MALFUNCTIONS
83
Fault
Cause
Solution
Water pressure fluctuates greatly.
Level in water tank too low.
1.
Stop machine.
2.
Top up water tank.
3.
Restart engine.
Supply valve not opened far
enough.
Open supply valve completely.
Water filter restricted.
1.
Stop machine.
2.
Clean water filter.
High pressure pump draws in air.
1.
Stop machine.
2.
Check all the hoses and
connections for leaks.
3.
Replace defective
components.
Spray nozzle restricted or worn.
1.
Stop machine.
2.
Check spray nozzle condition.
3.
Poke through nozzle holes or
4.
Replace worn nozzle.
Pressure valves restricted with lime
scale or worn.
1.
Stop machine.
2.
Check condition of pressure
valves.
3.
Descale pressure valves or
4.
Replace pressure valves.
High pressure pump sealing ring
worn.
1.
Stop machine.
2.
Replace sealing ring.
Ceramic pistons in high pressure
pump damaged.
Contact Rioned.
Pressure regulator internally
restricted or damaged.
Contact Rioned.
Summary of Contents for CityJet
Page 1: ...CityJet user manual...
Page 4: ...4...
Page 8: ...INTRODUCTION 8...
Page 10: ...DESCRIPTION AND PRINCIPLE OF OPERATION 10 1 6 2 3 4 5 12 13 11 10 7 8 9 8...
Page 11: ...DESCRIPTION AND PRINCIPLE OF OPERATION 11 14 16 15 17...
Page 12: ...DESCRIPTION AND PRINCIPLE OF OPERATION 12 24 26 25 27 28 23 18 19 20 22 21 31 30 29 32...
Page 36: ...SAFETY 36...
Page 50: ...OPERATION STANDARD FUNCTIONS 50...
Page 70: ...OPERATION EXTRA FUNCTIONS 70...
Page 86: ...MALFUNCTIONS 86...
Page 90: ...90...
Page 91: ...ATTACHMENTS 91 9 Attachments...
Page 98: ...ATTACHMENTS 98...
