AHT HTK-500ST/AL Installer Manual Download Page 3

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UNPACKING THE TAILGATE LOADER

A complete unit will be shipped on one pallet consisting of two main units:

(1) Platform
(2) Main frame with lifting arms, cylinders,

power pack,mounting brackets, 2
button-remote-control and
installation manual.

CAUTION: Never lift the Main Frame with the hoisting
unit at the stabilizer.
(Lift cylinder will be damaged)

Always lift the complete unit evenly, as shown in the
picture, being careful to raise the lift arms at the same
time. Be sure the lift arms and the lever arms are
secured.

Power Pack

Pallet

Platform

Main Frame

Mounting Bracket

Lifting Arms

FORBIDDEN!!!

Summary of Contents for HTK-500ST/AL

Page 1: ...beam Office Factory Hauptplatz 23 Bahnstraße 34 A 2474 Gattendorf Tel 43 2142 64260 43 2142 64360 E Mail Fax 43 2142 6434 43 2142 64366 office aht mhw com ALUHEBETECHNIK Gesellschaft mbH Gattendorf May 2007 HTK 500ST AL HTK 750ST AL HTK 500ST M HTK 750ST M ...

Page 2: ...rom rear of vehicle if necessary 2 Cut and shape the body and chassis to fit the tailgate 3 Fixing the mounting device on the truck body 4 Remove the pin from platform bearing 5 Position the mainframe under the truck Then displace the power pack 6 Fix the mounting brackets onto the truck main frame 7 Mount the power pack again 8 Energize the power pack 9 Remove the mounting devices and lower the h...

Page 3: ...ton remote control and installation manual CAUTION Never lift the Main Frame with the hoisting unit at the stabilizer Lift cylinder will be damaged Always lift the complete unit evenly as shown in the picture being careful to raise the lift arms at the same time Be sure the lift arms and the lever arms are secured 3 Power Pack Pallet Platform MainFrame MountingBracket LiftingArms FORBIDDEN ...

Page 4: ... the installation The mounting brackets will cover the mainframe and subframe Installing on a truck body with roll up doors or without rear doors Cut out the rear of the frame if necessary as shown in the installation drawings Reinforce the cut outs Truck bodies with rear doors Refrigerated bodies with swing doors need an end profile made from stainless steel welded to the body as shown in the dra...

Page 5: ...es must make a contact with the truck floor end Clamp both mounting devices on the truck body floor Platform Preparation Before you can install the main frame you have to remove the 2 pins the spring and the tube from the platform 1 Remove the pin from platform bearing on both sides 2 Remove the spring on the right side Remove the tube on the left side 5 ...

Page 6: ...device remembering that the lift cylinders will comeapartifraisedtoohigh Ifnecessary raisethemainframeclosertothevehiclechassis Install pins Lift arm platform between mounting device and hoisting unit The main frame must be parallel with the body IMPORTANT SEE TAILGATE KINEMATICS THE MAXIMUM AND MINIMUM MEASUREMENTS MUST BE KEPT Displace the power pack Before you can fix the mounting brackets you ...

Page 7: ...oles into the chassis and mounting bracket Screw M16 5 8 is 8 8 Strength Grade 8 Max Torque 195Nm 145ft lbs Drill two holes in each bracket put a bolt in each one and secure Then drill the other holes NUMBER OF SCREWS PER MOUNTING BRACKET 4 pieces M16x50 MOUNT THE POWER PACK AGAIN FASTEN THE 4 SCREWS M10x25 Truck Main Frame Screw Clamp Mounting Bracket Truck Main Frame Screw Clamp Mounting Bracket...

Page 8: ...d 24V 16 Amp Connect the positive cable directly from the battery to the starter solenoid min 16mm Connect the negative cable directly from the battery to the motor ground min 16mm Complete all other electrical work Connect all control switches CAUTION REMOVE TRANSPORT FILLER CAP AND INSERT DIPSTICK There is no air hole in transport filler cap and the pump or reservoir will be destroyed Build in b...

Page 9: ...TTENTION By fixing the battery cable on the starter switch you must hold up the lock nut Energize the power pack and actuate the valve to be sure they are operating properly Please check the operating temperature regularly It should not increase by more than 20 C to 70 C Check a new power pack for leakage after a short period of time Tighten any fittings that may be leaking TURNING HOLD UP Starter...

Page 10: ...mounting device and lift arm Remove screw clamps and mounting devices Installing the platform Press the DOWN Button and push thehoistingunitmanuallydownward in one time to lower the hoisting unit approximately 40cm Position the platform Remove the joint plate on both sides DOWN Button 1 Remove pin between lever arm and joint plate 2 Remove the joint plate pin lever arm joint plate joint plate leve...

Page 11: ...tall the pin lift arm platform from inside at the platform bearing 2 on left side Move the pin only up to the joint plate 3 Place the joint plate to the platform bearing 1 on right side Install the pin lift arm platform from inside at the platform bearing 2 on right side Move the pin only up to the joint plate 3 11 ...

Page 12: ...nt plate and the other end in the bearing of the platform Move the pin lift arm platform to its final position and install the locking screw Install the tube only on left side Move the pin lift arm platform to its final position and install the locking screw If both pins lift arm platform are installed and secured manually close the platform 30 12 ...

Page 13: ...r on the left side to the joint plate Install the pin on the right side lever arm joint plate and secure it Install the pin on the left side lever arm joint plate and secure it Lift up the lever arms to the joint plate joint plate lever arm pin lever arm joint plate joint plate platform closing cylinder pin lever arm joint plate ...

Page 14: ... Remove Tilting Lock The tilting lock prevents the automatic leveling from working until the installation is complete It is the last thing to remove Remove the screw M6x70 on both sides Before removing the screw M6x70 the platform must be raised from ground Tilting lock Tilting bracket Main frame Screw M6x70 ...

Page 15: ...r the platform tip on both sides Turn the adjusting screw anti clockwise for raise the platform tip on both sides Check the correct adjustement of the adjusting screws On lower position the both adjusting screws must have contact with the joint plate OK WRONG If the platform level is correct fasten the locking nut on both sides Adjusting screw M16 Locking nut Joint plate contact contact contact no...

Page 16: ...TIONS Installing the platform lock Installing the platform lock Be sure the platform is in its uppermost position at vehicle bed level and closed Weld or bolt the lock hook to the vehicle body Platform Lock hook Platform lock ...

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Page 33: ...ELECTRIC AND HYDRAULIC DIAGRAM with mechanical hose burst valve with 2 Button Remote Control with 2 Button Hand Control 33 ...

Page 34: ...dimensions HTK 500ST M 17 Tailgate Schematics HTK 500ST M 18 Tailgate Specification HTK 500ST M 19 Centre of Mass HTK 500ST M 20 Basic dimensions HTK 500ST AL 21 Tailgate Schematics HTK 500ST AL 22 Tailgate Specification HTK 500ST AL 23 Centre of Mass HTK 500ST AL 24 Basic dimensions HTK 750ST M 25 Tailgate Schematics HTK 750ST M 26 Tailgate Specification HTK 750ST M 27 Centre of Mass HK 750ST M 2...

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