Figure40
1.Main-30amp
2.Chargecircuit-25amp
DriveSystem
Maintenance
CheckingtheTirePressure
ServiceInterval:Every25hours—Checktirepressure.
Maintaintheairpressureinthefrontandreartiresas
specied.Uneventirepressurecancauseunevencut.
Checkthepressureatthevalvestem(Figure41).Check
thetireswhentheyarecoldtogetthemostaccurate
pressurereading.
RearTires:13psi(90kPa)
FrontTires(casterwheels)–Model74380:35psi
(241kPa)
FrontTires(casterwheels)–Model74391:20psi
(138kPa)
Figure41
1.Valvestem
35