Troubleshooting - Bartell Global B424 Owner's Manual

WALK-BEHIND TROWELS
OWNER'S MANUAL
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

TROUBLESHOOTING

TROWELS BLADES WEARING UNEVENLY
MACHINE JUMPS ON FLOOR
PITCH CONTROLS WILL NOT OPERATE BLADES
BELT WEARING RAPIDLY
OIL LEAKS
TROWEL BLADES WILL NOT TURN
SPIDER PLATE HARD TO GREASE
23
- Spider plate seized
- Arms bent
- Adjusting screws (carriage bolts) incorrectly set
- 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
- 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 adjusted improperly
- Pulley out of alignment
- Wrong belt/defective belt
- Clutch sticking
- Gearbox seizing
- 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" ring damaged
o
o
End cap not tight
- At main shaft or countershaft
o
Relief valve seized
o
Shaft and/or seal worn
- Yoke arm broken
- Key sheared
- Fittings plugged
- Cement in grease grooves of arms
- Grease fittings too tight
OI – B19001