Toro Greensmaster TriFlex 3300 Manual page 60

Location Harness
1 E-reels
2
Pass The voltage measurement was good. Go to Step 6.
Fail The voltage measurement was not good.
1. Repair or replace one or both of the disconnect harnesses, as needed.
2. Go to
Step 6: Test the 10-amp fuse and the wiring to the fuse holder.
1. Verify that the machine is shut down and that the key is removed from the ignition.
2. Remove the 10-amp fuse from inside the protective housing and use a multimeter to test it
3. Use a multimeter and measure the resistance between the following pairs of locations:
Location Harness
1 E-reels
2 E-reels
1 E-reels
2 E-reels
Pass
The fuse and wiring tested good. Go to Step 7.
Fail The fuse and wiring did not test good. Repair or replace the damaged wiring and/or fuse. Go to
Returning the Machine to Service (page 21)
Step 7: Test the 48V Logic relay.
Locate the 48V Logic relay
6, Main Power, Electric Cutting Reels Enable, Charge Circuit (Greensmaster 3320), Glow (Greensmaster 3420)
and Fan (Greensmaster 3420) Relays section, and test the 48V Logic relay.
Pass The 48V Logic relay tested good. Go to Step 8.
Fail The 48V Logic relay did not test good. Replace the 48V Logic relay. Go to
Service (page 21)
Connector
J03
48 V ground
Returning the Machine to Service (page 21)
Connector
P25
J03
P25
P07
(Figure 31). Refer to the Greensmaster TriFlex 3320/3420 Service Manual, Chapter
and follow the steps listed.
Wire Expected
Pin
Color Reading
N/A Red (R)
48 V
Black
(BK)
and follow the steps listed.
Wire Expected
Pin
Color Reading
A Red (R)
less than
2 ohms
N/A Red (R)
B Yellow (Y)
less than
2 ohms
1 Yellow (Y)
and follow the steps listed.
60
Connector Graphic
(Figure 31).
Connector Graphic
Returning the Machine to