Bartell B436 - Troubleshooting

WALK-BEHIND TROWEL INSTRUCTION MANUAL
TEREX BARTELL LTD.
31 SUN PAC BLVD, BRAMPTON, ONTARIO, CANADA, L6S 5P6, 905-458-5455 FAX 905-458-5484
590 HUEY RD, SOUTH CAROLINA, USA, 29730, 800-247-8577 FAX 800-633-5534
Created: 07/04
Revised: 4/06
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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 in clutch
• Wrong belt
• Broken or missing key
− Clutch
− Pulley
− Worm gear (countershaft)
− Main gear
− 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)
• Mainshaft 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
a) Top of gearbox
• Engine leaks
• Relief valve broken
• Too much oil in gearbox
• Set screw missing in cover
b) Between end cap and gearbox (recoil side)
• “O” ring damaged
• End cap not tight
c) At mainshaft or countershaft
• Relief valve seized
• Shaft and/or seal worn
TROWEL BLADES WILL NOT TURN
• Yoke arm broken
• Spline stripped
• Key sheared
SPIDER PLATE HARD TO GREASE
• Fittings plugged
• Cement in grease grooves of arms
• Grease fittings too tight