Snorkel Aerial Work Platform UNO33D UNOG UNO41D UNO41G Troubleshooting Guide 0153180

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Snorkel Aerial Work Platform UNO33D UNOG UNO41D UNO41G Troubleshooting Guide 0153180
Size: 1.18 MB
Format: PDF
Language: English
Brand: Snorkel
Type of Machine: Aerial Work Platform
Type of Manual: Troubleshooting Guide
Model: Snorkel UNO33D UNOG UNO41D UNO41G Aerial Work Platform
Part Number: 0153180
Number of Pages: 152 Pages

Contents:
Section One - Engine Diagnostics
Engine starter fails to operate (No Electrical)
Starter disengages before engine starts (Ford only)
Engine cranks over but will not start
Engine starts then shuts down after 30 seconds
Engine will not accelerate (Ford only)
Engine will not accelerate (Kubota only)
Engine over accelerates (Ford only)
Engine will not start from platform control
Engine starts while cranking, then dies when key switch is released
Section Two - Hydraulic Diagnostics
Hydraulic system functions on emergency power only
Hydraulic pump stays on stroke
Hydraulic functions are sluggish
Hydraulic pump will not build pressure
Hydraulic pump will not build enough pressure
Flow from hydraulic pump is too low
Flow from hydraulic pump is too high (kills engine)
Section Three - Steering System Diagnostics
Machine will not steer
Section Four - Drive System Diagnostics
Drive system is not operational with controller in either direction
No forward drive (reverse ok)
No reverse drive (forward ok)
Drive high range not operating (mid speed ok)
Drive mid range not operating (low speed ok)
Wheel on one side rotate faster than wheels on other side
One wheel rotates slower than others
Brakes will not release
Section Five - Emergency Power System Diagnostics
Emergency pump motor non-operational
No functions when on emergency power
Section Six - Swing System Diagnostics
Swings only in one direction
No response from swing when platform controls are activated (ground controls ok)
No response from swing when ground controls are activated (platform controls ok)
Swings erratically in either direction
Swings faster one way than other
Swing brake will not hold
Swings too slow
Section Seven - Boom Functions Diagnostics
No boom functions from ground control
No boom functions from platform control
Section Eight - Platform Leveling System Diagnostics
Platform will not maintain level as boom raises or lowers
Platform will not maintain level with machine off
Platform level will not work from ground control (platform control ok)
Platform level will not work from platform control (ground control ok)
Platform level up function is inoperative
Platform level down function is inoperative
Section Nine - Boom Elevation System Diagnostics
Boom raises but will not stay elevated (Bottom/Middle/Top)
Bottom boom will not raise from platform control (ground control ok)
Middle boom will not raise from platform control (ground control ok) (Uno 41 only)
Top boom will not raise from platform control (ground control ok)
Bottom boom will not raise from ground control
Middle boom will not raise from ground control (Uno 41 only)
Top boom will not raise from ground control
Section Ten - Telescope System Diagnostics
Boom will not retract from ground control
Boom will not retract from platform control (ground control ok)
Boom will not extend from ground control
Boom will not extend from platform control (ground control ok)
Boom drifts in
Section Eleven - Fuel System Diagnostics
Engine will not start on gasoline, but will start on L.P.
Engine will not start on L.P., but will start on gasoline
Section Twelve - Accessories Diagnostics
AC Generator will not function
AC Generator has low voltage
Machine will not steer