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1644526G (406807)

2020-SEP-21

20

1644526G (406807)

2020-SEP-21

21

INSTALL BODY PROP

The body prop is designed and intended to support an EMPTY truck body in the raised position. Use of 

the body prop permits service to be performed safely beneath a raised body. It is mounted on the outside 

of the truck frame on the drivers side.

1.  Raise the body half way up and brace it securely before beginning installation.
2.  Install the prop arm on the hoist mount / prop pivot with a 1/4 x 3 roll pin. Raise the body 

prop arm to the vertical, free standing position. Place the body prop bracket in the prop 

arm saddle. Lower the body so the bottom of the longbeam body prop bracket is between 

1/2” and 1 1/2” up from the bottom of the body longbeam. For bodies with angled long-

beams, keep the longbeam body prop bracket as low as possible. Securely weld the bracket 

to the longbeam.

3.  To operate the body prop, raise the body to the desired height, shut off all power, raise the 

prop arm to a free standing position. Lower the body slowly until the body prop bracket 

contacts the prop arm saddle. 

4.  To place the body prop in the storage position, raise the body to clear the body prop saddle, 

lower the body prop to the storage position and lower the body.

5.  When mounting the passenger’s side prop, replace the hoist mounting angle with the hoist 

mount/prop pivot. Prop the body in the raised position using the driver’s side prop. This 

will ensure that both props are supporting the empty body.

An optional passenger’s side prop kit is available.

INSTALL GREASE ZERKS AND LUBRICATE

 

Install grease zerks in the hoist frame. Lubricate all fittings at regular intervals, at least every 100 cycles 

or every two months. The grease fittings are located (See Fig. 19.) as follows:

 

A.  Rear Hinge ..................................................

 2  fittings

 

B.  Lower Cylinder Mount ................................

2  fittings

 

C.  Lower Crosstube ..........................................

1  fitting per prop

 

D.  Upper Crosstube  ..........................................

2  fittings

 

E.  Cylinder Crosshead ......................................

1  90° fitting

 

F.  Center Hinge ................................................

1  fitting

 

G.  Body Prop ....................................................

1  90° fitting



 

 

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Fig. 19

 







Fig. 20

Summary of Contents for LO-BOY

Page 1: ...RUCK HOIST CRYSTEEL S Web Site E Mail Phone 507 726 2728 www crysteel com crysteel tbei com Toll Free 800 533 0494 Website www TBEI com E mail sales TBEI com THIS MANUAL MUST BE INCLUDED WITH THE VEHI...

Page 2: ...lever is pushed forward 4 To raise the hoist pull the control lever back To hold the body in a raised position place the control lever in its center detent position To lower the hoist push the control...

Page 3: ...CAPACITY FORMULA 32 SPECIFICATIONS 32 INSTALLATION INSTRUCTIONS GENERAL INFORMATION It is a good idea to look through these installation instructions before beginning to mount the hoist and hydraulic...

Page 4: ...e frame angle Raise the front end of the gusset so it touches the top flange of the truck frame rail Be sure that the gusset does not interfere with the rear hinge operation Securely weld the gussets...

Page 5: ...it much easier to connect the valve control cable to the valve Place this assembly against the outside of the truck frame on the same side as the pump Mark the truck frame for drilling using the moun...

Page 6: ...s and a 3 4 hole for the control cable Assemble the control cable to the valve control head and assemble the valve control head and cover to the pedestal using 5 16 x 2 1 2 machine screws and hex lock...

Page 7: ...ed forward INSTALLHOSES D 10 DAVID E 15 ERNIE F 18 FLOYD Study Fig 10 very carefully before connecting the hoses Install a 90 street elbow and a hose barb in the suction port on the bottom of the rese...

Page 8: ...c oil should be changed more often ELECTRIC POWER UNIT MOUNTING GENERAL The electric power unit should be mounted close behind the cab either inside or outside the truck frame After determining where...

Page 9: ...C 8 Charlie D 9 Daniel models install 9 16 ORB male x 3 4 JIC male adapters in both ports on the cylinder For the D 10 David E 15 Ernie F 18 Floyd models install 3 4 ORB male x 3 4 JIC male adapters...

Page 10: ...venly spaced between the hoist mount and the rear hinge Weld them to the longbeams Align the body long beams carefully with the truck frame Securely weld the longbeams to the rear hinge brackets and t...

Page 11: ...prop raise the body to the desired height shut off all power raise the prop arm to a free standing position Lower the body slowly until the body prop bracket contacts the prop arm saddle 4 To place t...

Page 12: ...624895 1624895 1624213 1624264 1624674 1 2 Assy Cylinder 1621572 1621725 1622030 1624216 1624266 1624589 1 3 Mounting Angle 1629458 1629458 1629458 1629458 1629458 1629458 1 4 Assy Mount Pivot Driver...

Page 13: ...1644452 1644452 1644452 1644452 1 23 Decal Lubrication 1644617 1644617 1644617 1644617 1644617 1644617 1 24 Decal Kit 1621809 1621809 1621809 1621809 1621809 1621809 1 25 Body Prop Kit Driver s Side 1...

Page 14: ...13 1642813 1 19 Cap Screw Hex Hd 3 8 16 x 1 Gr 5 1642714 1642714 1642714 8 20 Gear Pump 4 GPM 9 Tooth 1644648 1644648 1644648 1 Gear Pump 4 GPM 11 Tooth 1644649 1644649 1644649 1 21 Cable Valve Contro...

Page 15: ...43374 1 41 Breather Cap Splash Resistant 1644498 1644498 1644498 1 42 Adapter 9 16 ORBM x 3 4 JICM 1643375 1643375 1643375 1 43 Assy Pump Mounting Angle 1621438 1621438 1621438 2 44 Adapter 3 4 JICM x...

Page 16: ...Cable Valve Control 120 1643211 1643211 1643211 1 Cable Valve Control 144 1643212 1643212 1643212 1 Cable Valve Control 180 1643213 1643213 1643213 1 Cable Valve Control 240 1643214 1643214 1643214 1...

Page 17: ...the distance in inches from the center of the rear hinge to the center of the body Call this A 2 Measure the distance in inches from the center of the rear hinge to the forward crosstube on the hoist...

Page 18: ...RRANTY 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 da...

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