Toro TimeCutter Z4220 - Drive System Maintenance

G005073
1
2
Figure36
1.Main-30amp
2.Chargecircuit-25amp
DriveSystem
Maintenance
CheckingtheTirePressure
ServiceInterval:Every25hours—Checktirepressure.
Maintaintheairpressureinthefrontandreartiresas
specied.Uneventirepressurecancauseunevencut.
Checkthepressureatthevalvestem(Figure37).Check
thetireswhentheyarecoldtogetthemostaccurate
pressurereading.
TirePressures
ModelRearTire
FrontTire(caster
wheels)
74360
74363
35psi(241kPa)
74370
13psi(90kPa)
20psi(138kPa)
Figure37
1.Valvestem
33