OPERATOR’S SAFETY AND SERVICE MANUAL F36/4 F46/4 This manual covers the following serial numbers and higher, for each model listed: F36/4 . . . . . . . . . . . . . . . . . . . . . 3630001. F46/4 . . . . . . . . . . . . . . . . . . . . . 4630001. WALK-BEHIND TROWELS MBW, Inc. MBW (UK) Ltd. MBW France S.A.R.L 250 Hartford Rd • PO Box 440 Slinger, WI 53086-0440 Phone: (262) 644-5234 Fax: (262) 644-5169 Email: mbw@mbw.com Website: www.mbw.
TABLE OF CONTENTS ......................................2 Safety Information . . . . . . . . . . . . . . . . . . . . . . 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Safety Decals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Safety Decals - Constant Force Pitch Handle . . . . . . 3 Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . 4 Operation . . . . . . . . .
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.
SAFETY INFORMATION Introduction SAFE DRESS: Do not wear loose clothing, 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 equipment. The symbol can be found throughout this manual and on the unit. Please read these warnings and cautions, along with all decals, carefully before attempting to operate the unit.
IDLE RUN Start engine at idle only! NEVER place foot on guard ring. 12265 WARNING 12265 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 19791 RELATING TO FIRE PREVENTION MBW POWER TROWEL 19961 19961 19791 CAUTION !"# $ ! ! "% Read the Operating Instructions before operating this piece of equipment.
WARNING Spring under tension! Consult manual before attempting service. 16167 16167 Not included with decal kit CONSTANT FORCE PITCH 16168 16168 Not included with decal kit WARNING OPERATION OF THIS EQUIPMENT MAY CREATE SPARKS THAT CAN START FIRES AROUND DRY VEGETATION. A SPARK ARRESTER MAY BE REQUIRED.
SPECIFICATIONS F36/4 F46/4 F36/4 F46/4 F46/4HD Ring Operating Diameter (Outside Diameter) 37-1/2 in (95 cm) 46 in (117 cm) 46 in (117 cm) Gas Engines GX160 Honda (9.9 in3/163cc) GX270 Honda (16.5 in3/270cc) EX17 Robin(10.3 in3/169cc) EX21 Robin(12.9 in3/211cc) GX270 Honda (16.5 in3/270cc) GX390 Honda (23.7 in3/389cc) EX27 Robin(16.2 in3/265cc) GX390 Honda (23.
OPERATION Introduction Starting Engine MBW equipment is intended for use in very severe applications. They are powered by four cycle engines and are available in different sizes and a selection of engines. This parts manual contains only standard parts. Variations of these parts as well as other special parts are not included. Contact your local MBW distributor for assistance in identifying parts not included in this manual. 1. Open fuel valve. 2. Turn engine switch to “ON”. 3.
Stopping Engine 1. Move throttle to idle position. 2. Turn trowel safety switch to “OFF”. 3. Close the fuel valve. WARNING Always stop the engine before: Adding fuel. Leaving the equipment unattended for any amount of time. Before making any repairs or adjustments to the machine.
MAINTENANCE WARNING CAUTION Always exercise the stopping procedure before servicing or lubricating the unit. Always verify fluid levels and check for leaks after changing fluids. After servicing the unit, replace and fasten all guards, shields, and covers to their original positions before resuming operation. Do not drain oil onto ground, into open streams, or down sewage drains.
Setting Tilt Arm Carriage Bolt Height #05700). The oil should be to the bottom of the fill hole when sitting level. 1. Remove ALL the tilt arms from the spider. Lifting 2. The trowel should be lifted by the lifting bracket attached to the engine. As an alternative, it may be lifted by two people on opposite sides of the guard ring. Remove the blades from all the arms. Wear protective gloves when removing the blades, the edges may be sharp 3.
SERVICE Service Tools Assembly and disassembly should be performed by a service technician who has been factory trained on MBW equipment. The unit should be clean and free of debris. Pressure washing before disassembly is recommended. Part No. • Prior to assembly, wash all parts in a suitable cleaner or solvent. • Check moving parts for wear and failure. Refer to the Replacement section in this manual for tolerance and replacement cycles.
longer hub of the worm gear is down. The worm gear should be pressed on the shaft until the recess in the worm gear hub is snug against the retaining ring. 19. Install a new seal (#18) into the bearing cap (#20) from the outside. Make sure the seal is installed square and flat. 3. Press one bearing (#3) on each end of the shaft. Make sure the bearings are butted against the worm gear shoulders. 20. Brush a light coat of oil on the o-ring groove.
19. Install bearing spool into spring with #16421 tool. Tighten a nut on the threaded rod of the tool against the cover of the spring box to pull the tapered pin into the spring. Once the spring is spread, the spool can be inserted behind the tapered pin and the tool can be removed. 24. Install the remaining 4 bolts (#32). 25. Tighten the handle pivot bolt (#41). 26. Install handle on trowel. Standard Handle Pitch Cable Replacement Refer to Handle Assembly, page 22. 16421 Figure 5 20.
Spider Bushing Replacement 2. Refer to Figure #9 for bushing installation: 1. Using the opposite end or short end of installation tool #06703, install (4) outer bushings into spider. Install (4) inner bushings into spider, using long side of installation tool #60703 to ensure proper bushing depth. TUBE 1 1/4 I.D.
REPLACEMENT PARTS The warranty is stated in this book on page 26. Failure to return the Warranty Registration Card renders the warranty null and void. DECAL LOCATION MBW, Inc. has established a network of reputable distributors 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 available for professional consultation. If you cannot locate an M-B-W distributor in your area, contact MBW, Inc.
Gearbox Assembly - 14 -
ITEM 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26. 27. PART NO. 01243 01244 01251 01254 01256 01279 05323 05326 05329 05359 05360 05361 05401 05396 05521 05523 05524 06037 06264 06392 11075 19637 19638 19639 19687 F0618SHPP F042007FWS F051807FWS F051808FSS 19940 19636 05700 DESCRIPTION SEAL, GEAR SHAFT RETAINING RING, EXTERNAL BEARING TAPER ROLLER (Includes Bearing & Cup) KEY, 5/16 SQUARE x 2 lg.
Spider Assembly - 16 -
1. 2. 3. 4. 5. 6. 7. 8. 01169 01177 01258 01280 05324 05330 05331 05347 05383 05356 05397 05402 05412 05403 07935 05492 05968 06459 06755 07850 07870 17190 F051812HCS F05LW F061614SHS F0616HN F06LW 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23.
127 86(' 21 +21'$ *; 25 68%$58 (; Drive Assembly - 18 -
3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25.
*; 7+58 (; 86(' 21 *; 21/< (; 7+58 *; Guard Assembly - 20 -
3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. EXHAUST DEFLECTOR (HONDA GX160 ONLY) HONDA ENGINE, GX160 ROBIN ENGINE, EX17 ROBIN ENGINE, EX21 ROBIN ENGINE, EX27 HONDA ENGINE, GX270 HONDA ENGINE, GX390 GUARD RING, 36” STANDARD GUARD RING, 36” EDGER GUARD RING, 36” (GX270/EX27) STANDARD GUARD RING, 36” (GX270/EX27) EDGER GUARD RING, 46” STANDARD GUARD RING, 46” EDGER EDGER, 36” EDGER, 46” HEX TAP BOLT. #8 x 3/8” LG.
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ITEM 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26. 27. 28. 29. 30. 31. 32. PART NO.
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ITEM PART NO. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26. 27. 28. 29. 30. 31. 32. 33. 34. 35. 36. 37. 38. 39. 40. 41. 42. 43. 44.
WARRANTY WHAT DOES THIS WARRANTY COVER? MBW, Incorporated (MBW) warrants each New Machine against defects in material and workmanship for a period of twelve (12) months. "New Machine" means a machine shipped directly from MBW or authorized MBW dealer to the end user. This warranty commences on the first day the machine is sold, assigned to a rental fleet, or otherwise put to first use. MBW warrants each Demonstration Machine against defects in material and workmanship for a period of six (6) months.
