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Bartell Global B424, Owner'S Manual

The Bartell Global B424 is a versatile and powerful machine designed to tackle a range of construction tasks. To ensure you get the most out of your equipment, we provide a comprehensive Owner's Manual, available for free download from our website. Discover everything you need to know about operating and maintaining your B424 to achieve optimal performance and longevity.

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WALK-BEHIND TROWELS                                        

OI 

– B19001 

OWNER’S MANUAL 

 

23 

 

TROUBLESHOOTING

 

WON’T START  

-

 

Throttle fully open 

-

 

Hand lever wire broken  

-

 

No gas  

-

 

Dirty gas  

-

 

Gas filter plugged  

-

 

Gas line plugged  

-

 

Hole in gas line  

-

 

Gas supply valve turned off  

-

 

Dead-man safety switch  

-

 

Safety switch wire or connectors not making good 
contact  

-

 

Other engine problems (Refer to engine manual)  

 

STARTS BUT NO HIGH SPEED  

-

 

Engine problems  

-

 

Throttle cable broken or seized  

-

 

Throttle lever and connectors loose or out of 
adjustment  

-

 

Clutch shoes worn  

 

STARTS AT HIGH SPEED, WON’T SLOW DOWN  

-

 

Same as above  

 

ENGINE WON’T STOP   

-

 

Safety switch, wire or connectors not making good 
contact 

 

ENGINE STARTS BUT WON’T TURN TROWELS AT ANY 
SPEED  

-

 

Clutch seized  

-

 

No weights or broken clutch  

-

 

Wrong belt  

-

 

Broken or missing key  

o

 

Clutch  

o

 

Pulley  

o

 

Worm gear (countershaft)  

o

 

Main gear  

o

 

Spider plate  

-

 

Gearbox seized  

 
 

TROWELS TURN, ENGINE AT IDLE 

-

 

Idle too fast  

-

 

Belt too tight  

-

 

Clutch seized  

-

 

Pulley out of alignment  

 

TROWELS BLADES WEARING UNEVENLY  

-

 

Spider plate seized  

-

 

Arms bent  

-

 

Adjusting screws (carriage bolts) incorrectly set  

 

MACHINE JUMPS ON FLOOR  

-

 

Concrete hardened on bottom of spider plate  

-

 

Trowels unevenly worn  

-

 

Spider plate seized  

-

 

Spider plate loose  

-

 

Trowel arms bent  

-

 

Adjusting screws (carriage bolts) incorrectly set use 
spider plate adjustment jig (pg,13)  

-

 

Main shaft bent   

 

PITCH CONTROLS WILL NOT OPERATE BLADES  

-

 

Cable broken or out of adjustment  

-

 

Slot screw missing (under-side of handle)  

-

 

Spider plate seized  

-

 

Pressure plate and/or yoke arm broken or badly 
worn  

-

 

Hand crank adjuster malfunctioning   

 

BELT WEARING RAPIDLY  

-

 

Belt adjusted improperly  

-

 

Pulley out of alignment  

-

 

Wrong belt/defective belt  

-

 

Clutch sticking  

-

 

Gearbox seizing   

 

OIL LEAKS  

-

 

Top of gearbox  

o

 

Engine leaks  

o

 

Relief valve broken  

o

 

Too much oil in gearbox  

o

 

Set screw missing in cover   

-

 

Between end cap and gearbox (recoil side)  

o

 

“O” ring damaged  

o

 

End cap not tight   

-

 

At main shaft or countershaft  

o

 

Relief valve seized  

o

 

Shaft and/or seal worn   

 

TROWEL BLADES WILL NOT TURN  

-

 

Yoke arm broken  

-

 

Key sheared   

 

SPIDER PLATE HARD TO GREASE  

-

 

Fittings plugged  

-

 

Cement in grease grooves of arms  

-

 

Grease fittings too tight 

Summary of Contents for B424

Page 1: ...WALK BEHIND TROWELS B424 B430 BC436 BC446 B436 B446 MEGA T B446 OWNER S MANUAL www BARTELLGLOBAL Doc OI B19001 Orig Rel 08 2016 Curr Rev 03 ...

Page 2: ...GINAL LANGUAGE OPERATING MANUAL FOR BARTELL WALK BEHIND POWER TROWELS 2019 Bartell Morrison Inc No part of this work may be reproduced or transmitted in any form or by any means electronic or mechanical including photocopying and recording or by any information storage or retrieval system without the prior written permission of Bartell Morrison Inc unless such copying is permitted by federal copyr...

Page 3: ... operating or shortly after it is turned off Serious burns may occur CAUTION ROTATING HAZARD Never place hands or feet inside safety guard rings Serious injury will result from contact with rotating blades CAUTION MOVING PARTS Before starting the machine ensure that all guards and safety devices are in place and functioning properly ATTENTION READ OWNER S MANUAL Read and understand owner s manual ...

Page 4: ...levels Eye Protection Wear eye protection to protect eyes from blowing dust splattering concrete and other foreign objects Safety Footwear Wear safety footwear to protect feet from falling objects compression and punctures or cuts from surrounding and below Hand Protection Protect exposed skin surfaces when working with fresh concrete to avoid skin irritation or chemical burns ...

Page 5: ...WALK BEHIND TROWELS OI B19001 OWNER S MANUAL 5 This Page Intentionally Left Blank ...

Page 6: ...TRUCTIONS BC436 BC446 B436 B446 MEGA T 12 OPERATION INSTRUCTIONS 15 OPERATION FLOATING 15 OPERATION FINISHING 15 STARTING PROCEDURE WARM CLIMATE 16 STARTING PROCEDURE COLD CLIMATE 16 STOPPING PROCEDURE 16 LUBRICATION 17 STORAGE 18 MAINTENANCE 18 FOLDING HANDLE 19 TRANSPORTING 20 TROWEL ARM ADJUSTMENT FIXTURE 21 ADJUSTMENT PROCEDURE 21 TROWEL ARM ADJUSTMENT SCREW 22 TROUBLESHOOTING 23 TECHNICAL INF...

Page 7: ...outing on first use Consider that your new Power Trowel is like a new car Just as you would break in a new car to the road or any new machine to the job you should start gradually and build up to full use Learn what your machine can do and how it will respond Refer to the engine manufacturer s manual for run in times Full throttle and control may be used after this time period as allowed by materi...

Page 8: ...t the equipment to be considered for warranty be returned at the owner s expense to an authorized repair facility for inspection Under this warranty we may at our discretion repair or replace a part or the whole of the defective component or equipment Our Warranty coverage is limited to the cost to repair or replace the defective portion of the equipment and a reasonable as determined by the Compa...

Page 9: ...h Pulley operation Check o o o o o o Spider plate assembly Check o o o o o o Grease B436 446 o o o o o o Lubricate B424 430 o o o o o V Belt Check o o o o o o Blades Check o o o o o o Gearbox Gearbox oil Check Level o Change o o Gearbox breathers Check operation o Engine Engine oil 2 Check Level o Change o o o Air Cleaner 2 Check Clean 1 o 1 o Replace o o o o 1 Service more frequently in dusty are...

Page 10: ... cleaned to remove any dust and debris from the undercarriage and surrounding components Use of a power washer will make clean up quick and easy especially if a non stick coating was applied prior to use In the Service Schedule above items that should be checked replaced or adjusted are indicated by o in the appropriate column Not all Power Trowel models include the same features and options and a...

Page 11: ... around pipes or ducts protruding from the floor or slab edges If the trowel blades hit such obstacles damage to the machine or possible operator injury may result When starting the machine do not exceed 1 3 throttle position A higher setting may cause the centrifugal clutch to engage and the handle to rotate Be careful not to come in contact with the muffler when the engine is hot serious burns m...

Page 12: ... to use the handles to lift the unit from the carton NEVER LIFT THE MACHINE BY THE RING OR DISC Filling the fuel tank and a brief check of lubricant levels in preparation for operation is required ASSEMBLY INSTRUCTIONS BC436 BC446 B436 B446 MEGA T Your new Bartell Walk Behind Power Trowel has been shipped to you partially assembled Filling the fuel tank and a brief check of lubricant levels in pre...

Page 13: ...sition Turn the pitch control knob completely clockwise and check for maximum pitch possible This is possible when the clearance between the yoke and underside of the gearbox is enough to pass a business card through Step 5 Unwrap throttle control and engine safety shut off wires to prepare for their assembly Fig 7 and 8 Step 6 Remove air filter cover and air filter Fig 9 Step 7 Check for free mov...

Page 14: ... control lever Fig 11 and 14 Step 12 Reinstall air filter and cover Fig 15 Step 13 Route engine safety shut off wire around engine and install There are two types that may be available with the machines Fig 16 and 17 Step 14 Wrap and secure engine safety shut off wire Fig 18 Step 15 Refer to Owner s Manual before operating the trowel Fig 13 Fig 14 Fig 15 Fig 16 Fig 17 Fig 18 ...

Page 15: ...rate much smoother After the floated slab has set sufficiently it is ready for the finishing operation OPERATION Finishing When starting the finishing operation never set the trowels up over 1 4 pitch This is important Guiding the machine on the slab is very simple a slight upward lift of the handle causes the machine to travel to the left Holding the handle in the neutral position will slowly cau...

Page 16: ...d return grip to starting position 6 Open choke slightly to prevent flooding 7 Move choke to Open or Run position when engine is warm 8 Using remote throttle lever on the handle increase throttle to maximum operation position 3600 rpm STARTING PROCEDURE COLD CLIMATE Follow same procedure as above but allow longer warm up period 3 to 5 minutes In cold weather oil is much heavier to move and require...

Page 17: ...his releases any pressure that may have built up in the chamber that holds the arm and the oil The pressure will release through the oil grooves and through the vacant bolt hole Add oil if necessary Step 4 Push the trowel arm back into its proper location and re install the set screw The trowel arm should move freely Step 5 Steps 1 to 4 should be repeated for remaining trowel arms 5 GEARBOX Except...

Page 18: ...ER Keep air filter clean at all times Refer to engine manual LUBRICATION Check engine oil regularly Use proper engine oil as recommended See previous chart Fill crankcase to levels as recommended in manufacture s engine manual SPARK PLUG Check and clean spark plugs regularly A fouled or dirty spark plug causes hard starting and poor engine performance Set spark plug gap to recommended clearance Re...

Page 19: ... turning it counter clockwise and fold the handle slowly Damage may occur if handle is dropped into folding position 4 Reinsert the locking screw when the handle is in the folded position turn the locking screw clockwise to secure in place See Fig 20 5 Your handle is now folded and ready for transportation or storage UNFOLDING PROCEDURE 6 Follow the folding procedure but in reverse to return the h...

Page 20: ...d as tie down points Edger Trowel w rigid handle The front carry handle and base of the handle can be used as tie down points Wrap the tie down strap around the base of the handle for best results B436 w folding handle Always make sure handle is folded and lock pin is installed while transporting The top ring of the guard ring and the rear carry handle can be used as tie down points B436 446 w rig...

Page 21: ...to its original straight condition method left to the serviceman s discretion or replaced with new part 3 Replace lift levers 2 on new or straightened arms 1 by reversing procedure as described above 4 Place trowel arm assembly 1 and 2 in fixture 5 with lift lever 2 butting up against fixture Clamp in place with bolts 6 5 Loosen locknut 7 and screw carriage bolt 8 down to full depth allowable This...

Page 22: ...es to trowel arms the adjustment screw should NEVER protrude below the under side surface of a trowel arm If the adjustment screw is not flush with the underside of the trowel arm then this will cause the power trowel to bounce and vibrate especially at high speed This will also cause the trowel blades to leave an uneven finish to the concrete due to the blades not being level to one another Make ...

Page 23: ...S BLADES WEARING UNEVENLY Spider plate seized Arms bent Adjusting screws carriage bolts incorrectly set MACHINE JUMPS ON FLOOR Concrete hardened on bottom of spider plate Trowels unevenly worn Spider plate seized Spider plate loose Trowel arms bent Adjusting screws carriage bolts incorrectly set use spider plate adjustment jig pg 13 Main shaft bent PITCH CONTROLS WILL NOT OPERATE BLADES Cable brok...

Page 24: ...270 10 x 14 25cm x 36cm 6 x 14 15cm x 36cm 8 x 14 20cm x 36cm 38 5 98cm Up to 195lbs 88kg BC446 46 120cm Honda GX270 Honda GX340 Honda GX390 10 x 18 25cm x 46cm 6 x 18 15cm x 46cm 8 x 18 20cm x 46cm 48 5 123cm Up to 255lbs 115kg B436 36 91cm Honda GX160 Honda GX270 10 x 14 25cm x 36cm 6 x 14 15cm x 36cm 8 x 14 20cm x 36cm 38 5 98cm Up to 195lbs 88kg B446 46 120cm Honda GX270 Honda GX340 Honda GX39...

Page 25: ...ressure on operator dB 89 1 Vibration value on the handle aw 7 0 Options Hoist Hook Folding Handle B436 B446 Walk Behind Trowel Blade Speed RPM Engine Speed RPM 120 140 20 180 Mega T 3600 Clutch Type Variable Speed Centrifugal CVT Mega T Yes Gearbox Oil Gearbox Oil Capacity Engine Fuel Engine Oil Alert Cooling Starting Agma 8 compounded gear oil 16 oz 473 ml 19 oz 562 ml Gasoline Unleaded Yes Air ...

Page 26: ...WALK BEHIND TROWELS OI B19001 OWNER S MANUAL 26 This Page is Left Blank Intentionally ...

Page 27: ...shing of parts of the human body EN 418 1993 Safety of Machinery Emergency stop equipment functional aspects Principles for design EN 12100 1 2003 Safety of Machinery Basic Concepts general principles for design Part 1 Basic Terminology methodology EN 12100 2 2003 Safety of Machinery Basic Concepts general principles for design Part 2 Technical Principles EN ISO 4872 1978 Acoustics Measurement of ...

Page 28: ......

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