MBW R442 User manual

OPERATOR’S SAFETY
AND SERVICE MANUAL
MBW, Inc.
250 Hartford Rd • PO Box 440
Slinger, WI 53086-0440
Phone: [phone]
Fax: [phone]
Email: [e-mail]
Website: www.mbw.com
MBW (UK) Ltd.
Units 2&3 Cochrane Street
Bolton BL3 6BN England
Phone: [phone]
Fax: [phone]
E-mail: [e-mail]
Website: www.mbweurope.com
L19904 / 02.21.Q
©MBW, Inc. 2015
Printed in the USA
R442
This manual covers the following serial numbers
and higher for each model listed:
R442H...........................4420784
SMART RAMMERS

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DANGER
Compressed spring could cause severe injury.
See manual for disassembly instructions.
La resorte comprimida podría causar la
herida severa. Consulte el libro para
ver el desmontaje correcto.
PELIGRO
01326
U.S. PATENT 8,202,022
20425 RAMMER
CAUTION
Machine is top heavy and could
fall if not lifted from this bar.
R422 = 138 lb (63 kg)
R442 = 150 lb (68 kg)
R482/483 = 177 lb (80 kg)
20258
19791
WARNING
OPERATION OF THIS EQUIPMENT MAY
CREATE SPARKS THAT CAN START FIRES
AROUND DRY VEGETATION. A SPARK
ARRESTER MAY BE REQUIRED. THE
OPERATOR SHOULD CONTACT LOCAL FIRE
AGENCIES FOR LAWS OR REGULATIONS
RELATING TO FIRE PREVENTION
UNLEADED
GASOLINE
14781
Failure to comply could result in serious bodily
injury. 13483
CAUTION
STOP
Read Operating Instructions before
operating this piece of equipment.
Keep unauthorized and untrained
people away from this equipment.
ROTATING & MOVING PARTS!
Make sure all guards and safety
devices are in place.
Wear OSHA approved hearing
protection, foot protection, eye
protection and head protection.
Avoid breathing dust from operating
machine, wear OSHA specified dust
mask/respirator.
SHUT OFF the motor before servicing
or cleaning.
DO NOT RUN in an enclosed area.
The engine produces carbon
monoxide, a POISONOUS GAS.
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OPTIMAL OPERATING
SPEED
420-421/422...3500 RPM
440/442..........3500 RPM
480-481..........3200 RPM
482-483..........3200 RPM
15287
OPERATING
INSTRUCTIONS
1. Check fuel level.
2. Open fuel valve.
3. Set throttle at idle postion.
4. Choke engine. A warm engine may not need
to be choked.
5. Pull starter rope.
6. After starting, open choke gradually and let
engine warm up at idle.
7. To start compacting: open throttle fully.
8. To stop: return throttle to idle and allow engine
to run for a few minutes before turning off.
9. Turn engine switch to off and close fuel valve.
14773
Safety Decals (Decal Set #17777)
20258
19791
14781
13483
14770
06079
20425
01326
14773
15287
15137
21080
12500
U.S. PATENT 8,057,125
19895 RAMMER
19895
21445
21743
21743
WARNING
Operating, servicing and maintaining this equipment
can expose you to chemicals, including engine
exhaust, phthalates and lead, which are known to the
state of California to cause cancer and birth defects or
other reproductive harm. Avoid breathing engine
exhaust. Do not operate equipment in confined areas.
For more information go to www.P65Warnings.ca.gov
21820
21820

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SPECIFICATIONS
Specifications subject to change without notice
1. Noise levels are taken at the operating position and are based on operating conditions. Background noise will increase noise levels.
2. Noise level is operating on loose gravel surface. Hearing protection may be required.
3. Not all product variations shown.
- No universal method or formula has been accepted for determining “Compaction Force”. All manufactures employ their
own method or formula.
442H/442H12 442HA
Operating Weight - lbs (kg) 150 (68) 154 (70)
Height - in (cm) 41 (104)
Width - in (cm) 15 (38)
Length - in (cm) 29 (74)
Engine Honda GX100/GXR120 Honda GX100
Shoe (W x L) in (cm) 11 x 13 (28 x 33)
Operating Noise Level1 dBa 93 dBA
Compaction Force lbf (kN) 3800 (16.9)
Travel Speed ft/min (m/min) 55 (16.8)
Compaction Area sq ft/hr (sq m/hr) 3025 (281)
Percussion Rate blows/min up to 720
Engine Speed rpm 3500
Fuel Capacity - gal (L) 1.1 (4.2)
Gearbox Oil Capacity ounces (L) 18 (0.5)
Engine Oil Capacity ounces (L) 9.6 (0.28)
++ +$

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Gearbox Assembly

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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 RETAINING RING, EXT. 5160-112 1
5. 06161 ROD ASSEMBLY, CONNECTING (includes item #7) 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 RETAINING 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, 16, 17, 26, 28, 29) 1
15. 06905 FILTER, BREATHER 1
16. 06908 TUBE, BREATHER 1
17. 06910 COVER 1
18. 09476 RETAINING RING, INT. N500-244 1
19. 09618 FITTING, PLUG PARKER 4HP50N 1
20. 13733 GEAR 1
21. 15959 PINION 1
22. 16021 BEARING, BALL 1
23. 16451 RETAINING RING, INTERNAL, 3.0” ( For Serial Number 4420609 and lower)
24. 20047 HOUSING ASSEMBLY, 442 1
25. 20347 KIT, SLIDE BEARING 1
26. F01PW WASHER,5/32 X 3/8 X 18 GA ZP 1
27. F061605FWS FLANGE HEAD CAP SCREW, 3/8-16 X 5/8 GR5 ZP 1
28. F081304HCS HEX HEAD CAP SCREW, 1/2-13 X 1/2 GR5 ZP 1
29. F08SW WASHER, 9/16 X 1-3/8 X 12 GA ZP 1
KITS:
20177 KIT, SLIDE BEARING (Includes item 25 & slide bearings in lower unit)

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Lower Unit Assembly

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ITEM PART NO. DESCRIPTION QTY
1. 06173 COVER, SPRINGBOX 1
2. 06237 O-RING, 4.33 ID X 0.103 DIA 1
3. 07154 RING, CLAMPING, LOWER 1
4. 09618 FITTING, PLUG PARKER 4HP50N 1
5. 11694 BELLOWS, 4 PLY 1
6. 16311 RING, CLAMPING, UPPER 1
7. 16330 O-RING, 2.72 ID X 0.139 DIAMETER 1
8. 18276 PLUG, OIL LEVEL 1
9. 18693 SPRING, COMPRESSION, OUTER 2
10. 18694 SPRING, COMPRESSION, MIDDLE 2
11. 18695 SPRING, COMPRESSION, INNER 2
12. 19585 KIT, SHOE, 11” CAST IRON, (Includes items #12, 23 & 24) 1
13. 20027 SPRING BOX GUARD 1
14. 20039 SPRING SEPARATOR 1
15. 20041 SLIDE BEARING, SPRING SEPARATOR 1
16. 20043 SLIDE BEARING, SPRING BOX 1
17. 20044 RETAINING RING 1
18. 20162 SPRING BOX, 442 1
19. 20336 KIT, RAM SHAFT (Includes items #19, 25 & 6 from page 18) 1
20. 20882 HANDLE, LIFT 1
21. F042005FSS FSS, 1/4-20 x 5/8” 3
22. F042006FWS FLANGE LOCK SCREW, 1/4-20 x 3/4, ZP 4
23. F042007FWS FLANGE LOCK SCREW, 1/4-20 x 7/8, ZP 6
24. F071418SCS SOCKET HEAD SCREW, 7/16-14 x 2-1/4 3
25. F071420SCS SOCKET HEAD SCREW, 7/16-14 x 2-1/2 3
26. F07LW LOCKWASHER, 7/16 ZP 6
27. 20498 LOCK NUT, TOP DEFORM FLANGE, 1/2-13 1
F081318HCS HHCS, 1/2-13 x 2-1/4 GR5 ZP (For serial number 4420569 and below) 1
F08LW LOCKWASHER, 1/2 ZP (For serial number 4420569 and below) 1
KITS:
20177 KIT, SLIDE BEARING (Includes items #15, 16, 17 & slide bearing in gear box)
20174 SPRING BOX ASM. (Includes items #1, 2, 9, 10, 11, 14 thru 19, 21, & 27)
20885 KIT, LOWER LIFT HANDLE (Includes items #20, 25, & 26)

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Gearbox and Lower Unit Assembly

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ITEM PART NO. DESCRIPTION QTY
1. 07203 PIN,DOWEL 1/4 x 1/2 2
2. 16313 COVER, RAMMER GEARBOX 1
3. 16361 GASKET, COVER 1
4. 20030 GEARBOX ASSEMBLY 1
5. 20045 PISTON CONNECTING PIN 1
6. 20046 RETAINING RING, INTERNAL 1
7. 20048 LOWER UNIT, 1
8. F051807FWS FLANGE SCREW,5/16-18 x 7/8 ZP 4

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Handle Assembly

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ITEM PART NO. DESCRIPTION QTY
1. 01026 WORM DRIVE CLAMP 2
2. 01052 CLAMP, 1/4” FUEL HOSE 2
3. 01145 CLAMP, SPRING 1
4. 01291 CABLE TIE, 3/16 X 7-1/2, BLACK 2
5. 07351 TORSION MOUNT 2
6. 07916 FERRULE, THROTTLE LEVER 1
7. 15016 CLAMP, 3/16” FUEL HOSE 2
8. 15183 HOSE, FUEL, 1/4” X 2”LG. 2
9. 20303 HOSE, FUEL, 3/16 I.D. x 20” lg. 1
10. 16414 VALVE, FUEL 1
11. 16586 GROMMET, 1/2” 1
12. 18510 HANDLE SUPPORT, RIGHT 1
13. 18511 HANDLE SUPPORT, LEFT 1
14. 18515 SNUBBER 2
15. 18742 THROTTLE, RATCHET, FLANGE MOUNT 1
16. 19899 CABLE, THROTTLE 1
17. 14946 CLAMP, TACH WIRE 1
18. 20476 CAP, 2-1/4”, EPA 1
19. 20713 BRACKET, LIFTING 1
20. 20719 HANDLE, COATED 1
18883 HANDLE, COATED (For serial number 4420599 and lower)
21. 21700 FUEL FILTER, IN-LINE 1
22. 21840 SHROUD, RAMMER HANDLE 1
23. 21842 FUEL TANK, ONE GALLON, EPA 1
24. 21844 MOUNTING BRACKET, FUEL TANKS 1
21875 KIT, FUEL TANK UPDATE (For serial number #4220xxx and lower)
25. 21847 GASKET, FUEL TANK 1
26. 21848 WELLNUT, 1/4-20 4
27. F032402FSS FLAT HEAD SOCKET SCREW, 10-24 X 1/4” ZP 2
28. F042005CB CARRIAGE BOLT, 1/4-20 X 5/8 LG. 4
29. F042008BCS BUTTON HEAD SCREW, 1/4-20 X 1.0 4
30. F04ELN NYLON LOCK NUT, 1/4-20 4
31. F051807FWS FLANGE SCREW, 5/16”-18 x 7/8” 8
32. F051808FWS FLANGE SCREW, 5/16”-18 x 1” ZP 8
33. F0518FN NUT, FLANGE 5/16”-18 ZP 16
34. 20549 KIT, HANDLE ROLLER 1
AIR CLEANER COMPONENTS, FOR “HA” MODELS ONLY 1
35. 09215 CLAMP, ADAPTER TUBE, AIR CLEANER 1
36. 20544 ADAPTER TUBE, AIR CLEANER 1
37. 20714 AIR CLEANER 1
38. 20716 CLAMP, WORM DRIVE 2
39. F051807FWS FLANGE SCREW, 5/16”-18 x 7/8” 2
40. F0518FN NUT, FLANGE 5/16”-18 ZP 2
20715 REPLACEMENT AIR FILTER (NOT SHOWN)
20718 EJECTOR BOOT, AIR CLEANER HOUSING (NOT SHOWN)
OPTIONAL ACCESSORIES
20305 KIT, FUEL HOSE ASSEMBLY (Includes items #2, 7, 8, 9 & 21)

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Engine Assembly

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ITEM PART NO. DESCRIPTION QTY
1. 17164 STUD, Mounted in gearbox (page 18, #4) Install with red-high strength loctite. 4
2. 17197 ADAPTER, GX100 1
3. HEX HEAD FLANGE SCREW, M8-1.25 X 40mm, (Supplied with engine) 4
4. PIN, DOWEL, 6mm X 10mm (420H) (Not provided by MBW Inc.) 2
5. 18053 KEY, WOODRUFF, METRIC 4X13 1
6. 18055 CLUTCH, KIT, (Includes items: #8 & #13) 1
7. 18527 ENGINE GUARD, HONDA 1
8. 18530 ENGINE ASSEMBLY, GX100 (Includes items: #2 thru 9 & 13) 1
21048 ENGINE ASSEMBLY, GXR120 (Includes items: #2 thru 9 & 13)
20717 ENGINE ASSEMBLY, GX100 (HA) ONLY (Includes items:#2 thru 9, 13, 15 thru 17)
9. F0518FN NUT, FLANGE 5/16-18 ZP 4
10. M12CHJN NUT, HEX JAM M12 X 1.25 ZP 1
11. M08C025FWS FLANGE LOCK SCREW, M8 1.25 X 25mm ZP 4
20539 KIT, ADAPTER ELBOW: FOR “HA” MODELS ONLY (Includes 15, 16 &17)
12. 20945 ELBOW ADAPTER, AIR CLEANER 1
13. 20946 GASKET, AIR CLEANER 1
14. 20947 BREATHER TUBE, 90°, AIR CLEANER 1
Kits:
20194 RAMMER SERVICE KIT, NOT FOR R442HA MODELS
#20387 IN-LINE FUEL FILTER
#16361 COVER GASKET
#16414 FUEL VALVE
#16586 GROMMET, FUEL VALVE
#19951 OIL, 10W30, ONE QUART
#Q17211ZL8023 AIR CLEANER ELEMENT
#Q9805655777 SPARK PLUG
20305 KIT, FUEL HOSE ASSEMBLY, COMPLETE (SEE HANDLE ASSEMBLY PAGE)
20539 KIT, ELBOW, AIRFILTER, (HA) MODELS ONLY (Includes items 15 thru 17)