KYJACK, Page 1
JIII Conventional eries
143911
4
ection 4
TROUBlEshOOTiNG iNfORmATiON
Table of Contents
Introduction ..................................................................................................................................................................3
Electrical ystem
4.1-1
All Controls Inoperative ...................................................................................................................................4
4.1-2
All Controls Except for Down Function Inoperative ......................................................................................4
4.1-3
All Controls Inoperative From Base Control Console ....................................................................................5
4.1-4
All Controls Inoperative From Platform Control Console ...............................................................................5
4.1-5
No Drive or Up Function from Platform or Base Controls (CE only) .............................................................6
4.1-6
No Down or Reverse Only Function from Platform Controls .........................................................................6
4.1-7
No Up or Forward Only Function from Platform Control Console .................................................................6
4.1-8
No Up Function from Platform or Base Control Console ...............................................................................6
4.1-9
No Down Function from Platform or Base Control Console (ANSI/CSA only) ..............................................7
4.1-10 No Down Function from Platform or Base Control Console (CE only) ..........................................................7
4.1-11 No Up Function from Base Control Console ..................................................................................................8
4.1-12 No Down Function from Base Control Console .............................................................................................8
4.1-13 Steer Only Inoperative ....................................................................................................................................8
4.1-14 Drive Only Inoperative ....................................................................................................................................8
4.1-15 No Drive or Steer when Platform Fully Lowered ............................................................................................8
4.1-16 No Drive or Steer when Platform Elevated .....................................................................................................9
4.1-17 Elevated Drive Speed Does not Activate ........................................................................................................9
4.1-18 Work Platform Drives in Slow Speed Only .....................................................................................................9
4.1-19 Forward Drive Function Inoperative .............................................................................................................10
4.1-20 Reverse Drive Function Inoperative ..............................................................................................................10
4.1-21 Brake will not Release...................................................................................................................................10
4.1-22 High/Low orque Inoperative ........................................................................................................................10
4.1-23 Right Steer Inoperative ................................................................................................................................11
4.1-24 Left Steer Inoperative ...................................................................................................................................11
4.1-25 Power Extension Platform will not Extend or Retract ...................................................................................12
4.1-26 Power Extension Platform will not Extend ....................................................................................................12
4.1-27 Power Extension Platform will not Retract ....................................................................................................12
4.1-28 wo or more Functions at one time ..............................................................................................................12
Hydraulic ystem
4.2-1
All Function Inoperative ................................................................................................................................13
4.2-2
Platform Drifts Down .....................................................................................................................................13
4.2-3
Platform Lifts Slowly ......................................................................................................................................13
4.2-4
Platform does not Lift ....................................................................................................................................13
4.2-5
Platform will not Lower ..................................................................................................................................13
4.2-6
Platform Drives Slow .....................................................................................................................................14
4.2-7
Platform will not Drive in Forward or Reverse ..............................................................................................14
4.2-8
Brake(s) will not Release ..............................................................................................................................14
4.2-9
Brake(s) will not Release (Additional for machines with Integral Brakes) ...................................................14
4.2-10 Aerial Platform will not hold on a Grade (Machines with Integrals Brakes) .................................................15
4.2-11 Platform does not Steer ................................................................................................................................15
4.2-12 All System sluggish ......................................................................................................................................15
4.2-13 Power Extension Platform will not Extend or Retract ...................................................................................15
4.2-14 High/Low orque Inoperative ........................................................................................................................15
