Toro Groundsmaster 4500-D Service Manual page 214

Cutting Deck Lift/Lower Problems (Continued)
Problem
On Groundsmaster 4700--D, center cutting decks will
not raise or lower, but both wing cutting decks will
raise and lower.
On Groundsmaster 4700--D, RH wing cutting deck will
not raise or lower, but the center and LH wing cutting
decks will raise and lower.
On Groundsmaster 4700--D, LH wing cutting deck will
not raise or lower, but the center and RH wing cutting
decks will raise and lower.
Electrical System
Possible Causes
The center deck lift switch or circuit wiring is faulty.
Fuse(s) for TEC controller are faulty (fuse C--1).
Lift control manifold solenoid coils S5 or S6 or circuit
wiring is faulty.
A hydraulic problem in the lift/lower circuit exists (see
Troubleshooting section in Chapter 4 - Hydraulic
System).
TEC controller is faulty.
The RH deck lift switch or circuit wiring is faulty.
Fuse(s) for TEC controller are faulty.
Lift control manifold solenoid coils S7, S8 or S9 or
circuit wiring is faulty.
A hydraulic problem in the lift/lower circuit exists (see
Troubleshooting section in Chapter 4 - Hydraulic
System).
The TEC--5001 controller is faulty.
The LH deck lift switch or circuit wiring is faulty.
Fuse(s) for TEC controller are faulty (fuse A--2).
Lift control manifold solenoid coils S2, S3 or S4 or
circuit wiring is faulty.
A hydraulic problem in the lift/lower circuit exists (see
Troubleshooting section in Chapter 4 - Hydraulic
System).
The TEC--5001 controller is faulty.
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