Flameproof Rubber Tyred Vehicles Technical Bulletin
Contents
1. 2 Start the engine and bring the engine rpm to approximately half throttle Check the pump pressure on the test gauge or system 20 monitor whichever is applicable Refer to the sche matic for system pressures 3 If the system pressure requires adjustment shut down and isolate the machine Adjust the working pressure compensator on pump 1 Loosen the lock nut on the pump and turn the adjusting screw clockwise to increase pressure or anti clockwise to decrease pressure Each full turn of the compensator screw changes the setting by approximately 52 bar Tighten the lock nut on the adjusting screw Clear the transmission bay area 4 Restart the engine bring the engine rpm to approximately half throttle and recheck the pressure If required repeat step 3 until the correct pressure is achieved 5 Shut down and isolate the machine 6 Reconnect pilot line from bucket valve to pump 1 7 Disconnect pilot line at between pump 2 and bucket valve at pump Cap this pilot line and fitting on pump 2 Clear the transmission bay area 8 Start the engine and bring the engine rpm to approximately half throttle Check the pump pressure on the test gauge or system 20 monitor whichever is applicable 9 If the system pressure requires adjustment shut down and isolate the machine Adjust the working pressure compensator on pump 2 Loosen the lock nut on the pump and turn the adjusting screw a quarter turn clockwise to increase pressure or a2. Flameproof Rubber Tyred Vehicles Technical Bulletin Bulletin Number TB0918 Date 17 12 2009 Subject Pressure Compensated Pump Adjustment Procedures Purpose To inform the industry of revised pressure compensated pump adjustment procedures for the Sandvik Loaders and Shield Haulers Applicable to Revised procedures are provided for adjustment of pressure compensated pumps on the 130 LS160 former name ED6 LS170 former name ED7 LS170L former name ED7LP Pressure Compensated LS190 former name ED10 Loaders and 936 TS490 former name 940 TS495 Shield Haulers Description The pressure compensated pump setting procedures have been revised for the following pumps Vehicle Pump Pressure Compensated LS190 former name Pressure Compensated ED10 TS495 Brake Steer Recommendations Place copies of the revised setting procedures into the vehicle service manuals and remove or mark up the old procedures to identify they have been superseded Communicate to service personnel that the procedures have been revised Contact Contact your Sandvik representative for further information or any questions you may have Attachments e LS190 Pressure Compensated Bucket Pump Pressure Setting Procedure e 130 936 LS160 Pressure Compensated Brake Steer Pump Pressure Setting Adjustments Procedure e LS170 Pressure Compensated Brake Steer Pump Pressure Setting Adjustments Procedure e LS170L Pressure Compensated Brake Steer Pum
3. pressures 2 If the system pressure requires adjustment shut down and isolate the machine Loosen the lock nut on the pump compensator and turn the adjusting screw a quarter turn clock wise to increase pressure or a quarter turn anti clockwise to decrease pressure Tighten the lock nut on the adjusting screw Clear the transmission bay area 3 Restart the engine and bring the engine rpm to approximately half throttle Cycle the pump several times by pumping the brake pedal and recheck the pressure Note the change in pressure due to the quarter turn If required repeat step 2 until the correct pressure is achieved Increase or decrease the turn amount on the adjustment screw as required 4 Shut down and isolate the machine 5 Disconnect the test gauge clean the work area and close the transmission bay cover 6 If no additional maintenance on the ma chine is required remove the centre pivot safety link and wheel chocks close the steering accumulator drain valve and close the air vent on the hydraulic tank Location of Pressure Adjustment Hydraulic Service Manual Sandvik Mining and Construction Tomago Page 35 Rev 07 31 08 2006 TS495 Pressure Adjustments Pressure Compensated Brake Steer Pump Pressure Setting Adjustments Special Tools Required 0 210 Bar test gauge Workshop hand tools Wheel chocks PPE Required Safety glasses Workshop Gloves Setup for Pump Pressure Setting Adj
4. drained 4 DO NOT ride on the machine 5 Access the top of the machine and carefully open the transmission bay cover 4 DANGER ENTANGLEMENT HAZARD DO NOT work in the transmission bay when the engine is running Entanglement in the driveline and serious injury may result ALWAYS maintain a safe distance to the transmission driveline when the engine is operating Hydraulic Service Manual Sandvik Mining and Construction Tomago Page 34 Rev 07 31 08 2006 TS490 6 Connect a 0 240 Bar test gauge to the System 20 in line sensor or a test gauge teed off the line from the brake steer pump Position the gauge line well clear of the drive lines Use a System 20 monitor where available Release any stored air pressure in the hydraulic tank prior to disconnecting hydraulic lines to minimise oil leakage FLUID INJECTION HAZARD DO NOT disconnect hydraulic hoses whilst the engine is running or the system is pressurised Hydraulic fluid injection injury may result ALWAYS ensure the machine has been shutdown and hydraulic pressure drained before disconnecting any hoses ALWAYS wear safety glasses when disconnecting hoses Setting Pump Working Pressures 1 Start the engine and bring the engine rpm to approximately half throttle Cycle the pump several times by pumping the brake pedal Check the pump pressure on the test gauge or system 20 monitor whichever is applicable Refer to the schematic for system
5. quarter turn anti clockwise to decrease pressure Each full turn of the compensator screw changes the setting by ap proximately 52 bar Tighten the lock nut on the adjusting screw Clear the transmission bay area Hydraulic Service Manual Sandvik Mining and Construction Tomago Page 40 Rev 09 28 08 2009 LS190 10 Restart the engine bring the engine rpm to approximately half throttle and recheck the pressure If required repeat step 3 until the correct pressure is achieved 11 Shut down and isolate the machine 12 Reconnect pilot line from bucket valve to pump 2 Setting Pump Standby Pressures 1 Loosen locknut on Standby Pressure Compensator on pump 2 and adjust standby pres sure compensator anti clockwise to reduce standby pressure on pump 2 Tighten the lock nut on the adjusting screw Clear the transmission bay area NOTICE Count and record the number of turns on the adjustment screw This NOTICE i i i will assist later in the procedure when resetting pump 2 2 Start machine and run at idle Check the pump pressure on the test gauge or system 20 monitor whichever is applicable Refer to the schematic for system standby pressures 3 If the system pressure requires adjustment shut down and isolate the machine Adjust the standby pressure compensator on pump 1 Loosen the locknut on the Standby Pres sure Compensator on pump 1 and turn the adjusting screw clockwise to increase pressure or anti cl
6. turn If required repeat step 2 until the correct pres sure is achieved Increase or decrease the turn amount on the adjustment screw as re quired 4 Shut down and isolate the machine 5 Disconnect the test gauge clean the work area and close the transmission bay cover 6 If no additional maintenance on the machine is required remove the centre pivot safety link and wheel chocks close the steering accumulator drain valve and close the air vent on the hydraulic tank Hydraulic Service Manual Sandvik Mining and Construction Tomago Page 2 Rev 1 28 08 2009
7. TION HAZARD DO NOT disconnect hydraulic hoses whilst the engine is running or the system is pressurised Hydraulic fluid injection injury may result ALWAYS ensure the machine has been shutdown and hydraulic pressure drained before disconnecting any hoses ALWAYS wear safety glasses when disconnecting hoses Setting Pump Working Pressures iF Start the engine and bring the engine rpm to approximately half throttle Cycle the pump several times by pumping the brake pedal Check the pump pressure on the test gauge or system 20 monitor whichever is applicable Refer to the schematic for system pressures 2 If the system pressure requires adjustment shut down and isolate the machine Loosen the lock nut on the pump compensator and turn the adjusting screw a quarter turn clockwise to increase pressure or a quarter turn anti clockwise to decrease pressure Tighten the lock nut on the adjusting screw Clear the transmission bay area 3 Restart the engine and bring the engine rpm to approximately half throttle Cycle the pump several times by pumping the brake pedal and recheck the pressure Note the change in pressure due to the quarter turn If required repeat step 2 until the correct pres sure is achieved Increase or decrease the turn amount on the adjustment screw as re quired 4 Shut down and isolate the machine 5 Disconnect the test gauge clean the work area and close the transmission bay cover 6 If no additional maintenance o
8. e engine and bring the engine rom to approximately half throttle Cycle the pump several times by pumping the brake pedal and recheck the pressure Note the change in pressure due to the quarter turn If required repeat step 2 until the correct pressure is achieved Increase or decrease the turn amount on the adjustment screw as required 4 Shut down and isolate the machine 5 Disconnect the test gauge clean the work area and close the transmission bay cover 6 If no additional maintenance on the ma chine is required remove the centre pivot safety link and wheel chocks close the steering accumulator drain valve and close UCC Inline Sensor Test Point the air vent on the hydraulic tank Hydraulic Service Manual Sandvik Mining and Construction Tomago Page 27 Rev 08 28 08 2009 LS170L Pressure Adjustments Pressure Compensated Brake Steer Pump Pressure os Adjustments Special Tools Required O 210 Bar test gauge o Workshop hand tools UCC Inline Sensor o Wheel chocks Test Point PPE Required Safety glasses Workshop Gloves Setup for Pump Pressure Setting Adjustments 1 The hydraulic oil should be at normal operating temperature before beginning any ad justments 2 Set up the machine for service ensuring that is parked correctly shut down and iso lated stored hydraulic pressure has been drained wheels are chocked and centre pivot safety link is connected 3 Due to the number of sh
9. ed the articulation lock is securely in place and the steering accumulators have been drained 4 DO NOT ride on the machine 5 Access the top of the machine and carefully open the transmission bay cover A DANGER ENTANGLEMENT HAZARD DO NOT work in the transmission bay when the engine is running Entanglement in the driveline and serious injury may result ALWAYS maintain a safe distance to the transmission driveline when the engine is operating 6 Connect a 0 210 Bar test gauge to the System 20 in line sensor or a test gauge teed off the line from the bucket pump to the bucket control valve Position the gauge line well clear of the drive lines Use a System 20 monitor where available Hydraulic Service Manual Sandvik Mining and Construction Tomago Page 39 Rev 09 28 08 2009 LS190 Release any stored air pressure in the hydraulic tank prior to disconnecting hydraulic lines to minimise oil leakage FLUID INJECTION HAZARD DO NOT disconnect hydraulic hoses whilst the engine is running or the system is pressurised Hydraulic fluid injection injury may result ALWAYS ensure the machine has been shutdown and hydraulic pressure drained before disconnecting any hoses ALWAYS wear safety glasses when disconnecting hoses Setting Pump Working Pressures 1 Disconnect pilot line between pump 1 and bucket valve at the pump Cap this pilot line and fitting on pump 1 Clear the transmission bay area
10. he engine and bring the engine rpm to approximately half throttle Cycle the pump several times by pumping the brake pedal Check the pump pressure on the test gauge or system 20 monitor whichever is applicable Refer to the schematic for system pressures 2 If the system pressure requires adjustment shut down and isolate the machine Loosen the lock nut on the pump compensator and turn the adjusting screw a quarter turn clockwise to increase pressure or a quarter turn anti clockwise to decrease pressure Tighten the lock nut on the adjusting screw Clear the transmission bay area 3 Restart the engine and bring the engine rpm to approximately half throttle Cycle the pump several times by pumping the brake pedal and recheck the pressure Note the change in pressure due to the quarter turn If required repeat step 2 until the correct pres sure is achieved Increase or decrease the turn amount on the adjustment screw as re quired 4 Shut down and isolate the machine 5 Disconnect the test gauge clean the work area and close the transmission bay cover 6 If no additional maintenance on the machine is required remove the centre pivot safety link and wheel chocks close the steering accumulator drain valve and close the air vent on the hydraulic tank Hydraulic Service Manual Sandvik Mining and Construction Tomago Page 2 Rev 1 28 08 2009 LS170 Adjustments Pressure Compensated Brake Steer Pump Pressure Setting Adjustme
11. n the machine is required remove the centre pivot safety link and wheel chocks close the steering accumulator drain valve and close the air vent on the hydraulic tank Hydraulic Service Manual Sandvik Mining and Construction Tomago Page 27 Rev 1 28 08 2009 TS490 Adjustments Pressure Compensated Brake Steer Pump Pressure Setting Adjustments Special Tools Required 0 240 Bar test gauge Workshop hand tools Wheel chocks PPE Required Safety glasses Workshop Gloves Setup for Pump Pressure Setting Adjustments 1 The hydraulic oil should be at normal operating temperature before beginning any ad justments 2 Set up the machine for service ensuring that is parked correctly shut down and iso lated stored hydraulic pressure has been drained wheels are chocked and centre pivot safety link is connected 3 Due to the number of shutdowns and re starts during the adjustment procedures it is advantageous to connect an external air supply to the air receiver Ensure the external air supply pressure does not exceed 860kPa 4 Ensure the top of the machine is clean and free of debris and oil A DANGER FALLING HAZARD A 1 Working at heights can result in falling injuries 2 ALWAYS maintain 3 points of contact with the machine 3 DO NOT climb on the machine unless it is on level ground has been correctly parked the articulation lock is securely in place and the steering accumulators have been
12. ngine is operating Hydraulic Service Manual Sandvik Mining and Construction Tomago Page 26 Rev 08 28 08 2009 LS170 6 Connect a 0 210 Bar test gauge to the System 20 in line sensor or a test gauge teed off the line from the brake steer pump Position the gauge line well clear of the drive lines Use a System 20 monitor where available Release any stored air pressure in the hydraulic tank prior to disconnecting hydraulic lines to minimise oil leakage FLUID INJECTION HAZARD DO NOT disconnect hydraulic hoses whilst the engine is running or the system is pressurised Hydraulic fluid injection injury may result ALWAYS ensure the machine has been shutdown and hydraulic pressure drained before disconnecting any hoses ALWAYS wear safety glasses when disconnecting hoses Setting Pump Working Pressures 1 Start the engine and bring the engine rpm to approximately half throttle Cycle the pump several times by pumping the brake pedal Check the pump pressure on the test gauge or system 20 monitor whichever is applicable Refer to the schematic for system pressures 2 If the system pressure requires adjustment shut down and isolate the machine Loosen the lock nut on the pump compensator and turn the adjusting screw a quarter turn clock wise to increase pressure or a quarter turn anti clockwise to decrease pressure Tighten the lock nut on the adjusting screw Clear the transmission bay area 3 Restart th
13. nts Special Tools Required O 210 Bar test gauge Workshop hand tools Wheel chocks PPE Required Safety glasses Workshop Gloves Setup for Pump Pressure Setting Adjustments 1 The hydraulic oil should be at normal operating temperature before beginning any ad justments 2 Set up the machine for service ensuring that is parked correctly shut down and iso lated stored hydraulic pressure has been drained wheels are chocked and centre pivot safety link is connected 3 Due to the number of shutdowns and re starts during the adjustment procedures it is advantageous to connect an external air supply to the air receiver Ensure the external air supply pressure does not exceed 860kPa 4 Ensure the top of the machine is clean and free of debris and oil 4 DANGER FALLING HAZARD A 1 Working at heights can result in falling injuries 2 ALWAYS maintain 3 points of contact with the machine 3 DO NOT climb on the machine unless it is on level ground has been correctly parked the articulation lock is securely in place and the steering accumulators have been drained 4 DO NOT ride on the machine 5 Access the top of the machine and carefully open the transmission bay cover 4 DANGER ENTANGLEMENT HAZARD DO NOT work in the transmission bay when the engine is running Entanglement in the driveline and serious injury may result ALWAYS maintain a safe distance to the transmission driveline when the e
14. ockwise to decrease pressure Each full turn of the standby compensator screw changes the setting by approximately 10 7 bar Tighten the lock nut on the adjusting screw Clear the transmission bay area 4 Restart the engine leave the engine at idle rom and recheck the pressure If required repeat step 3 until the correct pressure is achieved 5 Shut down and isolate the machine 6 Loosen locknut on Standby Pressure Compensator on pump 2 and turn the adjustment screw clockwise increase pressure the number of turns noted in step 1 plus an additional turn Tighten the lock nut on the adjusting screw Clear the transmission bay area 7 Restart the engine leave the engine at idle rpm and recheck the pressure It should be above 35 bar due to the additional turn in step 6 8 Shut down and isolate the machine Adjust the standby pressure compensator on pump 2 Loosen the locknut on the Standby Pressure Compensator on pump 2 and turn the adjusting screw clockwise to increase pressure or anti clockwise to decrease pressure to 35 bar Each full turn of the standby compensator screw changes the setting by approximately 10 7 bar Tighten the lock nut on the adjusting screw Clear the transmission bay area 9 Restart the engine leave the engine at idle rom and recheck the pressure If required repeat step 8 until the correct pressure is achieved 10 Shut down and isolate the machine Hydraulic Service Manual Sandvik Mining and Con
15. p Pressure Setting Adjustments Procedure e 15490 Pressure Compensated Brake Steer Pump Pressure Setting Adjustments Procedure e 15495 Pressure Compensated Brake Steer Pump Pressure Setting Adjustments Procedure Sandvik Mining and Construction Tomago Pty Ltd Page 1 of 1 ABN 38 070 973 330 Old Punt Road Telephone 61 2 4985 2625 Tomago NSW 2322 Australia Facsimile 61 2 4985 2626 LS190 ADJUSTMENTS Pressure Compensated Bucket Pump Pressure Setting Special Tools Required e 0 210 Bar test gauge e Workshop hand tools e Wheel chocks PPE Required e Safety glasses e Workshop Gloves Setup for Pump Pressure Setting Adjustments 1 The hydraulic oil should be at normal operating temperature before beginning any adjust menis 2 Set up the machine for service ensuring that is parked correctly shut down and isolated stored hydraulic pressure has been drained wheels are chocked and centre pivot safety link is connected 3 Due to the number of shutdowns and re starts during the adjustment procedures it is advantageous to connect an external air supply to the air receiver Ensure the external air supply pressure does not exceed 860kPa 4 Ensure the top of the machine is clean and free of debris and oil 4 DANGER FALLING HAZARD 1 Working at heights can result in falling injuries 2 ALWAYS maintain 3 points of contact with the machine 3 DO NOT climb on the machine unless it is on level ground has been correctly park
16. sensor or a test gauge teed off the line from the brake steer pump Position the gauge line well clear of the drive lines Use a System 20 monitor where available Release any stored air pressure in the hydraulic tank prior to discon necting hydraulic lines to minimise oil leakage FLUID INJECTION HAZARD DO NOT disconnect hydraulic hoses whilst the engine is running or the system is pressurised Hydraulic fluid injection injury may result ALWAYS ensure the machine has been shutdown and hydraulic pressure drained before disconnecting any hoses ALWAYS wear safety glasses when disconnecting hoses Setting Pump Working Pressures 1 Start the engine and bring the engine rpm to approximately half throttle Cycle the pump several times by pumping the brake pedal Check the pump pressure on the test gauge or system 20 monitor whichever is applicable Refer to the schematic for system pressures 2 If the system pressure requires adjustment shut down and isolate the machine Loosen the lock nut on the pump compensator and turn the adjusting screw a quarter turn clockwise to increase pressure or a quarter turn anti clockwise to decrease pressure Tighten the lock nut on the adjusting screw Clear the transmission bay area 3 Restart the engine and bring the engine rpm to approximately half throttle Cycle the pump several times by pumping the brake pedal and recheck the pressure Note the change in pressure due to the quarter
17. struction Tomago Page 41 Rev 09 28 08 2009 LS190 When pump standby pressure s are correct 11 Disconnect the test gauge clean the work area and close the transmission bay cover 12 If no additional maintenance on the machine is required remove the centre pivot safety link and wheel chocks close the steering accumulator drain valve and close the air vent on the hydraulic tank Hydraulic Service Manual Sandvik Mining and Construction Tomago Page 42 Rev 09 28 08 2009 130 936 LS160 Pressure Adjustments Pressure Compensated Brake Steer Pump Pressure Setting Adjustments Special Tools Required 0 210 Bar test gauge Workshop hand tools Wheel chocks PPE Required Safety glasses Workshop Gloves Setup for Pump Pressure Setting Adjustments 1 The hydraulic oil should be at normal operating temperature before beginning any ad justments 2 Set up the machine for service ensuring that is parked correctly shut down and iso lated stored hydraulic pressure has been drained wheels are chocked and centre pivot safety link is connected 3 Due to the number of shutdowns and re starts during the adjustment procedures it is advantageous to connect an external air supply to the air receiver Ensure the external air supply pressure does not exceed 860kPa 4 Ensure the top of the machine is clean and free of debris and oil 4 DANGER FALLING HAZARD 1 Working at heights can res
18. ult in falling injuries 2 ALWAYS maintain 3 points of contact with the machine 3 DO NOT climb on the machine unless it is on level ground has been correctly parked the articulation lock is securely in place and the steering accumulators have been drained 4 DO NOT ride on the machine 5 Access the top of the machine and carefully open the transmission bay cover 4 DANGER ENTANGLEMENT HAZARD DO NOT work in the transmission bay when the engine is running Entanglement in the driveline and serious injury may result ALWAYS maintain a safe distance to the transmission driveline when the engine is operating Hydraulic Service Manual Sandvik Mining and Construction Tomago Pace 4 Rev 1 28 08 2009 6 Connect a 0 210 Bar test gauge to the System 20 in line sensor or a test gauge teed off the line from the brake steer pump Position the gauge line well clear of the drive lines Use a System 20 monitor where available Release any stored air pressure in the hydraulic tank prior to discon necting hydraulic lines to minimise oil leakage FLUID INJECTION HAZARD DO NOT disconnect hydraulic hoses whilst the engine is running or the system is pressurised Hydraulic fluid injection injury may result ALWAYS ensure the machine has been shutdown and hydraulic pressure drained before disconnecting any hoses ALWAYS wear safety glasses when disconnecting hoses Setting Pump Working Pressures 1 Start t
19. ustments 1 The hydraulic oil should be at normal operating temperature before beginning any ad justments 2 Set up the machine for service ensuring that is parked correctly shut down and iso lated stored hydraulic pressure has been drained wheels are chocked and centre pivot safety link is connected 3 Due to the number of shutdowns and re starts during the adjustment procedures it is advantageous to connect an external air supply to the air receiver Ensure the external air supply pressure does not exceed 860kPa 4 Ensure the top of the machine is clean and free of debris and oil 4 DANGER FALLING HAZARD 1 Working at heights can result in falling injuries 2 ALWAYS maintain 3 points of contact with the machine 3 DO NOT climb on the machine unless it is on level ground has been correctly parked the articulation lock is securely in place and the steering accumulators have been drained 4 DO NOT ride on the machine 5 Access the top of the machine and carefully open the transmission bay cover 4 DANGER ENTANGLEMENT HAZARD DO NOT work in the transmission bay when the engine is running Entanglement in the driveline and serious injury may result ALWAYS maintain a safe distance to the transmission driveline when the engine is operating Hydraulic Service Manual Sandvik Mining and Construction Tomago Pace 4 Rev 1 28 08 2009 _ 6 Connect a 0 240 Bar test gauge to the System 20 in line
20. utdowns and re starts during the adjustment procedures it is advantageous to connect an external air supply to the air receiver Ensure the external air supply pressure does not exceed 860kPa 4 Ensure the top of the machine is clean and free of debris and oil A DANGER FALLING HAZARD 1 Working at heights can result in falling injuries A 2 ALWAYS maintain 3 points of contact with the machine 3 DO NOT climb on the machine unless it is on level ground has been correctly parked the articulation lock is securely in place and the steering accumulators have been drained 4 DO NOT ride on the machine 5 Access the top of the machine and carefully open the transmission bay cover 4 DANGER ENTANGLEMENT HAZARD DO NOT work in the transmission bay when the engine is running Entanglement in the driveline and serious injury may result ALWAYS maintain a safe distance to the transmission driveline when the engine is operating Hydraulic Service Manual Sandvik Mining and Construction Tomago Page 26 Rev 1 28 08 2009 LS170L 6 Connect a 0 210 Bar test gauge to the System 20 in line sensor or a test gauge teed off the line from the bucket pump to the bucket control valve Position the gauge line well clear of the drive lines Use a System 20 monitor where available Release any stored air pressure in the hydraulic tank prior to discon necting hydraulic lines to minimise oil leakage FLUID INJEC
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