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NEVER 

 

1

NEVER

  fit breakable “All-Hard” blades in Cengar saws, these 

can shatter causing injury to yourself and others. 

2

NEVER

 operate saw without wearing safety glasses 

3

NEVER

 operate saw whilst you, or others are near the saw 

blade, which can cause serious injury or trapping 

4

NEVER

 use excessive force, this may increase      vibration 

above safe levels  

5

NEVER

 hold the Cengar saw in a vice by the body, this will 

distort the bores, rendering the tool           inoperative. 

6

NEVER

 screw nameplates to the body, as the screws may 

penetrate an airway or bore. 

7

NEVER

 operate the Cengar saw without lubrication. 

8

NEVER 

be tempted to clean internal parts with   anything other 

than a clean lint free cloth, and M.S. Cleaner, or Cengar Green 
oil. 

9

NEVER

 modify Cengar saws or use non Cengar parts, this will 

invalidate ATEX approval, and     warranty. 

 

ALWAYS 

 

1

ALWAYS

 use Cengar green oil for best results. Keeping the 

saw clean and well oiled will give excellent reliability, and a 
long life. 

2

ALWAYS

 use Cengar Bi-Metal Shatterproof  blades, for 

safety, and best cutting performance 

3

ALWAYS

 isolate the air supply when changing blades. 

4

ALWAYS

 wear eye protection when using sawing machines. 

5

ALWAYS

 keep the nosepiece abutted to the work to prevent 

excessive vibration 

6

ALWAYS

 isolate the machine when not in use 

7

ALWAYS

 keep others away from the saw blade to prevent 

injury or trapping 

8

ALWAYS

 have machines vibration tested annually to ensure 

exposure is kept to the minimum 

Summary of Contents for JSZ

Page 1: ......

Page 2: ...onformity with the following relevant EC legislation Machinery Directive 2006 42 EC Atex Directive 94 9 EC Based on the following Harmonised Standards EN13463 1 2009 And therefore complies with the essential requirements of those directives Additional Information ATEX Coding II 2G T5 Certificate No TRAC09ATEX21236X Technical File No CEEX 0803 Authorised Signature Date 15 12 09 Title of Signatory G...

Page 3: ...tion 400 600 strokes per minute 57 mm 0 168m3 minute 5 6 Bar 5 5 Kgs 448 mm 141 mm 54 mm 1 38 m s2 80 5 db 89 9 db CE II 2G T5 X Cengar Air Saw Model JSZ We recommend normal safe working practices should be followed as per the Health and Safety at Work Act or the appropriate National and State Laws We recommend that eye protection be worn when using Cengar Saws ...

Page 4: ...ich will slow and eventually stop the action of the saw See maintenance details INSTALLATION OF BLADES Before attempting to insert or change a blade ensure that the air supply is isolated by disconnecting the air line Loosen the retaining grub screws with the key provided insert blade through nosepiece so that the teeth are cutting on the pull stroke Locate the back screw in the hole in the end of...

Page 5: ... IN HAZARDOUS AREAS We strongly advise that the contact area of the blade on the work piece be quenched with coolant or water during cutting to dissipate any heat which may be created by the cutting process Anti static conductive air hose must be used with adequate earth bond continuity resistance below 1 ohm to ground any electrostatic charges MAINTENANCE AND GENERAL HINTS Always ensure sufficien...

Page 6: ...JSZ Exploded View ...

Page 7: ... Oil Plug Seal 1 25 53034 Screws 4 8 8307F Filter 1 26 8310 Piston 2 9 8308 Valve Unit Complete 1 27 8310LS Piston Seal 2 10 8307 Gasket 2 28 8312 Ling to Pistons 1 11 8309Z Body 1 29 8318 Connecting Rod 1 12 8314 Speed Regulator 1 30 55516 Blade Grip Screws 2 13 5012 O Ring 2 31 51114 Pins to Piston 2 14 5006 O Ring 1 32 51114 Pin to Conn Rod 1 15 8315A Spring 1 33 0291 O Ring 1 16 8315 Clamp Sec...

Page 8: ...ect saw to air supply REPLACEMENT OF PISTON SEALS 1 Each seal consists of two rings replacements must be fitted as follows 2 Place the elastic ring in the centre of the piston groove ensuring it is not twisted 3 Fit the Stiffer sealing ring on top of the elastic ring Use some green oil to ease its passage over the piston 4 Fit the pistons into the bores using a ring compressor with a coating of Ce...

Page 9: ...at the weight of the machine applies the cutting force to the blade Fig 2 6 Start the machine locking on the trigger and gently bring the blade into contact with the work gradually release the weight of the machine and allow the cut to take place without extra force 7 If using a long blade for larger diameter pipes the bow guide supplied can be used to ensure a straight cut is achieved Once the bl...

Page 10: ...ernal parts with anything other than a clean lint free cloth and M S Cleaner or Cengar Green oil 9 NEVER modify Cengar saws or use non Cengar parts this will invalidate ATEX approval and warranty ALWAYS 1 ALWAYS use Cengar green oil for best results Keeping the saw clean and well oiled will give excellent reliability and a long life 2 ALWAYS use Cengar Bi Metal Shatterproof blades for safety and b...

Page 11: ...50 ml plastic bottles for all air tools GO 9109 As above in 5 litre container GO 9110 As above in 25 litre container M S Cleaner MS 9105 1 litre General purpose cleaning fluid for air tools MS 9125 50 ml In a dropper bottle Enough for 10 tools Always use plenty of Cengar green oil afterwards Pipe Clamp CP 1 Clamp to mount saw to sections Bow Guide CP 2 Bow Guide assembly to keep longer blades in l...

Page 12: ...24 enquiries cengar com www cengar com SERVICE We offer a full factory repair and refurbishment service for Cengar Saws normally within 5 working days Quotations at no charge can be given before work is carried out DISTRIBUTOR ADDRESS Manual Document No MANJSZENG 01 Issue 06 Jan 10 ...

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