TROUBLESHOOTING
SERVICE MANUAL NUMBER 28
90-863160 MAY 2000 Page 1C-7
Power Shift
System Does Not React
Cause Special Instructions
Vacuum leaks.
With engine running, check for vacuum
leaks. Squirt oil on fitting and hose
connections and on the shift
cylinder-to-end plate joint. If oil is
sucked in at any point, a vacuum leak
exists. Repair leak.
Improper installation. Reinstall.
System Binds
Cause Special Instructions
Remote control.
Disconnect input cable at power shift
cylinder. Disconnect throttle cable at
carburetor or injector pump. Operate
remote control. If binding occurs, find
cause of binding in either cable or
remote control and correct binding. If
no binding occurs, check vacuum.
Slow or no shift.
Check vacuum drop-off. If vacuum
drops off to “0” psi in less than 5
seconds, install repair kit.
Cable movement.
Check movement of cable from shift
plate to drive unit including shifting
linkage movement in drive unit for
binding. Replace or adjust shift cable
following procedures in SECTION 2A.
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