MTD Series 510 Operator's Manual page 12

WARNING
Do not at anytime
make any adjustments
without first stopping
engine, disconnecting
spark plug wire, and
grounding it against
,the engine. Always
iwear safety glasses
during operation or
while performing any
iadjustments or repairs.
Before cleaning,
i !ubricating, repair=
rag, or inspecting,
,disengage the control
i lever and stop engine.
i Disconnect the spark
plug wire and ground
it against the engine
to prevent unintended
starting. Always wear
safety glasses during
operation or while
iperforming any adjust-
iments or repairs.
iHigher pressure could
icause the hoses to
burst, cylinder to rup-
iture, and intensefluid
to be released, which
could result in serious
ipersonal injury.
Lock Nut
Figure 5=1
__i WARNING:Donot at any time make
any adjustments without first stopping
engine,disconnecting spark plug wire,
and groundingit against the engine.
Always wear safety glassesduring
operationor while performingany
adjustments or repairs.
Wedge Assembly Adjustment
As normalwearoccursand thereisexcessive"play"
betweenthe wedgeand beam,adjustthe bolts on the
sideof thewedgeassemblyto eliminateexcess space
betweenthe wedgeand the beam.
1. Loosenthejam nutson the two adjustmentboltson
the sideof the wedge.See Figure5-1.
2. Turnthe adjustmentbolts in untilsnugand then back
them off slowly(approximately 1.5turns)until the
wedgeassemblywill slideon the beam.
3. Re-tightenthe jam nuts securelyagainstthe side
of the wedgeto securetheadjustmentbolts in this
position.
Gib Adjustment
Periodicallyremoveand replacethe "gibs" (spacers)
betweenthe wedgeassemblyand the back plate.
NOTE:Thegibs may be rotatedand/orturnedoverfor
evenwear.
1. Loosenthe lock nuts undereach backplateand slide
the gibsout. See Figure5-1.
2. Turnor replacethe gibs.
3. Reassemble the back plateand securewith the lock
nuts.
4. Readjustthe boltson the sideof the wedgeassembly.
WARNING: Before cleaning,lubricating,
repairing,or inspecting,disengage
the control lever and stop engine.
Disconnect the spark plug wire and
ground it against the engine to prevent
unintended starting. Always wear
safety glasses during operation or while
performingany adjustments or repairs.
Conditions that Will Void Warranty
1. Failureto maintainproperfluidlevel in reservoir
2. Changingthe reliefvalve settingor pressureadjust-
mentof control valvewithoutproperknowledgeand
instructionfrom the factory
__ WARNING:Nigher pressurecould
cause the hoses to burst, cylinder
to rupture,and intensefluid to be
released,which could resultin serious
personalinjury.
3. Disassembling the pump
4. Use of incorrecthydraulicfluid
5. Allowingthe flexiblepumpcouplerto deteriorate
withoutproperand regularinspection
6. Lack of lubricationor improperlubricationof the beam
orunit
7. Improperadjustmentof splittingwedge
8. Excessiveheatingof the hydraulicsystem
9. Attemptingto startunit in temperatures under20°F
withoutpre-heatingfluidin reservoir
10.Unattendedleaks in hydraulicsystem
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