Toro Greensmaster TriFlex 3320/3420 Service Manual page 173

Fault Code (Lamp Flashes)
4 -- 3
4 -- 4
4 -- 5
4 -- 6
4 -- 7
4 -- 9
5 -- 1
5 -- 2
5 -- 4
5 -- 5
5 -- 6
5 -- 7
5 -- 9
6 -- 2
6 -- 3
6 -- 4
6 -- 6
6 -- 7
6 -- 9
7 -- 1
7 -- 4
7 -- 6
7 -- 8
8 -- 1
8 -- 3
8 -- 4
8 -- 6
8 -- 7
8 -- 8
8 -- 9
9 -- 4
9 -- 5
9 -- 6
Greensmaster 3320/3420
Optional hydraulic oil temperature sensor is faulty (GR3420)
System voltage to generator and all cutting unit motors is
insufficient (likely a 48V battery problem)
System voltage to generator and all cutting unit motors is
excessive (e.g. incorrect batteries or charger problem)
Logic system voltage to generator and all cutting unit motors is
excessive (e.g. incorrect batteries or charger problem)
Current to console high temperature warning light is excessive (GR3420)
Generator current is excessive
Engine alternator voltage output is incorrect
Engine alternator voltage output is excessive
Right fuse 2 (7.5 amp) for TEC outputs is faulty
Right fuse 3 (7.5 amp) for TEC outputs is faulty
Right fuse 4 (7.5 amp) for TEC outputs is faulty
Current to leak detector alarm (GR3320) or glow relay (GR3420) is excessive
48V contactor is faulty (stuck in closed position)
Generator speed is excessive
Location ID module is faulty
Main power relay is faulty (this fault could also indicate that all TEC output 7.5
Controller software in cutting unit motors and/or generator incompatible with
Current to solenoid coil S1 (lift/lower manifold) is excessive
Current to 48V contactor coil is excessive
Current to solenoid coil S2 (lift/lower manifold) is excessive
Current to solenoid coil S3 (lift/lower manifold) is excessive
Current to solenoid coil S4 (lift/lower manifold) is excessive
Current to solenoid coil PRV (mow manifold) is excessive
Current to start relay is excessive
CAN--Bus address issue existed
Current to E--reel enable relay is excessive
System voltage to #1 cutting unit motor is excessive
System voltage to #2 cutting unit motor is excessive
System voltage to #3 cutting unit motor is excessive
System voltage to generator is excessive
(generator will be disabled)
System voltage to #1 cutting unit motor is insufficient
System voltage to #2 cutting unit motor is insufficient
System voltage to #3 cutting unit motor is insufficient
Page 6 - - 23
Fault Description
amp fuses are faulty)
TEC controller
(motor will be disabled)
(motor will be disabled)
(motor will be disabled)
(motor will be disabled)
(motor will be disabled)
(motor will be disabled)
Electrical System