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Sku 46766

       For technical questions, please call 1-800-444-3353.

Page 7

Operation (cont’d)

CAUTION!

Step 4)

To raise the Boom (13), turn the Hydraulic Ram’s release valve fully clockwise.  Pump the
Handle (23) up and down repeatedly until the item is lifted to the desired height.

Step 5)

To lower the Crane, slowly turn the release valve counterclockwise.

Folding the Shop Crane

Step 1)

Lower the Crane all the way.

Step 2)

Remove the front two Pins (3).  Leave rear Pins (3) in place.

Step 3)

Raise the Legs (8 & 25) until they rest against the Support Post (10).

Step 4)

Set the loose Pins (3) into the middle hole in the Base.

Note: When folded up, the Shop Crane can be rolled on the 2 small Casters and 2 mid size Casters.

Troubleshooting Tips

PROBLEM

SOLUTION

Hydraulic Ram will not lift load

•••••

Release valve not closed.  Turn valve clockwise.

•••••

Check Hydraulic fluid level

•••••

Pump seal and backup ring defective.  Have serviced by
a qualified technician.

Will not hold load/ Handle rises

•••••

Discharge ball is not sealing hydraulic system.
Hydraulic fluid may be dirty.

•••••

Open Release Valve and then pump the Handle.

•••••

Flush system.

Bleeding Instructions:

Will not lift to its full height

•••••

Check Hydraulic fluid level.

•••••

Air in Hydraulic system.  Open Release valve, pump
handle four full strokes to release air.

•••••

Top off with Hydraulic Fluid.  Close the oil fill cap.  Close
Release Valve.

Will not lower completely

•••••

Return Spring broken or linkages binding.  Grease pivot
shaft; oil all linkages.

•••••

Have qualified technician replace Return Spring

Bleeding Instructions:

Feels spongy; will not lift smoothly

•••••

Check Hydraulic fluid level.

•••••

Air in Hydraulic system.  Open Release valve, pump
handle four full strokes to release air.

•••••

Top off with Hydraulic Fluid.  Close the oil fill cap.  Close
Release Valve.

Limit movement of the Shop Crane when under load. Always lower the load as low as possible to reduce
the center of gravity.         DANGER! If the load is not lowered and is allowed to swing freely, the Shop
Crane can tip over.

REV 11/02; 04/03

Summary of Contents for 46766

Page 1: ...by Harbor Freight Tools All rights reserved No portion of this manual or any artwork contained herein may be reproduced in any shape or form without the express written consent of Harbor Freight Tools...

Page 2: ...t Boom Hook 7 to Hook opening and 9 1 2 to Hook bottom Safety Warnings and Precautions WARNING When using tool basic safety precautions should always be followed to reduce the risk of personal injury...

Page 3: ...se of any other parts will void the warranty Only use accessories intended for use with this tool Approved accessories are available from Harbor Freight Tools 15 Do not operate product if under the in...

Page 4: ...pring Washer 35 Tighten on Nut 2 Line up the holes in each Small Caster 1 with the holes on the Base 4 One Small Caster 1 is to be attached to each side of the Base 4 For each Small Caster 1 slide fou...

Page 5: ...bracket located toward the bottom of the Support Post 10 see Figure 4B below Insert Bolt 17 then slide on Washer 32 and Spring Washer 33 Tighten on Nut 18 Lean the Hydraulic Ram 21 against the Suppor...

Page 6: ...2 Washers 34 35 Bolt 20 Figure 6 Attaching the Hook Step 11 Insert the Jack Handle 23 into the socket on the Hydraulic Ram 21 Operation Step 1 Set the Boom Extension 16 to a weight limit setting that...

Page 7: ...serviced by a qualified technician Will not hold load Handle rises Discharge ball is not sealing hydraulic system Hydraulic fluid may be dirty Open Release Valve and then pump the Handle Flush system...

Page 8: ...1 1 t r o p p u S 2 0 3 8 1 M r e h s a W 1 2 1 3 1 4 x 4 1 M t l o B 3 1 3 8 1 M r e h s a W g n i r p S 1 3 1 m o o B 1 2 3 6 1 M r e h s a W 5 4 1 3 1 4 x 8 1 M t l o B 1 3 3 6 1 M r e h s a W g n...

Page 9: ...Sku 46766 For technical questions please call 1 800 444 3353 Page 9 Parts Assembly Diagram REV 11 02 05 05 Make certain to set up the Crane on a flat stable level surface...

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