Machine Troubleshooting - Nilfisk-Advance PBU Serie Libro De Instrucciones

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Machine Troubleshooting

Problem
Propane cylinder is not properly connected.
Battery is weak.
Oil level is to low.
Insufficient vacuum.
Engine is hard to start
Coil air gap out of adjustment.
Spark plug or head bolts loose.
Head gasket blown or valves need adjusting
Propane cylinder is empty.
Oil level is to low.
Machine is in the pad change position.
Main fuse is blown.
Insufficient vacuum.
Engine will not start
Head gasket blown or valves need adjusting
Wires broken or disconnected.
Coil(s) defective.
Spark plug gap is incorrect.
Spark plug defective.
Insufficient vacuum.
Dirty air filter(s).
Governor out of adjustment or malfunctioning.
Engine lacks power
Head gasket leaking.
No compression.
Fuel mixture is to lean.
Valves need adjusting or replacing.
Smell or burned rubber Belt out of adjustment.
Loose fasteners.
Machine vibrates
Pad is not centered on the pad holder.
Padholder is out of balance.
Wheels are adjusted to far back.
Machine is burnishing too
aggressively
Improper pads.
Bent wheel bracket.
Machine pulls to one side Wheel is worn or a bad bearing.
Wheels are adjusted to far back.
Propane cylinder is empty.
Engine stops running
Engine oil level is to low.
Dirty air filter.
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Possible Cause
A16
Solution
Check connection and open service valve slowly.
Charge battery or replace.
Check the oil level and add if needed.
Place the engine throttle in the idle "slow" position.
Check the regulator vacuum hose for breaks, pinched hose, or a bad
connection.
Adjust coil air gap (Check FS481V Service Manual). Contact a certified
technician.
Retorque (Check FS481V Service Manual). Contact a certified technician.
Replace head gasket, adjust valves and replace if necessary (Check FS481V
Service Manual). Contact a certified technician.
Install properly filled cylinder.
Check the oil level and add if needed.
Lower the machine to operating position.
Inspect fuse and if blown replace
Place the engine throttle in the idle "slow" position.
Check the regulator vacuum hose for breaks, pinched hose, or a bad
connection.
Replace head gasket, adjust valves and replace if necessary (Check FS481V
Service Manual). Contact a certified technician.
Reconnect or replace wires. Contact a certified technician.
Replace coil(s) (Check FS481V Service Manual). Contact a certified technician.
Adjust gap to 0.025" (.64mm)
Replace spark plug.
Place the engine throttle in the idle "slow" position.
Check the regulator vacuum hose for breaks, pinched hose, or a bad
connection.
Clean or replace the primary filter (paper element).
Clean or repalce the secondary filter (foam element).
Adjust governor and replace if necessary (Check FS481V Service Manual).
Contact a certified technician.
Replace head gasket (Check FS481V Service Manual). Contact a certified
technician.
Worn piston ring(s) and/or cylinder head(s) require replacement (Check
FS481V Service Manual). Contact a certified technician.
Check and adjust fuel mixture if necessary. Contact a certified technician.
Adjust valves (Check FS481V Service Manual). Contact a certified technician.
Check the automatic tensioner
Check the engine, tensioner, spindle, and pad holder fasteners. Tighten any
fasteners that may be loose.
Remove pad and re-center on padholder. Replace the pad with a new pad if
necessary.
Remove pad holder from the macine and clean both sides. Check for cracks or
tears. Replace if necessary.
Move both wheels forward in the wheel bracket.
Only use recommended burnishing pads.
Replace wheel bracket.
Replace wheel.
Move both wheels forward in the wheel bracket.
Install properly filled cylinder.
Check the oil level and add if needed.
Clean both filters or replace if necessary.