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Parts & Service: 020 8988 7400 / E-mail: [email protected] or [email protected]

TROUBLESHOOTING

STORAGE

If the tool is to be stored, or is idle for longer than 24 hours, run a few drops of 
Clarke air line oil into the air inlet, and run the tool for 5 seconds in order to 
lubricate the internal parts. Store the tool safely in its box in a dry, secure 
environment.

When storing, ensure the blanking plug is replaced on the airline connector 

once the airline has been disconnected.

**Clarke Airline Oil is available from your Clarke dealer: Part no 3050825.

SYMPTOM

PROBLEM

SOLUTION

Tool runs at normal 
speed but slows down 
under any load.

1. Air motor parts worn.

2. Worn or sticking
    mechanism due to
    lack of lubricant.

1. Return to Clarke dealer
    for repair.
2. Drip air tool lubricating
    oil into air inlet. Allow oil
    to soak moving parts
    before using.

Tool runs slowly. Air flows 
weakly from exhaust.

1. Air motor parts
    jammed with gum/
    dirt.

2. Air-line regulator in
    closed position.
3. General airflow
    blocked by dirt.

1. Examine inlet air filter for
    blockage. Drip a few
    drops of air tool lubricat-
    ing oil into air inlet.
2. Adjust in-line regulator to
    open position.
3. Operate tool in short
    bursts.

Tool will not run. Air flows 
freely from exhaust.

1. Air motor vanes stuck
    due to buildup of
    foreign material.

1. Disconnect air supply
    and rotate tool assembly
    manually.
2. Try operating tool in
     short bursts.
3. Tap motor housing gently
    with a rubber mallet.
4. Drip a few drops of air
    tool lubricating oil into air
    inlet to soak moving
    parts.

Tool will not shut off.

1. Throttle O-rings 
    damaged or ill-fitting
    in seat.

1. Return to Clarke dealer
    for repair.

Summary of Contents for CAT154

Page 1: ...OPERATING MAINTENANCE INSTRUCTIONS ORIGINAL INSTRUCTIONS GC0317 1 AIR IMPACT WRENCH MODEL NO CAT154 PART NO 3120168 ...

Page 2: ...atisfactory service Please keep these instructions in a safe place for future reference SPECIFICATION Dimensions L x W x H 630 x 230 x 200 mm Weight s 17 2 kg Drive size 1 square Min Hose Size ID 1 2 BSP 13mm Air Inlet Size 1 2 BSP female Max Operating Pressure 113 143 psi 8 10 kg cm2 Air Consumption Max 55 cfm average 10 cfm Max Torque 3800 Nm 10 Max No Load Speed 3500 rpm 90 psi Speed Settings R...

Page 3: ...ould also be worn 3 Do not overreach Keep proper footing and balance at all times 4 Never use oxygen CO2 combustible gases or any type of bottled gas as a source of power for this tool 5 Do not connect the air supply hose with your finger on the trigger 6 Do not exceed the maximum pressure for the tool of 90 psi 6 2 bar 7 Keep the air supply hose away from heat oil and sharp edges 8 Do not fit the...

Page 4: ...lways use the impact wrench as described in these instructions 2 Always ensure the wrench is not moving and disconnected from the air supply when changing sockets etc Use only Impact Wrench sockets DO NOT use standard sockets 3 Always finish tightening wheel nuts or engine parts with a torque wrench or suitable spanner to the correct torque as recommended by the vehicle manufacturer 4 Always avoid...

Page 5: ...ety symbols are to be found on the tool GUARANTEE This product is guaranteed against faulty manufacture for a period of 12 months from the date of purchase Please keep your receipt which will be required as proof of purchase This guarantee is invalid if the product is found to have been abused or tampered with in any way or not used for the purpose for which it was intended Faulty goods should be ...

Page 6: ... must be rated at least 150 of the maximum operating pressure of the tool A typical air line layout is shown above If an automatic in line filter regulator is used it will keep the tool in good condition but should be regularly checked and topped up with oil clarke airline oil should be used and the lubricator adjusted to approx 2 drops per minute For optimum performance a minimum 13mm ID air hose...

Page 7: ...ld be done regardless of whether or not a lubricated air supply is to be used 4 Connect a suitable hose to the wrench 5 Connect the other end of the hose to the compressor 6 Turn on the air supply and check for air leaks Rectify any found before proceeding PTFE tape may be useful for sealing threaded connections 7 Your air tool is now ready for use You can fit a whip hose with a quick fit coupling...

Page 8: ...regulator in the direction shown by the arrow s on the the wrench 1 For normal tightening the wrench should be operated in the forward F direction at position 1 2 or 3 2 For loosening the wrench will be operated in the reverse R direction WARNING NEVER USE STANDARD SOCKETS THESE MAY SHATTER WITH SERIOUS CONSEQUENCES ONLY USE IMPACT SOCKETS DESIGNED FOR USE WITH IMPACT TOOLS CAUTION ALWAYS TAKE CAR...

Page 9: ...al the final tightening of nuts or bolts must be by hand using a properly calibrated torque wrench LOOSENING A WHEEL NUT 1 Remove any wheel trim before selecting the appropriate socket and placing firmly on the square drive of the wrench 2 With the FORWARD NEUTRAL REVERSE switch in the REVERSE running position and holding the wrench firmly in BOTH HANDS pull the trigger The nut will be impacted re...

Page 10: ... the vehicle manufacturer s recommendations DISCONNECTING THE AIR SUPPLY 1 Do not disconnect the air supply hose until the compressor has been shut down and the compressed air released 2 Refer to the compressor instruction manual for the procedure to shut down and vent the compressed air 3 Once the pressure has been released disconnect the air supply hose from the wrench MAINTENANCE DAILY 1 Before...

Page 11: ...ear cover prior to replacing any worn or damaged parts You may prefer to take the tool to your Clarke dealer if internal maintenance is required 4 While is a dismantled state it may be desirable to grease the hammer mechanism and applying a small amount of good quality bearing grease This may be better left to your Clarke dealer PERFORMANCE Please note that factors other than the tool may effect i...

Page 12: ... lubricant 1 Return to Clarke dealer for repair 2 Drip air tool lubricating oil into air inlet Allow oil to soak moving parts before using Tool runs slowly Air flows weakly from exhaust 1 Air motor parts jammed with gum dirt 2 Air line regulator in closed position 3 General airflow blocked by dirt 1 Examine inlet air filter for blockage Drip a few drops of air tool lubricat ing oil into air inlet ...

Page 13: ... Socket Head Bolt 25 Cylinder 2 Gasket 26 Pin 3 Nut 27 Gasket 4 Hammer Case 28 Handle 5 D Handle 29 Pin 6 Screw 30 Socket Screw 7 Gasket 31 O Ring 8 Gasket 32 Valve Bushing 9 O ring 33 O Ring 10 Anvil Bush 34 Direction Bar 11 Circlip 35 Steel Ball 12 O ring 36 Spring 13 Anvil 37 Throttle Bushing 14 Hammer Bushing 38 Throttle Valve Pin 15 Hammer 39 Throttle Valve 16 Cam 40 Inlet Spring 17 Hammer Ca...

Page 14: ...14 Parts Service 020 8988 7400 E mail Parts clarkeinternational com or Service clarkeinternational com PARTS DIAGRAM ...

Page 15: ...15 Parts Service 020 8988 7400 E mail Parts clarkeinternational com or Service clarkeinternational com DECLARATION OF CONFORMITY ...

Page 16: ......

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