Numa Patriot RC50 Скачать руководство пользователя | Manualshive

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Page 16

11/06/20

Patriot

®

RC50

•

Lubricate all the internal parts with Rock Drill Oil. See table 5-1 on page 12 for suitable

Rock Drill Oils.

•

Cap the backhead and chuck ends.

•

Store the hammer horizontally in a dry environment.

RESTARTING

Before restarting the hammer after prolonged periods of inactivity, disassemble and

inspect all internal hammer parts.

If any internal hammer parts have oxidized, use an emery cloth to polish each part.

Wash each hammer part, wipe dry, relubricate with rock drill oil and reassemble the hammer.

CAUTION

FAILURE TO CHECK INTERNAL PARTS BEFORE RESTARTING THE HAMMER MAY CAUSE

SERIOUS DAMAGE TO THE HAMMER.

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Содержание Patriot RC50

Страница 1: ...8 646 Thompson Road Thompson CT 06277 USA US Toll Free 800 356 NUMA Tel 860 923 9551 Fax 860 923 2617 E mail numa numahammers com Website www numahammers com Patents 4 530 408 4 919 221 4 962 822 5 20...

Страница 2: ......

Страница 3: ...Bit Retaining Rings 3 15 Chuck 3 16 Metering Sleeve 3 Section II Maintenance 4 Disassembly 4 Hammer Disassembly 4 Inspection 6 General Hammer Assembly 9 Hammer Assembly 9 Section III Parts Identificat...

Страница 4: ...nty period all of Numa s obligations hereunder shall terminate LIMITATION OF LIABILITY Numa shall not be liable to Buyer whether in contract in tort including negligence and strict liability under any...

Страница 5: ...SI to 500 PSI 10 2 Bar to 34 5 Bar with compressors ranging in size from 425 CFM to 1050 CFM 201 to 496 Litres Second When drilling conditions require supplementary hole cleaning additional hole clean...

Страница 6: ...circulation drill rod Wrench flats are provided for disassembling 4 PIN Two pins align the feed tube into the backhead They are made of hardened steel to ensure long life 5 BACKHEAD BEARING The backh...

Страница 7: ...ved 13 BIT BEARING The bit bearing guides the bit to insure proper alignment between the piston and the bit The bit bearing is a slip fit with a bit bearing retainer o ring in the chuck end of the cas...

Страница 8: ...mm diameter brass rod rubber mallet snap ring pliers press a small screwdriver and a scribe Clean the outside of the hammer This will insure a good surface to clamp on Using an overhead crane place th...

Страница 9: ...seat check valve check valve spring and feed tube from the backhead Using a screwdriver remove the backhead bearing from the groove located on the outside diameter of the backhead Remove the backhead...

Страница 10: ...e tube I D should be no bigger than 1 5 8 41 mm and the length should be al least 37 1 2 95 cm NOTE Due to the angle of the exhaust into the collection tube two sides will show increased wear To incre...

Страница 11: ...icks burrs and scoring Inspect all makeup surfaces for indentations or nicks caused by wear Remove all minor irregularities with emery cloth Replace if necessary SNAP RING Inspect the snap ring for se...

Страница 12: ...ternal irregularities with a fine honing stone Remove all external irregularities with an emery cloth Clearance between the bit shank and bit bearing should not exceed 020 51 mm Replace if necessary B...

Страница 13: ...ert the bit bearing retainer o ring into the groove located just above the bit bearing Slide the piston in the backhead end of the case Push the piston all the way to the chuck end The piston should r...

Страница 14: ...spring feed tube and pins already installed into the backhead end of the case Oil the outside surface of the collection tube Insert the collection tube through the backhead until refusal Using a rubbe...

Страница 15: ...E CASE OD WELDING ON THE CASE CAN CREATE DISTORTION CAUSE PREMATURE FAILURE AND VOID THE WARRANTY CONTACT NUMA FOR SPECIAL INSTRUCTIONS IF WELDING THE CASE BECOMES UNAVOIDABLE Insert the o rings into...

Страница 16: ...J B M Box 017917 1 DR115 Box 017080 1 Backhead O Ring 008207 2 Backhead Bearing 015200 1 Pin 015207 2 Collection Tube O Ring 015422 5 Check Valve Seat O Ring 008208 1 Check Valve Seat 012995 1 Check V...

Страница 17: ...1000 800 600 400 200 CFM 661 566 472 378 283 189 94 4 L SEC 100 200 300 400 500 DRILL PRESSURE PSI 1 2 ORIFICE O RING ORIFICE O RING INSTALLED 1 REMOVED 2 NOTE Numa RC hammers utilize feed tube o ring...

Страница 18: ...drilling whichever occurs first Numa Enviro Lube is utilized in 3 1 2 to 6 hammers only Medium SAE 30 Heavy SAE 50 Shell Air Tool Oil S2 A 150 Air Tool Oil S2 A 320 Chevron Aries 150 Aries 320 Conoco...

Страница 19: ...eign contaminants from sticking to the connector ends SHORT TERM STORAGE When the Patriot hammer will be stored for only a short period of time the following steps should be taken Blow the hammer clea...

Страница 20: ...environment RESTARTING Before restarting the hammer after prolonged periods of inactivity disassemble and inspect all internal hammer parts If any internal hammer parts have oxidized use an emery clot...

Страница 21: ...the most wear and should be used to determine the frequency of bit sharpening When the flats on the gauge buttons become a maximum of 1 8 3 mm wide it is time to resharpen Refer to figure 7 1 SHARPENI...

Страница 22: ...ly 017803 1 2 Feed Tube 015201 1 2 Feed Tube O Ring 005566 1 2 Collection Tube O Ring 015422 2 4 Piston 012994 1 2 Case 017081 0 1 Snap Ring 012992 1 2 Bit Bearing 012991 1 1 Bit Bearing Retainer O Ri...

Страница 23: ...11 06 20 Page 19 Patriot RC50 NOTES...

Страница 24: ...Page 20 11 06 20 Patriot RC50 NOTES...

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