Toro Greensmaster TriFlex 3320/3420 Service Manual page 195

Fuse Block (Greensmaster 3420 with Serial Number Below 312000000)
The fuse block on Greensmaster 3420 machines is at-
tached to the frame under the operator seat (Fig. 44).
In addition to the fuses in the fuse block, a 50 amp
maxi--fuse is included in the wire harness. This fuse pro-
tects the engine cooling fan circuit and resides in a fuse
holder under the right side cover next to operator seat.
Fuse Identification and Function
Use Figure 45 to identify each individual fuse and its cor-
rect amperage. Fuses for Greensmaster 3420 ma-
chines have the following function:
Right Fuse 1 (2 Amp): Protects TEC logic and igni-
tion switch power supply circuits.
Right Fuse 2 (7.5 Amp): Protects TEC output power
supply for start relay, engine run solenoid, fuel pump,
glow relay, glow plug indicator light and console diag-
nostic light.
Right Fuse 3 (7.5 Amp): Protects TEC output power
supply for fan relay, cutting reels engage solenoid, lift
enable solenoid (S1) and lift/lower solenoid (S2).
Right Fuse 4 (7.5 Amp): Protects TEC output power
supply for lift solenoids S3 (front cutting units), S4
(center cutting unit) and over temperature indicator
light.
Left Fuse 1 (10 Amp): Protects power supply for
hour meter, low engine oil pressure indicator light, al-
ternator indicator light and proximity switches (park-
ing brake, neutral and mow).
Left Fuse 2 (15 Amp): Protects power supply for
start relay and solenoid.
Left Fuse 3 (15 Amp): Protects power supply for op-
TM
tional Turf Defender
optional lights.
Left Fuse 4: Not used.
Fuse Testing
Make sure that ignition switch is OFF and key is re-
moved from switch. Remove fuses from the fuse block
for testing. Fuse should have continuity between fuse
terminals.
Greensmaster 3320/3420
Leak Detector system and
Page 6 - - 45
1
Figure 44
1. Seat base (raised)
LEFT RIGHT
7.5A 4
3
15A 7.5A
2
15A 7.5A
1
10A 2A
Figure 45
2
2. Fuse block
LIFT REEL
OVER TEMP
7.5A
REEL ENGAGE
LIGHTS
LIFT/LOWER
LEAK DETECTOR
FAN
7.5A
15A
START/RUN
DIAG. LIGHT
STARTER
GLOW
15A 7.5A
TEC LOGIC
RUN
POWER
10A 2A
Electrical System