16572000
Edition 2
May 2014
Save These Instructions
Air Percussive Drill
JRD50 Jackhamer™
Maintenance Information
Page 1: ...16572000 Edition 2 May 2014 Save These Instructions Air Percussive Drill JRD50 Jackhamer Maintenance Information...
Page 2: ...Back Head off the Cylinder 37 being careful not to disturb any internal cylinder parts Set the Back Head assembly on the work bench Insert the index finger of one hand into the Chuck 59 and apply pres...
Page 3: ...ering to the throttling sequence Sleeve Nut to Piston Fit Check the clearance between the splines on the Sleeve Nut and the Piston if either of these exceeds 90 2mm when mated with a new part they sho...
Page 4: ...following step is a left hand thread Rotate the Nut counterclockwise to install it 3 Using the Rifle Bar 51 thread the Rifle Nut 56 into the Piston 57 in a counterclockwise motion Hand tight is suffic...
Page 5: ...t ports Excessive moisture in the air supply line Install moisture traps in the air supply line or add antifreeze lubricant directly through the air inlet Use KILFROST anti freeze lubricant or equival...
Page 6: ...ll Steel rotation or rotation is weak Steel binding in hole Apply correct amount of down pressure and keep Drill Steel and hole in alignment Replace worn bits Worn rotation parts Disassemble Jackhamer...
Page 7: ...Notes...
Page 8: ...ingersollrandproducts com 2014 Ingersoll Rand...
