Servicing the Tool
Maintenance
The airline must be disconnected before any servicing or dismantling is attempted unless specifically instructed otherwise.
It is recommended that any dismantling operation be carried out in clean conditions.
Before proceeding with dismantling, empty the oil from the tool following the first three steps of the ‘Priming Procedure’ on page 28.
Prior to dismantling the tool it is necessary to remove the nose equipment. For instructions see the nose assemblies section, pages 9 to
12 or if a swivel head was fitted pages 14 and 15.
For a complete service of the tool, we advise that you proceed with dismantling of sub-assemblies in the order shown.
After any dismantling REMEMBER to prime the tool and to fit an appropriate nose assembly or swivel head.
(Annually or every 500,000 cycles whichever is the soonest)
Annually or every 500,000 cycles the tool should be completely dismantled and new components should be used where worn, damaged
or recommended. All ‘O’ rings and seals should be renewed and lubricated with Molykote
®
55m grease for pneumatic sealing or
Molykote
®
111 for hydraulic sealing.
IMPORTANT
Read Safety Instructions on page 4.
The employer is responsible for ensuring that tool maintenance instructions are given to the appropriate personnel.
The operator should not be involved in maintenance or repair of the tool unless properly trained.
The tool shall be examined regularly for damage and malfunction.
Nose Equipment
• Unscrew Nose Casing 1 and Nose Tip.
• Unscrew Jaw Housing 3 and remove Jaws 4, Jaw Spreader 5, Spring 7 and Buffer 6.
• Inspect all components. Renew all damaged or worn parts.
• Clean all parts and apply Moly Lithium Grease EP 3753 (07992-00020) to taper bore of Jaw Housing.
• Insert Jaws 4, Jaw Spreader 5, Spring 7 and Buffer 6 into Jaw Housing 3 and assemble onto Jaw Spreader Housing 41*.
• Screw Nose Tip into Nose Casing and tighten.
Item numbers in bold refer to Nose Tip Tables on pages 9 to 12.
41* refers to illustration on page 25.
Inc.
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