAFETY Failure to follow all safety rules in this manual, in addition to the MLC Construction Pro Series Operator’s Manual, and all safety decals/placards attached to the material lift may result in serious injury or death.
Page 5: Personal & Maintenance Safety
❑ Read, understand, and obey the safety ❑ Wear personal protective equipment rules described in the MLC Construction (PPE), including protective eyewear, Pro Operator’s Manual. gloves, and steel-toed shoes. ❑ Choose a work area that is clean, well-lit, and properly ventilated.
Page 6: Inspections
Perform each of the following inspections daily or • Perform all daily, quarterly and/or annual before each use of the material lift: inspections according ❑ Verify that the MLC Construction Pro manufacturer’s recommendations. Series Operator’s Manual is in the storage • Perform quarterly and/or annual container attached to the material lift.
Page 7: Visual Inspection
MLC Construction Pro Series Part Number M00969C Parts & Service Manual VISUAL INSPECTION FUNCTION TEST (2-Speed Winch Models) Perform the following inspections daily or before Perform the following test daily or before each use each use: to verify that the equipment is not malfunctioning: ❑...
Page 8: Quarterly Inspections
Parts & Service Manual Part Number M00969C MLC Construction Pro Series QUARTERLY INSPECTIONS Perform the following inspections quarterly or after every 100 hours of operation. Perform these inspections in addition to all daily inspections: NOTE: It is important to perform all the inspections listed to ensure the material lift can be used correctly and safely.
Page 9: Cleaning The Masts
CLEANING THE MASTS Replace the brake lining plate if it is less than 1/16 inch (1.5 mm) thick. LiftSmart requires that this procedure be performed ❑ Inspect the reamed bushings on the shaft for every 200 hours or quarterly, whichever comes excessive wear.
Page 10: Annual Inspections
4. Re-assemble the Mast (refer to related corrosion. information in Section 4 of this manual). Inspect the Hold Down Bar Unsafe work areas occur when damage to the MLC Construction Pro Series is not discovered. ❑ Visually inspect the Fork Carriage and Hold Down Bar.
Page 11: Inspecting The Mast Assembly
MLC Construction Pro Series Part Number M00969C Parts & Service Manual INSPECTING THE MAST ASSEMBLY Perform the following steps to inspect the mast assembly for wear: ❑ Engage hold-down bar and then tilt the material lift back and lower it onto a support so that the masts are parallel to the ground and the Fork Carriage is facing up.
Page 12: Inspecting The Ce Mast Brake System
RESULT: The mast should stop within 5 not elevate. inches (12.7 cm) and the mast brake should be engaged. * Please check our website (liftsmart.NET) for upcoming videos that will demonstrate this testing procedure. Copyright © 2022 LiftSmart...
Page 14: Troubleshooting
When troubleshooting the material lift: ❑ Follow all the safety rules provided in previous sections of this manual and in the MLC Construction Pro Series Operator’s Manual and all safety decals/placards attached to the material lift. ❑ Use the table on the following page to determine the cause of the malfunction and the solution to correct the issue(s).
Page 15 MLC Construction Pro Series Part Number M00969C Parts & Service Manual COMPLAINT Possible CAUSE CORRECTION Mast does not sequence properly. The material lift is at or above Remove excess weight from the maximum capacity. load. A pulley-mount is broken. Inspect and replace all broken pulley mounts.
Page 16: Repair
While performing repairs: ❑ Follow all the safety rules provided in previous sections of this manual and in the MLC Construction Pro Series Operator’s Manual, and all safety decals/placards attached to the material lift. ❑ Follow all instructions provided in this section.
Page 17: Removing The Base
MLC Construction Pro Series Part Number M00969C Parts & Service Manual REMOVING THE BASE ❑ Follow this procedure to remove the base from the Remove the ball detent pin (M00088) and material lift and refer to the related parts diagrams guide each leg to its storage position.
Page 18 Parts & Service Manual Part Number M00969C MLC Construction Pro Series procedure above in the reverse sequence with the added steps below: Prior to tightening the cap screws to the Base Weldment and Struts ensure the right and left side of the Base Weldment is square (set to 90- degrees) with the First Mast (use a square).
Page 19: Disassembling The Mast
MLC Construction Pro Series Part Number M00969C Parts & Service Manual DISASSEMBLING THE MAST ❑ If desired, for easier access, the Leg Follow this procedure to disassemble the mast Assemblies can be folded into their stowed (refer to prior section if base is also to be removed): position by a.) removing the Ball Detent Pin...
Page 20: Assembling The Mast
Parts & Service Manual Part Number M00969C MLC Construction Pro Series ASSEMBLING THE MAST Follow this procedure to assemble a mast that has securely tightened and that Blue Loctite® has been disassembled: been applied to the bolt threads. ❑ If the Base Weldment has not been removed the...
Page 21 MLC Construction Pro Series Part Number M00969C Parts & Service Manual ❑ downward. Replace or re-install the Struts Slide each mast forward and attach the mast (M00024 & M00025) following the procedure in Down Stop. this manual. NOTE: Before sliding each mast forward, pull ❑...
Page 22: Replacing A Pulley
Parts & Service Manual Part Number M00969C MLC Construction Pro Series REPLACING A PULLEY Follow this procedure to replace a pulley without Note: The fasteners (screws and washers) used to having to fully disassemble the mast. mount the pulleys vary by mast and/or position.
Page 23: Replacing A Pulley Mount
MLC Construction Pro Series Part Number M00969C Parts & Service Manual ❑ REPLACING A PULLEY MOUNT Replace the pulley mount and any additional component that needs to be replaced. Follow this procedure to replace a pulley mount or ❑ Thread the cap screw of the pulley into the new any component on it without having to fully pulley mount (apply red Loctite®...
Page 24: Replacing The Cable
Parts & Service Manual Part Number M00969C MLC Construction Pro Series ❑ REPLACING THE CABLE Remove the retaining pin (M00088) from each leg. Caution: The Leg Assemblies may abruptly fold down once retaining pins are Follow this procedure to replace the cable without removed and inadvertently strike technicians disassembling the mast.
Page 25 Use needle nose pliers to feed the cable into the pulley at the bottom of the Front Mast until it reaches the top of the mast. Please visit our web site at www.liftsmart.NET for ❑ Feed the cable into the pulley at the top of the...
Page 26: Replacing The Transport Wheel Option
▪ Leave the push tube at the 90-degree Follow this procedure to add or replace the position. transport wheel option on an MLC Material Lift. ▪ Tilt the material lift back onto a support as Disassembling the Transport Wheel Option: described in prior sections.
Page 27: Parts
❑ ALWAYS use replacement parts provided or authorized by the manufacturer. NOTE: Slight variations may exist in the design of the MLC Construction Pro Series, contingent upon its date of manufacture. Whenever possible, these variations are noted in the diagrams, and footnotes under the part number tables, on the following pages.
Page 28: Decals - Ansi
M00920 Made in the U.S.A. Quantity Part Number Description MLC-12 MLC-18 MLC-24 M00913 LiftSmart Material Lift Construction Pro Series Decal M00915 MLC-12 (Cosmetic) M00916 MLC-18 (Cosmetic) M00917 MLC-24 (Cosmetic) M00921 NOTICE - Load Capacity, MLC M00966 Serial Plate, Material Lifts M00991 Cosmetic URL Decal, www.liftsmart.NET (black letters)
Page 29 MLC Construction Pro Series Part Number M00969C Parts & Service Manual M00903 M00904 M00904 M00913 Refer to page 58 for multiple quantities and locations of M00910. M00906 M00910 M00991 M00915 M00992 M00916 M00917 M00919 M00921 Copyright © 2022 LiftSmart...
Page 30: Decals - Ce
Verify that all decals are legible and correctly attached to the material lift before operating the equipment. Quantity Part Number Description MLC-12 MLC-18 MLC-24 M00913 LiftSmart Material Lift Construction Pro Series Decal M00915 MLC-12 (Cosmetic) M00916 MLC-18 (Cosmetic) M00917 MLC-24 (Cosmetic) Operator’s Manual Storage Container, Symbolic M00900CE M00912CE...
Page 31 M00992 M00921CE M00956 M00954 M00900CE M00950 M00958 Diagrams depict basic CE configuration, but there are several variations depending on country and if the machine is equipped with optional Cable Guard. Please contact LiftSmart for additional assistance. Copyright © 2022 LiftSmart...
Page 33 M00739’s are used instead, if there are washer shims placed between the mast and the base plate to obtain the specified mast tilt-back required for the various MLC models produced (see page 16 for more information on tilt-back).
Page 34: Leg Assembly
Parts & Service Manual Part Number M00969C MLC Construction Pro Series LEG ASSEMBLY (2 LEGS PER MATERIAL LIFT) CE models equipped with symbolic decals (see part number and description table for more details) Note: Items 13 and 14 are applied to the outside facing side of each leg so the decals are visible from the outside of the machine.
Page 35 MLC Construction Pro Series Part Number M00969C Parts & Service Manual LEG ASSEMBLY Quantity Per Machine Item Part Number Number Description MLC-12 MLC-18 MLC-24 M00283- Leg Assembly w/Decals - Short ¹ ASSY M00026- Leg Assembly w/Decals - Medium ¹ ASSY M00279- Leg Assembly w/Decals - Long ¹...
Page 37 MLC Construction Pro Series Part Number M00969C Parts & Service Manual TRANSPORT WHEEL ASSEMBLY Item Part Number Number Description Quantity per Assembly M00090 Transport Wheel Assembly M00091 Transport Wheel Mounting Bracket - Right M00092 Transport Wheel Mounting Bracket - Left M00095- Transport Wheel Assembly - 10”...
Page 38: Mast Assembly (I) - First Mast Assembly
Part Number M00969C MLC Construction Pro Series MAST ASSEMBLY (I) - FIRST MAST ASSEMBLY Note: For older models, LiftSmart recommends upgrading the first mast pulley-mount assembly to the components depicted above for maximum performance and durability. Copyright © 2022 LiftSmart...
Page 39 MLC Construction Pro Series Part Number M00969C Parts & Service Manual MAST ASSEMBLY (I) - FIRST MAST ASSEMBLY HISTORICAL CHANGES Models manufactured from 2011 to Q3 2012. Copyright © 2022 LiftSmart...
Page 40 Parts & Service Manual Part Number M00969C MLC Construction Pro Series MAST ASSEMBLY (I) - FIRST MAST ASSEMBLY Item Part Number Number Description Quantity M00037 MLC Mast A M00060 Pulley w/ Bearing M00045 Pulley Mount - Mast A M00048 Pulley Guard...
Page 42: Mast Assembly (Ii) - Center Mast Assembly
Parts & Service Manual Part Number M00969C MLC Construction Pro Series MAST ASSEMBLY (II) - CENTER MAST ASSEMBLY 2011 - 2012 MODELS Copyright © 2022 LiftSmart...
Page 43 ² Prior to 2019 there were two different MLC Mast B part numbers. M00038 was used for telescopic masts without a mast braking system and M00238 was used for telescopic masts that were equipped with the first generation of the mast braking system.
Page 45 ² Prior to 2019 there were two different MLC Mast B part numbers. M00038 was used for telescopic masts without a mast braking system and M00238 was used for telescopic masts that were equipped with the first generation of the mast braking system.
Page 46: 2011 - 2012 Models
Parts & Service Manual Part Number M00969C MLC Construction Pro Series MAST ASSEMBLY (III) - FRONT MAST AND FORK CARRIAGE 2011 - 2012 MODELS Note: Item 24 is a different length bolt compared to all other pulley-mount bolts. Also, item 25 is only used on this pulley mount and only this pulley has item 19 on each side of the pulley bearing.
Page 47 MAST ASSEMBLY (III) - FRONT MAST AND FORK CARRIAGE 2011 - 2012 MODELS Item Part Number Number Description Quantity ¹ M00038 MLC Mast B Standard and Mast Brake Models M00060 Pulley w/Bearing M00054 Pulley Mount - 1/2-13 M00048 Pulley Guard M00707 Washer - M12 - Narrow M00716 HHCS - M12 x 30 ²...
Page 48: 2013 - Current Models
Parts & Service Manual Part Number M00969C MLC Construction Pro Series MAST ASSEMBLY (III) - FRONT MAST AND FORK CARRIAGE 2013 - CURRENT MODELS Note: Item 24 is a different length bolt compared to all other pulley-mount bolts. Also, item 25 is only used on this pulley mount and only this pulley has item 19 on each side of the pulley bearing.
Page 49 ² Prior to 2019 there were two different MLC Mast B and Fork Carriage part numbers. M00038 and M00040 were used for telescopic masts without a mast braking system and M00238 and M00240 were used for telescopic masts equipped with the first generation of the mast braking system.
Page 51 MLC Construction Pro Series Part Number M00969C Parts & Service Manual BACK OF THE MAST ASSEMBLY Item Number Part Number Description Quantity M00106 Push Tube Weldment Pin - Clevis - 3/8” x 3” M00112 M00740 HHCS - M10 x 30...
Page 53 Washer - Double D M00819 Spacer M00820 Sintered Iron Bearing M00821 Nut, Hex Lock - 5/8-11 6” Offset Handle Assembly (MLC-12 Models) M00837 8” Offset Handle Assembly (MLC-18 & MLC-24 Models) M00822 M00831 Reamed Bushing M00824 Base M00825 Detent Spring M00826...
Page 55 MLC Construction Pro Series Part Number M00969C Parts & Service Manual SMART-LATCH™ OPTION Quantity Per Machine Item Part Number Number Description MLC-12 MLC-18 MLC-24 Smart-Latch™ Assembly - 2 Stage Mast M07180 Smart-Latch™ Assembly - 3 Stage Mast M00181 Smart-Latch™ Assembly - 4 Stage Mast...
Page 57 MLC Construction Pro Series Part Number M00969C Parts & Service Manual CE MAST BRAKING OPTION (CURRENT MODELS) Item Part Quantity Per Number Number Description Assembly M35101-L Mast Brake Assembly, LS (includes all components below) M00498 Plunger Assembly M00769 Washer, Flat, AN960 C7/16 7/16-inch, Thick 18-8...
Page 59 MLC Construction Pro Series Part Number M00969C Parts & Service Manual CE MAST BRAKING OPTION (FIRST GENERATION) Quantity Item Part Number Number Description MLC-12 MLC-18 MLC-24 M00054 Pulley-Mount Mast B M00229 Mast Brake Clevis Washer - 0.4” ID x 1.0 OD x 0.05” - Nylon...
Page 60: Standard Fork Assembly
Parts & Service Manual Part Number M00969C MLC Construction Pro Series STANDARD FORK ASSEMBLY ADJUSTABLE FORK ASSEMBLIES STANDARD FORK ASSEMBLY ADJUSTABLE FORK ASSEMBLY Copyright © 2022 LiftSmart...
Page 61 MLC Construction Pro Series Part Number M00969C Parts & Service Manual STANDARD FORK ASSEMBLY Item Part Number Number Description Quantity per Assembly M00080- Standard Fork Assembly w/Decals (excludes Fork Pin below) ASSY M00901 Decal, Warning Standard Fork Set-Up & Safety...
Page 62: Boom Assembly
Parts & Service Manual Part Number M00969C MLC Construction Pro Series BOOM ASSEMBLY / LOAD PLATFORM ACCESSORY BOOM ASSEMBLY Note: Decals depicted in this section are for North American and English-language speaking countries. Please refer to earlier section covering decals used for international versions of the assembly above and accessory below.
Page 63 MLC Construction Pro Series Part Number M00969C Parts & Service Manual BOOM ASSEMBLY Item Part Number Number Description Quantity per Assembly M00158 Boom Assembly w/Decals (excludes Fork Pin) M00164- Boom Weldment w/Decals ASSY M00200 Clevis Weldment Pin - Detent - 0.5” x 2.5”, no lanyard...
Page 64: Pipe Cradle Accessory
Parts & Service Manual Part Number M00969C MLC Construction Pro Series PIPE CRADLE ACCESSORY / FORK EXTENSION ACCESSORY / MANUAL STORAGE PIPE CRADLE ACCESSORY FORK EXTENSIONS ACCESSORY MANUAL STORAGE TUBE ASSEMBLY Copyright © 2022 LiftSmart...
Page 65 MLC Construction Pro Series Part Number M00969C Parts & Service Manual PIPE CRADLE ACCESSORY Item Part Number Number Description Quantity Per Set M00270 Pipe Cradle Accessory (includes all components below) M00271- Pipe Cradle Forming w/Decals ASSY M00730 Wing Nut - M12...
Page 66: Retractable Lifting Point Option
Parts & Service Manual Part Number M00969C MLC Construction Pro Series OTHER OPTIONS/ACCESSORIES Refer to decal section for decals and location Item Part Number Number Description M00134 MLC Cable Guard M00488 Retractable Lifting Point Option Copyright © 2022 LiftSmart...
Page 68 Parts & Service Manual Part Number M00969C MLC Construction Pro Series SPECIFICATIONS LiftSmart is dedicated to the continuous improvement of this and all LiftSmart products. Specifications are subject to change without notice. MLC-12 MLC-18 MLC-24 Lift Height Standard forks - up...
Page 70 Parts & Service Manual Part Number M00969C MLC Construction Pro Series Dry Torque - SAE Grade 5 Bolts Dry Torque - SAE Grade 8 Bolts Bolt Size Threads in*lb ft*lb in*lb ft*lb 5/16 7/16 9/16 1221 Recommended Recommended Recommended Bolt Size...
Page 72 Parts & Service Manual Part Number M00969C MLC Construction Pro Series Scheduled Maintenance and Inspection Checklist Use the checklist on the following page to create a record of all scheduled inspections and/or maintenance that is performed on the material lift.
Page 73 MLC Construction Pro Series Part Number M00969C Parts & Service Manual Scheduled Maintenance and Inspection Checklist Daily Inspections Model Operator’s Manual Serial Number Visual Inspection Inspection Location Function Test Inspector Name (Print) Quarterly Inspections Inspector Title Inspect the Welds Inspector Signature...
Page 75 NOTES:...
Page 76 John 3:16 Part No. M00969C Printed in the USA...

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