Long Chassis Hydraulic Service Jacks Operating Instructions ...

Operating Instructions & Parts Manual 

Long Chassis Hydraulic Service Jacks 

Model 

22040C, 22041C 

22050C, 22051C 

22100C, 22101C 

Models 22040C, 22050C & 22100C Models 22041C, 22051C & 22101C (Air Options) 

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Capacity 

4 Ton 

5 Ton 

10 Ton 

This is the safety alert symbol. It is used to alert you to potential personal injury hazards. 

Obey all safety messages that follow this symbol to avoid possible injury or death. 

! ADVERTENCIA 

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de utilizar el aparato. 

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seguridad deben estar comunicado en lengua del 

operador antes del uso. 

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personales o materiales. 

! WARNING 

To avoid crushing and related injuries: 

NEVER work on, under or around a 

load supported only by a hydraulic 

jack. ALWAYS use adequately rated 

jack stands. 

SFA Companies 

http://www.omegalift.com 

Read this manual and follow all the Safety Rules and Operating Instructions before using this product. 

Printed in China 

22040C-M1 rev 06/08

ONE YEAR LIMITED WARRANTY 

� ��SFA Companies will repair or replace, at its option, 

without charge, any of its products which fails due to a defect in material or workmanship under normal usage. This 

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Performance of any obligation under this warranty may be obtained by returning the warranted product, freight 

prepaid, to SFA Companies �� 

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�� SFA Companies�� 

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Some states do not allow limitations on how long an implied warranty lasts, so the above limitation may not 

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have other rights which vary from state to state. 

SAFETY and GENERAL INFORMATION 

Save these instructions. For your safety, read, understand, and follow the information provided with and on this jack 

before using. The owner and operator of this equipment shall have an understanding of this jack and safe operating 

procedures before attempting to use. The owner and operator shall be aware that use and repair of this product 

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remove from service immediately. 

Inspect before each use. Do not use if broken, bent, cracked or damaged parts are noted. Any jack that appears 

damaged in any way, or operates abnormally shall be removed from service immediately. If the jack has been or 

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discontinue use until jack has been checked by a factory authorized service center (contact distributor or manufacturer 

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PRODUCT DESCRIPTION 

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after lifting, loads must be supported by a pair of appropriately rated jack stands. Air actuated function available for 

Models 22041C, 22051C & 22101C. �� 

PSI air pressure is required to raise rated capacity load. 

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NEVER use hydraulic jack as stand-alone device. After lifting, immediately support the lifted vehicle with 

a pair of appropriately rated jack stands. 

SPECIFICATIONS 

Model Capacity �� Saddle Dia. 

22040C/ 22041C 4 Ton �� 5" 24" �� 5-1/2" 

22050C/ 22051C 5 Ton �� 20" 6-1/2" 

22100C/ 22101C 10 Ton �� 20" �� 

2

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Foot Pedal 

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Oil Filler Plug/Screw 

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Saddle 

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PREPARATION 

Assembly 

Always secure the handle into the handle sleeve by means of the bolt lock washer and nut provided. Tighten securely 

to prevent accidental removal of handle while in use. 

Before Use 

1. �� 

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product, its components and recognize the hazards associated with its use. 

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a. Clockwise��CLOSED’ release valve position used to 

raise the saddle. 

b. Counter-clockwise��OPEN’ release valve 

position used to lower the saddle. 

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strokes. This will help release any pressurized air which may be trapped within the reservoir. Check oil level. Proper 

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5. For air option models 22041C, 22051C & 22101C, Pour a teaspoon of good quality, air tool lubricant into the air supply 

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Note:�� 

your choice, ensure that thread tape or compound is used when servicing connections. To ensure dependable, 

trouble free operation an inline air dryer and oiler is recommended. 

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authorized replacement parts only. 

Bleeding / Venting Trapped Air 

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screw. Pump 6 to 8 full strokes. This will help release any pressurized air which may be trapped within the reservoir. 

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! WARNING 

��Study, understand, and follow all printed 

materials provided with/on this product before use. 

��Do not�� 

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��This is a lifting device only! 

��Immediately after lifting, support the load with 

a pair of appropriately rated jack stands. 

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the vehicle manufacturer. 

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hand. 

��Do not move or dolly the vehicle while on the jack. 

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personal injury and/or property damage. 

OPERATION 

Lifting 

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4 

! WARNING 

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To avoid crushing and related injuries: 

��Never work on, under or around a load supported 

only by hydraulic jack. 

��Always use adequately rated jack stands. 

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��Do not use this device to lift, level, lower, support nor 

move a house, mobile home, travel trailer, camper or 

any building structure. 

��Be alert and sober when using this product. Do not 

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Only attachments and/or adapters supplied by the manufacturer shall be used. Lift only on area of the 

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Note: The jack is equipped with handle position lock. To adjust the handle, release lock device by pulling the lever 

up, then back until lever is locked into place. 

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each unlifted wheel in both directions to prevent inadvertent vehicle movement. 

2. �� 

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saddle under lift point. 

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�� Never use foot pedal to raise load. 

5. Transfer the load immediately to appropriately rated jack stands. 

NEVER use hydraulic jack as a stand alone device! ALWAYS transfer the lifted load IMMEDIATELY to a 

pair of appropriately rated jack stands. Use one pair of jack stands per vehicle. Rated capacity is per 

pair only! Do not exceed rated capacity. 

Lowering 

! 

Be sure all tools and personnel are clear before lowering load. Slowly open the release valve! The more 

you turn the release valve knob counter-clockwise, the faster the load will come down. Maintain control 

of the rate of speed at which the load lowers at all times! 

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2. ��always�� 

��Slowly turn the release valve knob counter-clockwise, but no more than 1/2 full turn. If the load fails to lower: 

a. Use another jack to raise the vehicle high enough to reinstall jack stands. 

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c. Use the functioning jack to lower the vehicle. 

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contamination.

MAINTENANCE 

Important: Use ONLY good grade hydraulic jack oil. 

�� Never use 

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Adding oil 

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2. �� 

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plug/screw. 

Changing oil 

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at least once per year. 

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screw. 

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suitable container. 

Note: �� 

local regulations. 

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plug/screw. 

TROUBLESHOOTING 

5 

Lubrication 

A periodic coating of light lubricating oil to pivot points, 

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that wheels, casters and pump assemblies move freely. 

To help ensure trouble free operation, an inline air dryer 

and oiler is recommended. 

Cleaning 

Periodically check the pump piston and ram for signs 

of rust or corrosion. Clean as needed and wipe with 

an oily cloth. 

Note: �� 

these surfaces! 

Storage 

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lowered. 

REPLACEMENT PARTS 

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items, but are illustrated as a convenient reference of 

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ordering parts, give Model number, serial number and 

parts description. Call or write for current pricing: SFA 

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Symptom Possible Causes Corrective Action 

Jack will not lift load �� 

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Jack will lift, but not maintain 

pressure 

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Jack will not lower after unloading �� 

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Poor lift performance �� 

� Air trapped in system 

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technical service 

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screw 

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11 

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14 

5 

15 

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26 

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40 

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Replacement Parts List for Models 22040C & 22041C: 

Item 22040C Part# 22041C Part# Description Qty 

1 �� Filter 1 

2 �� 1 

� �� Filler Plug 1 

4 �� 1 

5 �� 1 

6 �� 1 

� �� 1 

8 �� Pump Cylinder 1 

� �� Pump Piston 1 

10 �� 1 

11 �� Universal Joint 1 

12 �� Spring 1 

�� Pin 1 

14 5405-02028-000 �� 2 

15 �� 1 

16 �� 2 

�� 5102-06015-000 Screw 1 

18 �� Foot Pedal 1 

�� 1 

21 �� 1 

�� Saddle 1 

24 5111-55020-000 Screw, Philips 4 

25 �� Cover 1 

26 �� 1 

�� 5402-04028-000 Spring Pin 1 

28 

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5110-04012-000 

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Screw, Philips 

1 

1 

�� 5110-05025-000 �� Screw 1 

�� 1 

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A20060-0006 �� 1 

�� Air Motor 1 

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�� 1 

�� A20060-0015 �� 1 

�� A20060-0016 �� 1 

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�� 2 

�� Caster Assembly 2 

40 �� 1 

41 �� Pump Assembly 1 

42 5405-12050-000 Pin 1 

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44 �� 2 

45 5205-00005-000 �� 1 

- �� 1 

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Piston for Air Motor 

1 

1 

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- 22040C-M0 Manual - 

8

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28 

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2 

1 

4 

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6 

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12 

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15 

16 

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21 

20 

22 

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25 

26 

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42 

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Item 22050C 22051C Description �� 


2 �� 1 

� �� Filler Plug 1 

4 �� 1 

5 �� 1 

6 �� 1 

� �� 1 



10 �� 1 


12 �� Spring 1 

�� Pin 2 

14 5405-02028-000 �� 2 

15 �� 1 

16 �� 1 

�� 5110-06016-000 Screw 1 


�� 1 

20 �� 2 

21 �� 2 

22 �� 2 

�� Saddle 1 

24 5110-06010-000 Screw, Philips 4 

25 �� Cover 1 

26 �� 1 

�� 5402-04028-000 Spring Pin 1 

28 �� 1 

�� 5110-04012-000 Screw, Philips 1 

�� 5105-05012-000 Screw 1 

�� 1 

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A20060-0006 �� 1 


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�� 1 

�� A20060-0015 �� 1 

�� A20060-0016 �� 1 

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�� 2 


40 �� 1 


42 �� 2 

- �� 1 

- 

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1 

1 

- �� - 

- 22040C-M0 Manual - 

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Item Description �� 

� Filler Plug 1 

4 �� 1 

A �� 2 

� �� 1 

C �� 1 

D U-cup 1 

10 

Item Description �� 

� �� 1 

F �� 1 

� Packing 1 

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I �� 2 

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28 

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Item 22100C 22101C Description �� 


2 �� 1 

� �� Filler Screw 1 

4 �� 1 

5 �� 1 

6 �� 1 

� �� 1 



10 �� 1 


�� Pin 2 

14 5404-02028-000 �� 2 

15 �� 1 

16 �� 2 

�� 5402-05025-000 Pin 1 


�� 1 

20 �� 2 

21 �� 1 

22 �� 2 

�� Saddle Assy. 1 

24 5111-55022-000 Screw, Philips 4 

25 �� Cover 1 

26 �� 1 

�� 5402-04028-000 Spring Pin 1 

28 

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5110-04012-000 

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Screw, Philips 

1 

1 

�� 5110-05025-000 Screw 1 

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A20060-0006 �� 1 


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�� 1 

�� A20060-0015 �� 1 

�� A20060-0016 �� 1 

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�� 2 


40 �� 1 


42 �� 2 

- �� 1 

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1 

1 

- �� - 

- 22040C-M0 Manual - 

12

Long Chassis Hydraulic Service Jacks Operating Instructions ...

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