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OPERATOR’S SAFETY
AND SERVICE MANUAL
R440
This manual covers the following serial numbers
and higher for each model listed:
440H...........................4400004
SMART RAMMER
MBW, Inc. MBW (UK) Ltd.
250 Hartford Rd • PO Box 440 Units 2&3 CochraneStreet
Slinger, WI 53086-0440 Bolton BL3 6BN
Phone: (262) 644-5234 Phone: 01204 387784
Fax: (262) 644-5169 Fax: 01204 387797 L18428 / 04.08.G
Email: mbw@mbw.com ©MBW, Inc. 2008
Website: www.mbw.com Printed in the USA
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TABLE OF CONTENTS Safety Information . . . . . . . . . . . . . . . . . . . . . . 1 Service. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Torque Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Service Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Safety Decals . . . . . . . . . .
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WARNING CALIFORNIA PROPOSITION 65 WARNING Engine exhaust and some of its constituents are known in the state of California to cause cancer, birth defects, and other reproductive harm.
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SAFETY INFORMATION SAFE DRESS: Do not wear loose clothing, Introduction rings, wristwatches, etc. near machinery. This Safety Alert Symbol is used to call attention to items or operations which may be dangerous to those operating or working with this NOISE PROTECTION: Wear OSHA specified equipment. The symbol can be found hearing protection devices. throughout this manual and on the unit. Please read these warnings and cautions, along with all decals, carefully EYE PROTECTION: Wear OSHA specif
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CAUTION
Read the Operating Instructions
before operating this piece of equipment. Keep unauthorized and untrained people away from this equipment.
14781 ROTATING & MOVING PARTS! Make sure all guards and safety devices are in place. Wear approved hearing protection, ! " foot protection, eye prot
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SPECIFICATIONS 440H Operating Weight 142 lbs (64.4 kg) Height 41 in (104 cm) Width 15 in (38 cm) Length 29 in (74 cm) Engine Honda GX100 Shoe (W x L) 11 x 13.5 in (27.9 x 34.3 cm) 1 93 dBA Operating Noise Level Compaction Force 3800 lbf (16.9 kN) per blow Travel Speed 55 ft/min (16.8 m/min) Compaction Area 2900 sqft/hr (269 sqm/hr) Percussion Rate up to 700 blows/min Engine Speed 3500 rpm Fuel Capacity 1.1 gal (4.2 L) Gearbox Oil Capacity 18 ounces (0.5L) Engine Oil Capacity 9.6 ounces (0.28 L)
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OPERATION 4. Choke engine if necessary (you may not need to Introduction choke a warm engine). MBW equipment is intended for use in very severe 5. Pull starter rope repeatedly until engine starts. applications. They are powered by four cycle engines and are available in different sizes and a selection of engines. 6. Move choke lever to open position. 7. Allow engine to warm up for one or two minutes. This parts manual contains only standard parts. Variations of these parts as well as other spe
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MAINTENANCE WARNING CAUTION Always exercise the stopping procedure before Always verify fluid levels and check for leaks after servicing or lubricating the unit. changing fluids. After servicing the unit, replace and fasten all Do not drain oil onto ground, into open streams, guards, shields, and covers to their original or down sewage drains. positions before resuming operation. Maintenance Schedule EVERY 25 EVERY 300 SYSTEM MAINTENANCE DAILY YEARLY HOURS HOURS Air Cleaner Check and clean X En
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2. If the oil is not visible in the sight gauge, add oil as 4. With the handle still on the ground, remove the four required. See Fluid Levels for recommeneded type hex head flange screws (page 18, #8) holding the of oil. DO NOT OVERFILL THE PERCUSSION cover (page 18, #2) to the gearbox (page 18, #7). UNIT. 5. Remove the cover, the cover gasket (page 18, #4), and the dowel pins (page 18, #1) from the gearbox. Changing Percussion System Oil 6. Tip the unit forward and drain any oil into an oil
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SERVICE Assembly and disassembly should be performed by a Service Tools service technician who has been factory trained on MBW equipment. The unit should be clean and free of debris. Part No. Description Pressure washing before disassembly is recommended. 01629 Rubber Test Mat • Prior to assembly, wash all parts in a suitable cleaner or 06468 Springbox Tool solvent. 07205 Bellows Installation Tool • Check moving parts for wear and failure. Refer to the 07353 Clutch Removal Tool Replacement sec
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9. Remove the gearbox assembly from the lower unit Clutch Removal assembly. See Figure 2. Refer to Engine Assembly, page 22. 1. Remove the jam nut (#8) and key (#5). Slide the clutch off engine crank. 2. Reinstall the clutch. Carefully insert woodruff key (#5) making sure key remains aligned with keyway 3. Reinstall jam nut (#8) with medium strength thread locker. Gearbox Removal NOTE: It is necessary to remove the Handle and the Engine to remove the Gearbox. Refer to Gearbox and Lower Unit
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Breather Removal 5. Install a retaining ring (#4) onto the pinion from inside the gearbox. 1. Remove the hex head cap screw (#29) from the top of the breather assembly (#14). 6. Press the needle bearing (#6) into the gearbox. The bearing must be pressed in with the numbers and 2. Remove the plain washer (#30), cap (#17) and filter letters facing outward. Apply a light coat of oil (see (#15). Fluid Levels, page 5 for proper oil type) to the needle 3. Use a pipe wrench to remove the breather tub
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9. The lower springs (#13 & #14) can be removed from Lower Unit Disassembly the springbox (#11). NOTE: The lower unit can be separated from the drive 10. Place a drift pin or steel rod through the piston hole in unit (engine, gearbox and handle) without completely the ram head (#16). Use this to hold the ram head disassembling the rammer. If the lower unit has not from turning while removing the hex head cap screw already been separated, follow the “Gearbox and lockwasher (#20 & #21). Removal
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9. Remove the springbox tool rods from the assembly. CAUTION 10. The springbox warning decal (page 2, #01326) The piston pin must be able to rotate. should be clean and highly visible. If not, the old decal should be completely removed and replaced with a new decal. 6. Rotate the gearbox assembly so the front of the gearbox is aligned with the front of the lower unit. 11. Lightly oil a new o-ring (#9) and place it into the groove in the springbox guard (#12). 7. Secure the lower bellows mount t
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Parts Replacement Cycles and Tolerances Replace anytime a bearing is rough, binding, discolored or removed from housing or Bearings shaft. Bellows Replace when they are worn, cracked, or to the point of leaking. Replace clutch if shoes and/or springs show signs of heat damage or if it does not Clutch disengage below 2000 rpm. Crank Gear Replace if teeth are cracked or if they become sharp. Engine Components Refer to your engine manufacturer’s Owner’s Manual. Replace if a 0.025” (0.635 mm) feeler
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REPLACEMENT PARTS The warranty is stated in this book on page 24. Failure to return the Warranty Registration Card renders the warranty null and void. MBW has established a network of reputable distributors/ Stamped dealers with trained mechanics and full facilities for maintenance and rebuilding, and to carry an adequate parts stock in all areas of the country. Their sales engineers are Decal available for professional consultation. If you cannot locate an MBW distributor in your area, conta
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14 29 30 17 15 13 28 12 16 19 26 6 1 2 20 21 5 11 3 2 10 8 18 22 4 10 9 23 7 25 27 24 Gearbox Assembly - 14 -
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ITEM PART NO. DESCRIPTION QTY 1. 01001 RETAINING RING, EXT. 5100-137 1 2. 01103 BEARING, BALL 2 3. 01105 BEARING, BALL 1 4. 01244 RETIANING RING, EXT. 5160-112 1 5. 06161 ROD ASSEMBLY, CONNECTING 1 6. 06259 BEARING, NEEDLE 1 7. 06262 BUSHING 1 8. 06264 RETAINING RING, INT. N5000-187 1 9. 06265 RETAINING RING, EXT. 5100-78 1 10. 06266 RETINAING RING, INT. N5000-281 2 11. 06274 SEAL 1 12. 06413 VALVE 1 13. 06423 SPRING, COMPRESSION, 0.420 OD 1 14. 06904 BREATHER ASSEMBLY (Includes items 12, 13, 15
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24 6 23 5 16 22 3 17 7 8 19 10 20 12 21 15 11 2 1 4 9 18 Lower Unit Assembly - 16 -
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ITEM PART NO. DESCRIPTION QTY 1. 06173 COVER 1 2. 06237 O-RING, 4.122 ID X 0.103 DIA 1 3. 07154 RING, CLAMPING 1 4. 09618 FITTING, PLUG PARKER 4HP 50N 1 5. 11694 BELLOWS, 4 PLY 1 6. 16311 RING, CLAMPING, BELLOWS 1 7. 16323 WASHER, 2.125 OD X 0.516 ID 2 8. 16324 PISTON 1 9. 16330 O-RING, 2.72 ID X 0.139 DIA 1 10. 16423 SPACER 1 11. 18135 SPRINGBOX 1 12. 18136 GUARD, SPRINGBOX 1 13. 14. 15. 18276 PLUG, OIL LEVEL 1 16. 18462 RAM 1 17. 18475 BUSHING 1 18. F042005FSS FSS, 1/4-20 X 5/8” 3 19. F042006F
