Epiroc COP RR14 Maintenance Manual
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Epiroc COP RR14 Maintenance Manual

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Hydraulic Rock Drill
COP RR14 / SC14
Ver. C
Maintenance
Original Instructions
2018-05-07 | No: 9852 3895 01d. 4124851851.2.9007203379904011 en-US

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Summary of Contents for Epiroc COP RR14

  • Page 1 Hydraulic Rock Drill COP RR14 / SC14 Ver. C Maintenance Original Instructions 2018-05-07 | No: 9852 3895 01d. 4124851851.2.9007203379904011 en-US...

  • Page 3: Table Of Contents

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C Table of Contents Table of Contents 1 Introduction ...................... 5 Safety first........................... 5 The Purpose of This Publication .................... 5 Target Group .......................... 6 Feedback and Contact Information .................. 6 2 General Information .................... 7 Component Replacement...................... 7...
  • Page 4 Hydraulic Rock Drill COP RR14 / SC14 Ver. C Table of Contents 9 Hydraulic Motor.................... 31 Removing Hydraulic Motor ..................... 31 Installing Hydraulic Motor ....................... 31 Function and Condition Test Hydraulic Motor .............. 32 9.3.1 Performing Hydraulic Motor Test....................  32 9.3.2 Performing Half Belle Test......................  34 10 Front Head ......................

  • Page 5: Introduction

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 1 Introduction 1 Introduction 1.1 Safety first WARNING Serious injury Risk of personal injury! u Never operate the Rock Drill in any explosive environment. u Always read the machine Safety Manual before start maintenance work on the Rock Drill.

  • Page 6: Target Group

    NOTE: This instruction is an example of workflow during maintenance. The maintenance instructions are intended for use by maintenance and service personnel. Persons working to these instructions must have completed relevant Epiroc training for the Rock Drill. 1.4 Feedback and Contact Information Epiroc works actively to develop and continuously improve its products and associated documentation.

  • Page 7: General Information

    2 General Information 2 General Information 2.1 Component Replacement Use original Epiroc Spare Parts to guarantee the safety and reliability of the Rock Drill function and design. 2.2 Manufacturing Number All Rock Drills are given a manufacturing number depending on place of Manufacture, Year, Family, and Version.

  • Page 8: Cleaning

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 2 General Information 2.3 Cleaning 2.3.1 Safety Precautions Before Cleaning WARNING Serious Injury Risk of personal injury u Always read general safety regulations before starting maintenance work. Refer to Safety manual.

  • Page 9: Hydraulic Components

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 2 General Information • Wet areas around hoses and connections is a sign for leaks that can cause spurting oil or burst hoses if the leak worsens. • The hose casing must be intact without any swelling (sign of inner hose or cord break- age).

  • Page 10: Hydraulic Hose Replacement

    All pressurized hoses have pressed couplings and can therefore be purchased ready made from Epiroc. Grades and dimensions of hoses are specified in the spare part catalog for the machine in question. Also make sure that hose couplings are clean, not damaged and properly tightened.

  • Page 11: Maintenance Tables

    Rock Drill. Epiroc Rock Drills Overhaul Kits are designed to optimize the performance and service life of the rock drill. Information about the overhaul kits and part numbers are available in the spare parts catalog for each rock drill.
  • Page 12 Hydraulic Rock Drill COP RR14 / SC14 Ver. C 3 Maintenance Tables Maintenance Task Percussion Hours Check Accumulator Warning Signs Check Accumulator Pressure 11.4 Lubricate Gear Housing 13.2 Removing Rock Drill for Overhaul No: 4124851851.2.9007203379904011 en-US...

  • Page 13: Lifting Rock Drill

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 4 Lifting Rock Drill 4 Lifting Rock Drill WARNING Risk of Lifting the Rock Drill Incorrect handling can cause serious crushing injury or death. u Use extreme caution when strapping and lifting heavy objects.
  • Page 14 Hydraulic Rock Drill COP RR14 / SC14 Ver. C 4 Lifting Rock Drill No: 4124851851.2.9007203379904011 en-US...

  • Page 15: Hose Connections

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 5 Hose Connections 5 Hose Connections 5.1 Connect Hoses WARNING Pressurized Systems Can cause serious injury to eyes and skin. u Always de-pressurize hydraulic, lubrication, and flushing system before any mainte- nance work.

  • Page 16: Check Hydraulic Hoses

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 5 Hose Connections 5.2 Check Hydraulic Hoses If the hydraulic hoses vibrates hard, check the accumulator pressure. See chapter Ac- cumulators. No: 4124851851.2.9007203379904011 en-US...

  • Page 17: Tools

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 6 Tools 6 Tools 6.1 Standard Tools Ref. No. Tools Plastic mallet Sledge hammer Honing tool 19–70 mm Open-end wrenches 10–32 mm, 46 mm Allen keys 4–10 mm No: 4124851851.2.9007203379904011 en-US...
  • Page 18 Hydraulic Rock Drill COP RR14 / SC14 Ver. C 6 Tools Ref. No. Tools Screwdriver Mandrel 2–10 mm, brass mandrel 20x250 mm Feeler gauge 0.03-0.10 mm with 0.01-mm inter- vals Feeler gauge 0.05-1.00 mm with 0.05-mm inter- vals Internal lock ring pliers Socket wrench set 10–32 mm for external...

  • Page 19: Special Tools

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 6 Tools 6.2 Special Tools Ref. No. Tools Part Number Fixture 3115 0329 80 Retaining plate 3115 3457 00 Rotary actuator 3115 6004 97 Mandrel for cylinder and front 9495 5918 00...
  • Page 20 Hydraulic Rock Drill COP RR14 / SC14 Ver. C 6 Tools Ref. No. Tools Part Number Key set, 24 mm 3115 0343 00 Key set, 30 mm 3115 3521 00 Key set, 32 mm 3115 0344 00 Spanner 3115 2236 00...

  • Page 21: Tightening Torques

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 7 Tightening Torques 7 Tightening Torques 7.1 Tighten All Threaded Unions Check all tightening torques on the rock drill according to the torque table below. Always use a calibrated torque wrench.
  • Page 22 Hydraulic Rock Drill COP RR14 / SC14 Ver. C 7 Tightening Torques Recommended Anti-Seize Paste Loctite LB 8009 or corresponding thread lubricant No: 4124851851.2.9007203379904011 en-US...

  • Page 23: Accumulators

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 8 Accumulators 8 Accumulators 8.1 Check Accumulator Warning Signs Check that signs are in the correct location, clean, and fully legible on the machine, replace damage signs. Symbol Description Warning sign •...

  • Page 24: Removing Intake And Damper Accumulators

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 8 Accumulators Remove the accumulators charging valve protective cap (A). Install the pressure gauge (A15) with nipple (B) to the charging valve (604) hand tight. Read the pressure gauge and check the values for correct accumulator pressure.

  • Page 25: Installing Intake And Damper Accumulators

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 8 Accumulators Install connection adapter (B) to the charging valve (604) to release the nitrogen gas Remove the connection adapter (B) and install the charging valve protective cap (A). Undo and remove screws (608) together with damper accumulator (600) and seal ring (233) from the damper side (D).

  • Page 26: Charge Accumulators

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 8 Accumulators Install the damper accumulator (600) with two accumulator screws (608) on the rock drill damper side (D). Tighten the screws alternately to 220 Nm (162 lbf-ft). Position the seal ring (320) in the groove on the rock drill intake side (P).
  • Page 27 Hydraulic Rock Drill COP RR14 / SC14 Ver. C 8 Accumulators Check that the gas cylinder (20) contains Nitrogen (N ) gas. Secure the gas cylinder (20) so that it cannot fall over and cause damage. Check that the gas cylinder valve (19) is closed.

  • Page 28: Connecting Accumulator Charger To Accumulator

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 8 Accumulators 8.5.2 Connecting Accumulator Charger to Accumulator Remove the protective nut (17) from the accumulator valve (16). Check that the threads of the accumulator valve (16) are undamaged and clean.

  • Page 29: Disconnecting Accumulator Charger

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 8 Accumulators Charge the accumulators to the correct pressure as follows: Intake Accumulator (600) Recommended Base setting: 80 bar. Max setting 100 bar. NOTE: Charge intake accumulator (600): 40 bar under collar- ing pressure, max.
  • Page 30 Hydraulic Rock Drill COP RR14 / SC14 Ver. C 8 Accumulators Install protection cap (18) in the gas cylinder valve (19). Transport the gas cylinder (20) to the designated location and secure it. No: 4124851851.2.9007203379904011 en-US...

  • Page 31: Hydraulic Motor

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 9 Hydraulic Motor 9 Hydraulic Motor 9.1 Removing Hydraulic Motor Undo and remove lock nuts (11) and screws (10). Remove hydraulic motor (500) from gear housing (200). 9.2 Installing Hydraulic Motor Lubricate the gear housing (200) and the hydraulic motor splines (500) with grease.

  • Page 32: Function And Condition Test Hydraulic Motor

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 9 Hydraulic Motor Install screws (10) and lock nuts (11). Tighten screws (10) and lock nuts (11) to 80 Nm (59 lbf-ft). Recommended Oil Hydraulic oil or Motor oil 9.3 Function and Condition Test Hydraulic Motor The following test gives an approximation of the present state of the motor.
  • Page 33 Hydraulic Rock Drill COP RR14 / SC14 Ver. C 9 Hydraulic Motor Install the hydraulic motor fixture in position 1a (the motor shaft rotates freely) with the bolts (4) and washer (3) on the hydraulic motor. Tighten the bolts (4) alternately to 110 Nm (81.1 lbf ft).

  • Page 34: Performing Half Belle Test

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 9 Hydraulic Motor 9.3.2 Performing Half Belle Test WARNING Pressurized Systems Can cause serious injury. u Never stand in front of the rock drill during the test. u Only the operator is to be around the rock drill during the test.
  • Page 35 Hydraulic Rock Drill COP RR14 / SC14 Ver. C 9 Hydraulic Motor Connect the pressure hose (P) to the inlet port (A). Connect the flow meter to the sender (5). Press main power switch (4) to start the test unit.
  • Page 36 Hydraulic Rock Drill COP RR14 / SC14 Ver. C 9 Hydraulic Motor No: 4124851851.2.9007203379904011 en-US...

  • Page 37: Front Head

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 10 Front Head 10 Front Head 10.1 Disassembling Front Head - Male Remove the flushing hose (A). Remove the nipple (15), flushing adapter (104), and o-ring (105). Remove the four screws (9).

  • Page 38: Disassembling Front Parts Seals And O-Rings - Male

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 10 Front Head Use tool (A5) to press out the guide (102) and flushing head (121). 10.2 Disassembling Front Parts Seals and O-Rings - Male Use a pointed tool to remove the wiper (108) carefully from the front guide (102).

  • Page 39: Inspecting And Replacing Front Head Parts - Male

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 10 Front Head Use a pointed tool to remove the O-ring (106) carefully from the washer(103). 10.3 Inspecting and Replacing Front Head Parts - Male No: 4124851851.2.9007203379904011 en-US...
  • Page 40 Hydraulic Rock Drill COP RR14 / SC14 Ver. C 10 Front Head Inspect guide (102) and the lubrication ducts (A). Replace the guide if the inside diam- eter exceeds 36 mm. If air and water leaks out through the front head tell tale holes or around the shank adapter (16): Replace o-rings (124) on flushing head (121).
  • Page 41 Hydraulic Rock Drill COP RR14 / SC14 Ver. C 10 Front Head The wear surface is worn more than 1 mm. The wear surface is uneven. Any cracks are found. Lock inside the gear housing and inspect the splines on the driver (212), rotation chuck bushing (206), and impact piston (305).

  • Page 42: Assembling Front Head Seals And O-Rings - Male

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 10 Front Head Inspect the impact piston (305) impact surface. If damages in any way, the Rock Drill must be sent for overhaul. See chapter Rock Drill Overhaul. Replace the shank adapter (16) if: The threads or splines is worn out.

  • Page 43: Assembling Front Head - Male

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 10 Front Head Lubricate and install the wipers (125), cup seals (123), and O-rings (124) according to the figure in the flushing head (121). Lubricate the O-ring (106) and install to the washer (103).
  • Page 44 Hydraulic Rock Drill COP RR14 / SC14 Ver. C 10 Front Head Align the flushing head hole with the front head hole, use tool A5 to press in the flush- ing head (121). Make sure the flushing holes in the flushing head and the front head aligns.

  • Page 45: Disassembling Front Head - Female

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 10 Front Head Install stop ring (131) and o-ring (132) on the shank adapter (16). Install the shank adapter to the front head. Install the drill collar (18) on the shank adapter.
  • Page 46 Hydraulic Rock Drill COP RR14 / SC14 Ver. C 10 Front Head Remove the nipple (15), flushing adapter (104), and o-ring (105). Remove the four screws (9). Remove the front head (101) together with o-rings (107) by tapping the front head with a plastic mallet.

  • Page 47: Disassembling Front Parts Seals And O-Rings - Female

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 10 Front Head Use tool (A8) to press out guide (102), and flushing head (122). 10.7 Disassembling Front Parts Seals and O-Rings - Female Use a pointed tool to remove the wiper (126), cup seals (127), and O-rings (124) carefully from the flushing head (122).

  • Page 48: Inspecting And Replacing Front Head Parts - Female

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 10 Front Head Use a pointed tool to remove the O-ring (106) carefully from the washer(103). 10.8 Inspecting and Replacing Front Head Parts - Female No: 4124851851.2.9007203379904011 en-US...
  • Page 49 Hydraulic Rock Drill COP RR14 / SC14 Ver. C 10 Front Head Inspect guide (102) and the lubrication ducts (A). Replace the guide if the inside diam- eter exceeds 46 mm. If air and water leaks out through the front head tell tale holes or around the shank adapter (16): Replace o-rings (124) on flushing head (122).
  • Page 50 Hydraulic Rock Drill COP RR14 / SC14 Ver. C 10 Front Head The wear surface is worn more than 1 mm. The wear surface is uneven. Cracks are found. Lock inside the gear housing and inspect the splines on the driver (212), rotation chuck bushing (206), and impact piston (305).
  • Page 51 Hydraulic Rock Drill COP RR14 / SC14 Ver. C 10 Front Head Inspect the impact piston (305) impact surface. If damages in any way, the Rock Drill must be sent for overhaul. See chapter Rock Drill Overhaul. Replace the shank adapter (16) if: The threads or splines is worn out.

  • Page 52: Assembling Front Head Seals And O-Rings - Female

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 10 Front Head 10.9 Assembling Front Head Seals and O-Rings - Female Lubricate the wipers (126), cup seals (127), and O-rings (124) and install in accor- dance with the figure in the flushing head (122).
  • Page 53 Hydraulic Rock Drill COP RR14 / SC14 Ver. C 10 Front Head Lubricate the flushing head (122). Align the flushing head with the front head hole, use tool A8 to press in the flush- ing head. Make sure that the flushing holes align with the front head.

  • Page 54: Inspect Shank Adapter Threads

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 10 Front Head Install the shank adapter in the front head. Install o-rings (107) to the front head. Inspect that pin (236) is installed in correct position. Install the front head (101) onto gear housing (201).
  • Page 55 Various types of oils across these ranges, may differ from mineral to synthetic based. Epiroc recommends the use of hydraulic fluids, which conform to standards ISO 11158 HM, DIN 51524 HLP/HVLP and ISO 15380 (for en- vironmentally friendly hydraulic fluids and biodegradable options).

  • Page 56: Pneumatic Tool Oil

    • The oil must have additives that prevent foam formation. Epiroc recommends the use of Epiroc COP OIL which has been specially developed for our hydraulic rock drills. COP OIL is an environmentally friendly, biodegradable oil, which can be used in ambient temperatures between -25 ºC and +50 ºC. COP OIL can be or-...

  • Page 57: Grease

    NOTE: Molybden (Molybden disulfide) grease is harmful for seals. Molybden grease shall be avoided. Epiroc recommends the use of Epiroc COP GREASE, which has been specially developed for our hydraulic rock drills, and is suitable to be used in both gear housing and flushing seals.

  • Page 58: Lubricate Front Head

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 11 Lubrication 11.3 Lubricate Front Head Lubricate both grease nipples (109) until grease exits through the tell tale hole for flushing water. Move the shank adapter (16) to distribute the grease inside the front.

  • Page 59: Check Ecl Lubricant Oil Return

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 11 Lubrication 11.5 Check ECL Lubricant Oil Return After a few minutes of drilling and regularly during the shift, check that air and lubri- cant oil come out of the ECL return outlet.
  • Page 60 Hydraulic Rock Drill COP RR14 / SC14 Ver. C 11 Lubrication No: 4124851851.2.9007203379904011 en-US...

  • Page 61: Settings

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 12 Settings 12 Settings 12.1 Set ECL Lubrication System NOTE: Configure Rock Drill lubrication to local conditions. Start the lubrication system. Recommended lubricating air pressure is 2–3 bar at the Rock Drill, use a pressure gauge to check the pressure.

  • Page 62: Set Damper Pressure

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 12 Settings 12.2 Set Damper Pressure NOTE: Configure Rock Drill settings at normal operating temperature for the hydraulic oil. Close the constant flow valve on the rig. Connect a pressure gauge (A), calibrated for 0-60 bar, between the hose and the damper nipple (1).

  • Page 63: Rock Drill Overhaul

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 13 Rock Drill Overhaul 13 Rock Drill Overhaul 13.1 Installing Rock Drill after Overhaul WARNING Pressurized Systems Can cause serious injury to eyes and skin. u Always de-pressurize hydraulic, lubrication, and flushing system before any mainte- nance work.

  • Page 64: Removing Rock Drill For Overhaul

    Hydraulic Rock Drill COP RR14 / SC14 Ver. C 13 Rock Drill Overhaul 13.2 Removing Rock Drill for Overhaul WARNING Pressurized Systems Can cause serious injury to eyes and skin. u Always de-pressurize hydraulic, lubrication, and flushing system before any mainte- nance work.
  • Page 65 13 Rock Drill Overhaul No: 4124851851.2.9007203379904011 en-US...
  • Page 66 Hydraulic Rock Drill COP RR14 / SC14 Ver. C 13 Rock Drill Overhaul No: 4124851851.2.9007203379904011 en-US...
  • Page 67 13 Rock Drill Overhaul No: 4124851851.2.9007203379904011 en-US...
  • Page 68 www.epiroc.com...

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