MTD 550 Thru 570 Operator's Manual download pdf (Page 17)

Problem Cause Remedy

Slowcy indershaft I 1, Gearsectionsdamaged• I 1.Seeauthorizedservicedealer•

speed while extending 2. Excessivepumpinletvacuum. 2. Makecertainpumpinlethosesare

and retractng cearandunblocked-useshort,

largediameterinlethoses,

3 Seeauthorzedservce deaer

3. Slowenginespeed

4 Seeauthorzedservce deaer

4. Damagedreliefvalve•

5 ChecKo eve

5 Incorrectoil level•

6 Dran o c eanreservor and ref

6. Contaminatedoil.

7Seeauthorzed servce deaer

7. Directionalvalveleakinginternally•

8.Seeauthorzedservce deaer.

I 8. Internallydamagedcylinder.

Leaking Cylinder 1. Brokenseals. 1. Seeauthorizedservicedealer.

2. Scoredcylinder. 2. Seeauthorizedservicedealer.

Engineruns but wood 1. Smallgearsectiondamaged. 1. Seeauthorizedservicedealer.

will not split or wood 2. Pumpcheckvalveleaking. 2. Seeauthorizedservicedealer.

splits too slowly 3. Excessivepumpinletvacuum. 3. Makecertainpumpinlethosesare

clearandunblocked

4 Incorrectoil level. 4. Checkoillevel.

5. Contaminatedoil. 5. Dran o c eanreservor,and ref .

6. Directionalvalveleak nginternally. • i i .

6 Seeauthorzed servce deaer

I 7 Overloadedc linder I 7 Do notattemptto sp t wood

• y . •

I aganstthe gran

8. nternallydamagedcylinder.

8. Seeauthorzed servce deaer.

Engine stalls during 1. Lowhorsepower/weakengine. 1.

splitting 2. Overloadedcylinder. 2.

Seeauthorizedservicedealer.

Do notattemptto splitwood

againstthe grainor seeauthorized

servicedealer.

Engine wil! not turn Or Engine!PumPmisallgnmenL 1! Collect alignmentas necessa[y!

stalls under low load 2: Frozenorseizedpump. 2 See authorizedservicedealer.

conditions 31 LowhorsepOwer/weakengine, see authorizedservicedealerl

Hydrau!ic!inesbloCk_d Flushandclean hydrau!icsyste_

5, Blocked directionalvalve: 5: Flush andclean hydraulicsystem.

Leaking pump shaft

seal

1. Brokendriveshaft.

2. Engine/pumpmisalignment.

3. Gearsectionsdamaged.

4. Poorlypositionedshaft seal.

5. Pluggedoil breather.

1. Seeauthorizedservicedealer.

2. Correctalignmentas necessary.

3. Seeauthorizedservicedealer.

4. Seeauthorizedservicedealer.

5. Makecertainreservoiris properly

vented.

ydraulic

Trouble

Shootin

ments listed here,

contact an authorized

service dealer.

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MTD 550 Thru 570 Operator's Manual Page 17

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