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TBEI CRYSTEEL LB520 Manual

Lo-boy truck hoist
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CRYSTEEL'S
TRUCK HOIST
THIS MANUAL MUST BE INCLUDED WITH THE VEHICLE
AFTER COMPLETING THE INSTALLATION.
Web Site
www.crysteel.com
1643725H (404416)
L
O-
crysteel@tbei.com
B
OY
LB520
E-Mail
1
Website: www.TBEI.com
E-mail: sales@TBEI.com
Phone (507) 726-2728
Toll Free (800) 533-0494
2020-09-28

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Summary of Contents for TBEI CRYSTEEL LB520

  • Page 1 Website: www.TBEI.com E-mail: sales@TBEI.com CRYSTEEL’S TRUCK HOIST LB520 THIS MANUAL MUST BE INCLUDED WITH THE VEHICLE AFTER COMPLETING THE INSTALLATION. Web Site E-Mail Phone (507) 726-2728 www.crysteel.com crysteel@tbei.com Toll Free (800) 533-0494 1643725H (404416) 2020-09-28...

  • Page 2: Foreword

    OPERATION AND USE DATE PURCHASED __________________________________________________________________ 1. Engage PTO from cab and adjust engine speed to fast idle. HOIST SERIAL NUMBER ____________________________________________________________ 2. ALWAYS operate the hoist from inside the cab of the truck. 3. If the hydraulic hose connections are correct, the hoist should raise when the hoist control CYLINDER SERIAL NUMBER ______________________________________________________ lever is pulled back, hold when the lever is in the center detent, and lower when the lever...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS INSTALLATION INSTRUCTIONS FOREWORD GENERAL INFORMATION SOME DO’S AND DON’TS FOR SAFE AND LONG SERVICE OPERATION AND USE It is a good idea to look through these installation instructions before beginning to mount the hoist and INSTALLATION INSTRUCTIONS hydraulic system.

  • Page 4: Installation Instructions

    INSTALLATION INSTRUCTIONS LOCATE BODY/HOIST ASSEMBLY ON TRUCK Use the following installation procedures when the body and hoist have been assembled at the factory. LOCATE HOIST-SUBFRAME ASSEMBLY ON TRUCK Place the body and hoist assembly on the truck frame so there is 3 to 5 inches of cab clearance. Now, The hoist-subframe assembly is normally mounted to the truck before attaching it to the body.

  • Page 5: Weld Rear Hinge And Subframe

    WELD REAR HINGE AND SUB- MOUNT RESERVOIR/VALVE ASSEMBLY Fig. 2 SUBFRAME FRAME The reservoir/valve assembly should be mounted on the same side of the truck as the pump and as high as possible for reliable pump performance. The slotted end of the valve spool should be towards the front of Make sure the body/hoist assembly or hoist/ the truck so the valve control cable can be easily connected.

  • Page 6: Install Pump Hoses - 4 Gpm

    INSTALL CYLINDER HOSES - GEAR PUMP SYSTEMS end of the cable through the bonnet clamp. Install the bonnet onto the control cable and turn it past the threads also. Install the 1/4” hex jam nut and terminal eye on the core rod of the cable. Lock the terminal Install 90°...

  • Page 7: Electric Pump Mounting - General

    ELECTRIC PUMP MOUNTING - GENERAL Double-Acting Start Switch Power Unit The electric power unit should be mounted behind the cab, either to a mounting bracket in the subframe Cover or to mounting brackets bolted to the truck frame as shown in Fig. 7. If using the bracket in the subframe, bolt the double-acting power unit with the motor towards the passenger’s side to the bracket provided using 3/8 x 1 cap screws and flat washers , tightening to 24 to 26 lb-ft. Bolt the single-acting power unit with the motor towards the driver’s side to the bracket provided using 3/8 x 1 cap screws and flat washers.

  • Page 8: Power Hoist Down

    POWER HOIST DOWN INSTALL OTHER BODY ON TRUCK Before mounting the body, the hoist must be completely closed to make certain that the hoist gives full lift Study the diagram in Fig. 10 before installing the body. Make sure there is enough clearance under the height and performance.

  • Page 9: Install Body Prop Bracket On Body Longbeam

    INSTALL GREASE ZERKS AND LUBRICATE HOIST INSTALL BODY PROP BRACKET ON BODY LONGBEAM Install grease zerks on the hoist and lubricate the hoist in the following locations: The body prop is designed and intended to support an EMPTY truck body in the raised position. Using the Upper Crosstube .............2 Fittings body prop permits service work to be performed safely beneath a raised body.
  • Page 10 LB520 CYLINDER PARTS 1642848 (400719) 400719 ITEM DESCRIPTION LB520 Cylinder Shaft Assy 1621556 Cap Ring 1635171 Set Screw 1/4 x 3/16 1642724 1643067 (401576) 1642844 (400643) 401576 400643 Wiper 1642878 Cylinder Head 1637938 Shaft Seal 1642765 O-Ring 1642766 O-Ring 1642767 Cylinder Piston 1629601 Piston Seal...
  • Page 11 ITEM DESCRIPTION PART NO. QTY. HYDRAULIC SYSTEM PARTS Reservoir/Valve Carton 6 Ga 3250 PSI (includes items 2 through 10) 1621943 Reservoir Weldment 6 Ga 1621925 Hex Jam Nut 7/8-14 1643196 Cone Washer 7/8 1643197 O-Ring .755 ID x .097 CS 1643198 Cap Screw, Soc Hd 5/16-18 x 2 1643205...
  • Page 12 ITEM DESCRIPTION PART NO. QTY. ITEM DESCRIPTION LB520 Cable Tie - 33” 1643817 Hoist Frame Assy 1622670 Rubber Pad 1/4 x 3 x 5 1643881 Cylinder Assy 1621532 Breather Cap, Splash Resistant 1644498 Cap Screw 1/2-13 x 3 3/4 Gr 8 1642721 Electric Power Unit - DA 2219241...
  • Page 13 CRYSTEEL MANUFACTURING’S 5 YEAR CUSTOMER SATISFACTION PLEDGE & WARRANTY Crysteel offers the most comprehensive warranty in the truck equip- ment industry. Crysteel warrants each product against defects in mate- rial and workmanship for 60 months from the in-service date. For the full Customer Satisfaction Pledge and Warranty information, please visit our website.

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