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                                                                     Figure 7
4.

Wipe out the bore of the cylinder with a lint-free rag and inspect for scratches or

 

uneven wear. If found, contact KEISER for a replacement.

5.

Clean the piston and inspect for wear or damage. If any metal particles are found

 

on the piston or inside the cylinder contact KEISER for a replacement.

6.

Clean the wear strip grooves and apply a moderate coat of "Hydrotex

 MT-55"

 

light grease (available from KEISER) to hold wear strips in place during

            assembly.  Lightly coat the bore, cup seal, piston and wear strips with MT-55
            light grease.  Carefully reassemble the cylinder.

-NOTICE-

OPEN END OF CUP SEAL MUST FACE AWAY FROM THE CYLINDER ROD.

7.

Apply a very light coat of lube to the muffler threads and reinstall snug, but not

 tight.

8.

Operate piston by hand through its stroke. There should be no stickiness or metal

 

to metal contact.

9.

Wipe the cylinder rods clean and coat them lightly with clean, SAE 30 wt. Motor

 

oil, or with Silicon-based spray.

CYLINDER ADJUSTMENT

Cylinders are factory-adjusted and need not be readjusted unless the cylinder or clevis
becomes loose or is replaced. While each machine is checked differently, cylinder
adjustments are basically the same.

  TOOLS REQUIRED: 2 large adjustable wrenches.

1.

Hold the clevis in position with a wrench as shown (figure 8-1) and loosen the

Содержание Infinity Series

Страница 1: ...KEISER Infinity Series Operations Maintenance Manual ...

Страница 2: ...ntegrity of Frame Members 10 years Cylinders Gauges and all Electrical Components 3 years 1 year if compressed air is not dried Compressor and Dryer Cables Pulleys and Bearings 2 years Pneumatic Valves and Chrome 1 year Paint Upholstery Seat Belts Hand Grips and other Rubber and Plastic Products 90 days The warranty terms begin with the date of original delivery to be evidenced by appropriate ship...

Страница 3: ...n will not be responsible for non authorized replacement parts used in repairs Products or parts produced by another manufacturer and distributed by Keiser Corporation will be covered by the respective manufacturer s warranty Warning Failure to follow the instructions as provided in this manual or any other instructions pertaining to the assembly and or operation of this equipment will result in v...

Страница 4: ...ck each part of the system as described in the questions below it By following this method the most likely problems will be checked first PROBLEM No resistance when increase valve is depressed Is the machine s quick disconnect plugged into the air system YES NO Plug in the quick disconnect Do all other machines work YES NO Check the compressor Does the machine work when plugged into another outlet...

Страница 5: ... badly worn NO YES Replace bushings Is the exhaust muffler clogged NO YES Replace the muffler figure 7 pg 15 Check the cylinder bore for proper lubrication see pg 14 PROBLEM Pressure changes without valves being actuated Replace the valves see pg 11 DIGITAL DISPLAY The digital display is battery powered Periodic maintenance is limited to battery replacement The display will show the set resistance...

Страница 6: ...mponents within the machine If an air leak is suspected first listen closely to the air hose connections Leaks will make a hissing noise Very slight leaks may not be loud enough to hear These may be detected by dabbing soapy water on the suspected leak Escaping air will make bubbles If the leak is at the fitting first tighten the nut no more than one quarter of a turn Test the connection again If ...

Страница 7: ...omponent or hose using barb fittings 1 Cut the tubing 1 2 away from the component to clear the barb ridges 2 Pry the short hose section off the barb being careful to avoid nicking or cutting the barb ridges 3 Check the condition of the barb ridges If they show cuts or nicks replace the fitting When replacing a barb fitting a thread locking compound such as Loctite 242 Blue must be used on the thre...

Страница 8: ... your KEISER machines is an in line filter This filter cannot be disassembled and has no drain When the filter element is dirty the element turns a bright pink or red At that point the filter must be replaced Contact the KEISER Service Department for replacement filters All filters have a directional arrow and must be installed so the arrow points in the direction of air flow into the machine Alwa...

Страница 9: ...UCED TO ZERO BEFORE REMOVING THE CAP THE VALVE SPOOL MAY SHOOT OUT OF THE VALVE HOUSING 2 Remove the cap from the handle and pull the valve out using the flange on the valve If you pull out on the thumb button you will remove the thumb button spool assembly Pull out until the hoses can be cut about 1 2 from the bottom of the valve housing Mark the hose connected to the barb on the side next to the...

Страница 10: ... wires have enough slack so the connector is not pulled off if the hoses must be pulled in during installation of the valve NOTICE USE CARE DURING INSTALLATION DO NOT PULL THE CAP OUT ON A NEW VALVE AS THIS WILL REMOVE THE CAP SPOOL ASSEMBLY AND MAY DAMAGE ONE OF THE O RINGS ON THE SPOOL IF THIS OCCURS THE VALVE MAY NOT SEAL PROPERLY 5 Replace each increase and decrease cap with the or symbol towa...

Страница 11: ...REMOVAL 1 Unplug the quick disconnect from the air system and reduce the resistance to zero 2 Remove the air hose from the cylinder On machines with dual cylinders it is best to remove one cylinder at a time If both cylinders must be removed mark the cylinders and air lines to avoid mistakes during reassembling 3 Remove the nuts and bolts holding the cylinder and clevis Check the bearings in the t...

Страница 12: ...ATCHED OR DAMAGED IN ANY WAY DAMAGED CYLINDER RODS AND BORES ARE AREAS FOR POSSIBLE AIR LEAKS TOOLS REQUIRED 11 16 wrench or socket internal snap ring pliers rag and MT 55 light grease 1 Using the 11 16 wrench carefully remove the muffler from the end housing of the cylinder 2 Clamp the tang of the cylinder in a vise or have someone hold the cylinder If the ends of the snap ring are not visible th...

Страница 13: ...fully reassemble the cylinder NOTICE OPEN END OF CUP SEAL MUST FACE AWAY FROM THE CYLINDER ROD 7 Apply a very light coat of lube to the muffler threads and reinstall snug but not tight 8 Operate piston by hand through its stroke There should be no stickiness or metal to metal contact 9 Wipe the cylinder rods clean and coat them lightly with clean SAE 30 wt Motor oil or with Silicon based spray CYL...

Страница 14: ...y or rough When replacing a muffler coat the threads with oil silicon lubricant or WD 40 and reinstall snug but not tight Mufflers should be replaced every 12 months Contact the KEISER Service Department for replacement mufflers FASTENERS NUTS SCREWS AND SET SCREWS Tightness of nuts and screws should be checked monthly Most screws should not be tightened any more than necessary to keep them from t...

Страница 15: ...o the tabulated values to obtain maximum strength Screws used for clamps must be tightened gradually so both sides pull in evenly The cap of the clamp must stay parallel to the mating half so the screw heads bear evenly on the cap Only once the cap has been securely snugged down should the bolts be torqued Note When screws are installed using a thread locking compound such as Loctite torque to the...

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