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10

Service and Repair Manual

Model 2500V

General

Hammers must be serviced at regular intervals, any indication that the equipment is not functioning as
specified,  should be investigated to prevent any adverse damage occurring.

ALL SEALS, GASKETS, GREASE OR OTHER PARTS DEEMED NECESSARY FOR
MAINTENANCE  ARE IN THE SERVICE KIT.

ALL NEEDLE ROLLER BEARINGS SHOULD BE PRESSED WITH THE ROUNDED
EDGE ENTERING THE BORE FIRST, AND THE INSERTION TOOL PRESSING
AGAINST THE FLAT SURFACE OF THE BEARING.

Cleaning

All mechanical parts with the exception of any sealed bearings should be cleaned in a suitable cleaning
fluid. Electrical parts should be cleaned by the use of compressed air.

PRECAUTIONS MUST BE TAKEN FOR PERSONAL SAFETY THE USE OF EYE
PROTECTION AND GLOVES IS RECOMMENDED.

Inspection

All mechanical and electrical parts should be inspected for wear and replaced as required.

Lubrication

At service and repair intervals the lubrication should be carried out as shown in the diagram below. All
parts in the service kit should be fitted. The total amount of grease for the 2500 is 320 grms. Lubrication
of the hammer is as shown below on the grease chart.

ALL SCREWS SHOULD BE REFITTED WITH LOCTITE

®

 222 OR SIMILAR

100gm

GREASE APPLICATION CODE

GREASING PROCEDURE

Liberally coat

Pack

Generously coat

Smear

50/60 gm

20gm

40gm

20gm

Содержание 2500

Страница 1: ......

Страница 2: ...CRANKSHAFTNEEDLEBEARING 17 9170 0230 30 ASSEMBLY ARMATURE SEAL ASSY 18 9170 0738 00 ASSEMBLYCRANKSHAFTINNERBEARING 19 9170 0738 10 ASSEMBLY PRESS TOOL C SHAFT SUPPORT 20 9170 0733 30 STANDARD ALLEN KE...

Страница 3: ...ntling procedure all electrical components should then be checked for electrical safety The hammer should ONLY be checked for hammer performance if the unit passes the electrical safety test 1 Remove...

Страница 4: ...e the piston seals 4 1 Remove the four cap screws 6 from the handle 1 and remove the handle 2 Remove the six capscrews 7 from the gear case 4 and remove the cover 3 Remove the four capscrews 8 from th...

Страница 5: ...ayshaft gear 1 remove the thrust bearing assembly 3 and thrust washer 14 2 Press out the needle roller bearings 2 from the layshaft gear see service tool list 3 Secure crankshaft 10 to prevent rotatio...

Страница 6: ...apscrew 4 remove the bearing retainer 7 and thrust washer 3 slide off the connecting rod 2 press out the big end needle roller bearing 8 from the connecting rod remove the big end journal inner bearin...

Страница 7: ...ws of a vice precautions should be taken not to damage the core of the armature with the service tool remove the pinion 2 and spacer 11 see service tool list The service tool is held in position with...

Страница 8: ...hould be cleaned in a suitable cleaning fluid Electrical parts should be cleaned by the use of compressed air PRECAUTIONS MUST BE TAKEN FOR PERSONAL SAFETY THE USE OF EYE PROTECTION AND GLOVES IS RECO...

Страница 9: ...mps 9 amps ELECTRICAL TESTING ELECTRICAL PERFORMANCE TEST READINGS Electrical test Before assembly all electrical parts MUST be checked for safety and that they conform to specification Supplementary...

Страница 10: ...e tool 2 Press bearing 4 into bearing holder 3 and refit circlip 5 fit brush springs 11 to brush holder 12 3 Fit spacer washer 8 fan 6 flat washer 9 and lock nut 10 and tighten to recommended torque 1...

Страница 11: ...kshaft press the bearing inner ring 9 onto the crankshaft 1 fit the connecting rod as sembly to the crankshaft refit the thrust washer 3 bearing retainer 10 and cap screw 4 and tighten to the specific...

Страница 12: ...uching the gear and the centre of the dish making contact with the lock nut and tighten the lock nut to 70 Nm 6 Press needle roller bearings 2 into the layshaft gear 1 when pressing in the bearings th...

Страница 13: ...assembly to the top housing whilst locating the actuator 2 over the switch and secure with four capscrews 5 Fit the springs 1 onto the switch actuator 2 and check switch operation 1 Fit the top cover...

Страница 14: ...l 3 Note Smear Loctite 574 joint compound between the barrel and anvil housing before fitting together DO NOT USE SILICONE SEALANT 1 Insert the plunger and latch spring 5 2 Fit the latch 4 and press d...

Страница 15: ...the barrel latch the same side as the mains lead Note Smear Loctite 574 joint compound between the barrel and nosepiece before fitting DO NOT USE A SILICONE SEALANT 2 Place the washer cup 3 and washer...

Страница 16: ...initially and increase rapidly to 4000 volts between the main casting and one of the pins of the plug on the power supply cord Apply test to both live and neutral pins 2 The full voltage of 4000 volts...

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