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O P E R AT O R ' S S A F ET Y
A N D S E R V I C E M A N U A L
F 3 6
F 4 6
This manual covers the following serial numbers and higher,
for each model listed:
F36 . . . . . . . . . . . . . . . . . . . . . . 3620751.
F46 . . . . . . . . . . . . . . . . . . . . . . 4620500
Power Pitch . . . . . . . . . . . . . . . . PP10000
WALK-BEHIND TROWELS
MBW, Inc.
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.com
MBW Europe Ltd.
Units 2 & 3 Cochrane Street
Bolton BL3 6BN, England
Phone: + 44 (0) 01204 387784
Fax: + 44 (0) 01204 387797
Email: saleseurope@mbw.com
Website: www.mbweurope.com
L21237.10.23.M
©MBW, Inc. 2023
Printed in the USA
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Summary of Contents for MBW F36
- Page 1 F36 ..... . 3620751. F46 ..... . 4620500 Power Pitch .
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Page 2: Table Of Contents
TAB L E O F C O N TE N T S SAFETY INFORMATION ....1 Setting Safety Switch ......8 Setting Tilt Arm Carriage Bolt Height . - Page 3 WARNING CALIFORNIA PROPOSITION 65 WARNING Engine exhaust and some of its constituents and dust produced during the use of this product contain chemi- cals known in the state of California to cause cancer, birth defects, and other reproductive harm. For more information go to www.P65Warnings.ca.gov...
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Page 4: Safety Information
MBW does not by monoxide, a poisonous, odorless, invisible the publication of these precautions, imply or in any way gas. Death or serious illness may result if represent that these are the sum of all dangers present near inhaled. - Page 5 Close fuel valve. 19970 19970 22222 When lifting attach proper safety chains to hook. Approximate weight F46 Models: 260 lbs. (118 kg) F36 Models: 209 lbs. (95 kg) 21188 21188 21192 Safety Decals #19969 - 2 -...
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Page 6: Safety Decals - Ez Pitch/Low Vibration Handle
Start engine at idle only! 12265 WARNING NEVER place foot on guard ring. 12265 21799 22222 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 19791... -
Page 7: Specifications
S P E C I F I C ATI O N S F36/4 - Blade F46/4 - Blade Guard Ring (Outside Diameter) 37-1/2 in (95 cm) 47-5/8 in (121 cm) Blade Sweep Diameter 35.5” (90 cm) 46” (117 cm) ... -
Page 8: Operation
Handles) function properly. To increase the pitch, rotate the tilt knob clockwise. • FUEL SUPPLY - The engines on MBW Power Trowels To decrease the pitch, rotate the tilt knob require a good grade of unleaded automotive gasoline. counterclockwise. -
Page 9: Low Vibration Handle Bar Adjustment
Stopping Engine Retighten handle height adjustment lever (19) to secure in place. Move throttle to idle position. Turn trowel safety switch to “OFF”. Low Vibration Handle Bar Adjustment Close the fuel valve. Refer to Low Vibration Handle Assembly, page 26. WARNING Loosen handle height adjustment lever (16). -
Page 10: Maintenance
Change the gearbox oil once every season or 500 from the trowel. hours, whichever comes first. The drain/fill plug is located on the right-hand side of the gearbox. Fill it with 21 oz. (620 ml) of MBW Worm Gear Oil (MBW - 7 -... -
Page 11: Lifting
Remove the bolts securing the blade to the tilt arm. Refer to Power Pitch Switch & Battery, page 32. Lift up on the ring guard and slide the blade out from Trowels equipped with the MBW Power Pitch handle under the tilt arm. system... -
Page 12: Service
S E R V I C E 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. -
Page 13: Handle Removal/Installation
Install screws (26), washers (24) and lock nuts (27). 10. Rotate shaft, there should be a little drag. If there is For F36 only, install top screw (26), washers (27) & too much drag another shim should be added until a lock nut (27) in gear box tube, tighten lower screw slight seal drag is felt. -
Page 14: Handle Cable Replacement
Assemble new cable(6) to shaft adapter (13), with screw (22), note cable position for F36 or F46 handle Figure 2 Figure 3 Slide pitch cable assembly into top of handle tube Slide activating shaft (11) out of gear assembly (15) (18), guiding cable into top of cable slide (14), F36 and remove handle assembly (9). -
Page 15: Spider Bushing Removal
mount(4). Align lower holes and insert pull-pin to Using the opposite end or short end of installation tool secure. #06703, install (4) outer bushings into spider. Secure lower pull pin with washer (9) and screw (13). Figure 5 Align holes in upper end of actuator and top mounting bracket (7). - Page 16 Replace clutch if it does not disengage below 2000 rpm. Gaskets and Seals Replace at every overhaul and teardown. Use MBW gasket and seal kit #05470. Replace after the first 50 hours of operation, then every 500 operating hours or yearly Gearbox Oil thereafter.
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Page 18: Replacement Parts
Their sales engineers are available for professional consultation. If you cannot locate an M-B-W distributor in your area, contact MBW, Inc. or one of our Sales Branches listed below. When ordering replacement parts, be sure to have the following information available: •... -
Page 19: Gearbox Assembly
Gearbox Assembly - 16 -... - Page 20 BEARING TAPER ROLLER (Includes Bearing & Cup) 21009 HI-LOW SCREW, 1/4 x 3/4, TORX 21585 CABLE SLIDE, TROWEL HANDLE 21586 TUBE, MOUNT, HANDLE, F36 21588 TUBE, MOUNT, HANDLE, F46 21590 SPACER, HANDLE TUBE, F46 F042007FWS FLANGE BOLT, 1/4-20 x 7/8”...
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Page 21: Spider Assembly
Spider Assembly - 18 -... - Page 22 CAP, GREASE 06459 BUSHING, SPLIT 06755 TILT ARM ASM, F36 (includes 12 & 17) 07850 TILT ARM ASM, F46 (includes 12 & 17) (Serial Number 4620500 & Higher) 21368 TILT ARM ASM, F46 (includes 12 & 17) (Serial Number 4620499 & Lower) 17190 CARRIAGE BOLT (SPECIAL), 3/8-16 x 1-1/4”...
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Page 23: Drive Assembly
Drive Assembly - 20 -... - Page 24 ITEM PART NO. DESCRIPTION 00032 KEY, 3/16” SQUARE x 1-5/8” LONG 01161 KEY, 1/4” SQUARE x 1-1/2” LONG 01099 WASHER, 5/16” SPECIAL 06638 WASHER, 3/8” SPECIAL 01289 V-BELT, A-27 01078 V-BELT, A-29 (F46 Serial Number 4620499 & Lower) 01013 V-BELT, A-30 (F46 Serial Number 4620500 & Higher) 06378 SPACER 06473...
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Page 25: Guard Assembly
Guard Assembly - 22 -... - Page 26 ITEM PART NO. DESCRIPTION 07636 EXHAUST DEFLECTOR 01444 HONDA ENGINE, GX160 15674 HONDA ENGINE, GX270 12887 HONDA ENGINE, GX390 21338 GUARD RING, 36” (GX270) 21216 GUARD RING, 46” (Serial Number 4620499 & Lower) 22035 GUARD RING, 46” (Serial Number 4620500 & Higher) 22044 ENGINE SPACER, 46”...
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Page 27: Standard Handle Assembly
Standard Handle Assembly - 24 -... - Page 28 HEX NUT, 5/16-18 F061640HCS HHCS, 3/8-16 x 5, GR 5, ZP REPLACEMENT PARTS 22060 F36 TROWELHANDLE ASSEMBLY (includes all above except item #8 & #9) 22061 F46 TROWEL HANDLE ASSEMBLY (includes all above except item #8 & #9) - 25 -...
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Page 29: Low Vibration Handle Assembly
Low Vibration Handle Assembly - 26 -... - Page 30 WIRRE HARNESS, “DEADMAN” HANDLE, UK 21110 HANDLE GRIP, “DEADMAN”, UK REPLACEMENT PARTS 21580 F36 TROWELHANDLE ASSEMBLY (includes all above except item #8 & #9) 21581 F46 TROWEL HANDLE ASSEMBLY (includes all above except item #8 & #9) - 27 -...
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Page 31: Ez Pitch Handle Assembly
EZ Pitch Handle Assembly - 28 -... - Page 32 HANDLE GRIP, “DEADMAN”, UK REPLACEMENT PARTS: 16080 LEVER ARM ASSEMBLY (includes items #7, 9, 10, 25, 26, & 27) 21721 F36 TROWELHANDLE ASSEMBLY (includes all above except item #4) 21720 F46 TROWEL HANDLE ASSEMBLY (includes all above except item #4) - 29 -...
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Page 33: Power Pitch Switch & Battery
Power Pitch Switch & Battery - 30 -... - Page 34 ITEM PART NO. DESCRIPTION 01291 CABLE TIE 12303 TERMINAL PIN 12304 SEAL, CONNECTOR WIRE 12306 CONNECTOR SHROUD 22594 M18 COVER ASM 22596 MOUNT, WIRE JUNCTION 22640 FUSE HOLDER 22641 QUICK CONNECT, .110 22665 SOCKET, TWO WIRE 22684 SPLICE, CLAMP ON, TWO WIRE 22685 SPLICE, CLAMP ON, THREE WIRE 22686...
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Page 35: Power Pitch Actuator & Wiring
Power Pitch Actuator & Wiring - 32 -... - Page 36 ITEM PART NO. DESCRIPTION 01244 RETAINING RING, EXT 22690 PUSH ON CAP, 2.0” 22691 PULL OUT DOWEL PIN, 1/4 22692 ACTUATOR MOUNT, BOTTOM 22693 ACTUATOR SUPPORT BRACKET 22694 SHIELD, ACTUATOR 22698 ACTUATOR MOUNT, TOP 22719 ACTUATOR ASM F02SW WASHER, 3/16 X 7/16 X 18GA F06SW WASHER, 9/16 X 1-3/8 X 12GA F08SW...
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Page 37: Warranty
M-B-W, INC. and MBW EUROPE, LTD. right to adjusts labor rates on a claim by claim basis. ("MBW") to define what is, what is not, and for how long 5.OTHER - IT IS EXPRESSLY AGREED THAT THIS...
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