Malfunctions And Their Repair - SaMASZ PG 150 Operator's Manual

7. MALFUNCTIONS AND THEIR REPAIR

Defect
Trimmer will not cut
Trimmer will not cut
Too slow motion of
cutting bar
Loud operation
Oil leak
Operator's manual
Reason
Damaged cutting bars
Too low PTO rpm
Worn guide and pressure blocks
Worn, damaged hydraulic engine
Protracted or sheared cylinder
mounting pin
Not tight hydraulics
Improperly adjusted or damaged
oil distributor
Improperly connected hydraulic
hoses
Damaged or blunt cutting bars
Too low pressure of upper cutting
bar on lower cutting bar
Low rpm
at tractor's PTO
Overtightened set screws
Worn skid
Worn guide and pressure blocks
No lubrication
Hydraulic system leaking
Worn skid
Worn guide and pressure blocks
Plays on cylinder mounting pins
Loosened bolt connections
Improperly bolted connecting
nozzles
Worn, damaged sealants, fittings
Not tight hydraulic cylinder
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SCISSOR TRIMMER
PG 150 (F), PG 200 (F)
PG 150L (F), PG 200L (F)
Repair
Order a recovery or replace
Switch rpm to 300-350, increase
engine's rotary speed.
Replace guide and pressure
blocks
Recover hydraulic cylinder or
replace
Install or replace
Seal or tighten connectors
Adjust or replace
Swap connections
Order a recovery or replace
Tighten set screws on upper
cutting bar
Increase tractor's engine rotary
speed
Loosen set screws
Replace for a new
Replace for a new
Lubricate
Seal up
Replace for a new
Replace for a new
Replace for a new
Tighten the bolts
Bolt connecting nozzles
Replace sealants, fittings
Recover
Replace