Manual de instrucciones de Central Hydraulics Model 4172

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R
2-1/4 TON
FLOOR JACK

2-1/4 TON
FLOOR JACK
Model 4172
Model 4172
ASSEMBLY and OPERATING INSTRUCTIONS
ASSEMBLY and OPERATING
INSTRUCTIONS
®
3491 Mission Oaks Blvd., Camarillo, CA 93011
3491 Mission Oaks Blvd., Camarillo, CA 93011
Visit our Web site at http://www.harborfreight.com
Visit our Web site at http://www.harborfreight.com
®
®
Copyright 2003 by Harbor Freight Tools . All rights reserved. No portion of this
Copyright 2003 by Harbor Freight Tools . All rights reserved. No

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Specifications Lifting Capacity 2-1/4 Tons (4500 Lbs.) Minimum Saddle Height 5” Maximum Saddle Height 19-1/4” Handle Length 39-1/2” Chassis Dimensions 25-1/2” L x 13-3/4” W Weight 69 Lbs. Save This Manual You will need the manual for the safety warnings and precautions, assembly instructions, operating and maintenance procedures, parts list and diagram. Keep your invoice with this manual. Write the invoice number on the inside of the front cover. Keep the manual and invoice in a safe

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10. Stay alert. Watch what you are doing, use common sense. Do not operate any tool when you are tired. 11. Check for damaged parts. Before using any tool, any part that appears damaged should be carefully checked to determine that it will operate properly and perform its intended function. Check for alignment and binding of moving parts; any broken parts or mounting fixtures; and any other condition that may affect proper operation. Any part that is damaged should be properly repaired or

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Unpacking When unpacking, check to make sure the parts listed on page 6 are included. If any parts are missing or broken, please call Harbor Freight Tools at the number on the cover of this manual as soon as possible. Refer to the Assembly Drawing on page 7. Assembly 1. Insert the Lower Handle (#11-7) into the Upper Handle (#11-6) and secure it with a Screw (#11-9). 2. Insert the bottom of the Upper Handle (#11-6) into the Handle Socket (#10-3) and secure it with the Screw (#11-1). 3. Set

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Operation (continued) Lowering Vehicles. 1. First, clear any tools or equipment from under the vehicle. Make sure there are no obstructions. 2. Position the Jack so that the Saddle (#2-1) is at one of the recommended lifting points. Turn the Lower Handle (#11-7) clockwise to lock the release valve. Pump the Lower Handle (#11-7) until the Saddle (#2-1) fully engages the lifting point, then continue to pump the Jack above the jack stands. 3. Remove the jack stands. 4. Slowly turn the

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Parts List 1 Part Description Qty. Part Description Qty. 1--2 FRONT WHEEL 2 11--6 UPPER HANDLE 1 1--3 SPRING WASHER 15 2 11--7 LOWER HANDLE 1 2--1 SADDLE ASSEMBLY 1 11--9 SCREW M6X35 1 2--2 ARM ASSEMBLY 1 12--1 WALL PLATE ASSEMBLY 1 2--3 LINK BOLT 2 12--2 RETURN SPRING 1 2--5 COTTER PIN 4X40 1 12--3 STAY SHAFT 1 2--7 SPRING WASHER 10 3 12--4 SHAFT 1 2--8 NUT M10 3 12--5 SPRING WASHER 8 2 3--1 REAR WHEEL ASSEMBLY 2 12--6 NUT 8 2 3--3 NUT M12 4 12--8 SHAFT 1 3--4 SPRING WASHER 12 6 13--1 CYLINDER

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Assembly Drawing 1 REV 07e Page 7 SKU 4172

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Parts List 2 Part Description Qty. Part Description Qty. 4--1 O-RING 1 6--4 SCREW 1 4--2 TOP CUP 1 7--1 PLUNGER 1 4--3 PISTON ROD 1 7--2 BACK-UP RING 1 4--4 RETAINER PISTON 1 7--3 O-RING 1 4--5 BOWL WASHER 1 8--1 PLUG SCREW 1 4--6 O-RING 1 8--2 O-RING 1 4--7 CYLINDER 1 8--3 SPRING 1 4--8 BASE PLATE WASHER 1 8--4 SPRING BASE 1 4--9 U-WASHER 1 8--5 BALL 3.0000 1 4--10 O-RING 1 8--6 WALVE CAP 1 5--1 BASE PLATE 1 9--1 WINDING GEAR WHEEL 1 5--2 PLUG SCREW 1 9--2 O-RING 1 5--3 WASHER 1 9--3 RELEASE VA

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Assembly Drawing 2 REV 07e Page 9 SKU 4172