5-36
SHB 28Z3 EN – Edition 2.0 * 28z3s510.fm
Hydraulic system
5.20 Troubleshooting in the hydraulic system
Problem
Possible causes
Hydraulic system without function
Defective safety switch on control lever base
Wrong setting of safety switch on control lever base
Defective solenoid valve on pilot oil supply unit
Contaminated solenoid valve on pilot oil supply unit
Hydraulic oil level too low
Defective valve fuses
Defective/interrupted plug and socket connection towards solenoid valve
Hydraulic hammer does not work correctly
Quickhitch couplings not connected correctly
Hydraulic oil quantity too high/too low
Hydraulic oil pressure too high/too low
Check the nitrogen fill
Machine runs in 1st speed only
Defective switch for 2nd speed range
Defective solenoid valve on pilot oil supply unit
Contaminated solenoid valve on pilot oil supply unit
Defective valve fuses
Defective/interrupted plug and socket connection towards solenoid valve
Counterpressure in travelling drive does not drop below control pressure
Содержание 28Z3
Страница 1: ...Service Manual Track excavator Machine model 28Z3 Edition 2 0 Language en Article number 1000178347...
Страница 10: ...I 8 SHB 28Z3 EN Edition 2 0 28Z3s20IVZ fm...
Страница 11: ...Operation...
Страница 27: ...Specifications...
Страница 46: ...2 20 SHB 28Z3 EN Edition 2 0 28z3s210 fm Specifications...
Страница 47: ...Maintenance...
Страница 113: ...Engine...
Страница 115: ...SHB 28Z3 EN Edition 2 0 28z3s410 fm 4 3 Engine Alternator Tightening bracket Starter V belt Valve cover Exhaust manifold...
Страница 132: ...4 20 SHB 28Z3 EN Edition 2 0 28z3s410 fm Engine...
Страница 133: ...Hydraulic system...
Страница 169: ...bersicht der Hydraulikpl...
Страница 174: ......
Страница 175: ...Electrical system...
Страница 184: ...6 10 SHB 28Z3 EN Edition 2 0 28z3s610 fm Electrical system...
Страница 185: ...Die Stromlaufpl ne und K Optionen...
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Страница 188: ......
Страница 189: ...SHB 28Z3 EN Edition 2 0 28z3s612 fm 6 15 Electricalsystem Electrical sys tem Wiring harnesses overview...
Страница 199: ...SHB 28Z3 EN Edition 2 0 28z3s612 fm 6 25 Electricalsystem...
Страница 200: ...6 26 SHB 28Z3 EN Edition 2 0 28z3s612 fm Electrical system...
Страница 201: ...Options...
Страница 204: ...7 4 SHB 28Z3 EN Edition 2 0 28z3s710 fm Options Installation...
Страница 230: ...7 30 SHB 28Z3 EN Edition 2 0 28z3s710 fm Options...
Страница 231: ...PowerTilt PTS06...