Gib Adjustment; Hose Clamps; Wedge Assembly - Craftsman 247.77640 Operator's Manual

Adjustment
Bolt
Jam Nut
Lock Nut
.Gib
f
"_ GIB ADJUSTMENT
Periodically removeand replacethe "gibs"(spacers)betweenthe
wedgeassemblyand the back plate,
NOTE:The gibsmay be rotatedand/or turnedoverfor evenwear.
1. Loosenthe lock nuts undereachback plateand slidethe gibsout.
See Figure5-1.
2. Turnor replacethe gibs.
3. Reassemble the backplateand securewith the lock nuts.
4. Readjustthe bolts on the side of thewedgeassembly.
HOSE CLAMPS
• Beforeeachusecheck to seeif thehoseclampson the suction
hose (attachedto the sideof the pump)are tight.Checkthe hose
clampson the returnhoseat least oncea season.
Figure 5=1
Do notat any time makeanyadjustmentswithoutfirststopping
theengine,disconnecting spark plugwire and groundingit against
theengine.Alwayswearsafetyglassesduringoperationor while
[performng anyadjustmentsor repars.
WEDGE ASSEMBLY ADJUSTMENT
As normalwearoccursand thereis excessive"play"betweenthe
wedgeand beam,adjustthe bolts on the sideof the wedgeassembly
to eliminateexcessspacebetweenthe wedgeand the beam.
1. Loosenthejam nutson the two adjustmentboltson the sideof the
wedge.See Figure5-1.
2. Turnthe adjustmentbolts in until snugand thenback them off
slowly(approximately 1.5turns) untilthe wedgeassemblywill slide
on the beam.
.
Re-tightenthe jam nuts securelyagainst theside of the wedgeto
securethe adjustmentboltsin this position.
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