25
3. LowerControls
15
16
8
12
9
21 4567
10
11
3
13
17
18
19
14
24 25 27
32
26
31
30
2933
28
B
A
B
A
20
21
22
23
M199B22-1
Fig.4‒3
1. BoomElevationSwitch
Operatethisswitchupandtheboomwill
raise.Operatethisswitchdownandthe
boomwilllower.
2. BoomRotationSwitch
Operatethisswitchupandtheboomwill
rotatecounterclockwise.Operatethisswitch
downandtheboomwillrotateclockwise.
3. BoomTelescopeSwitch
Operatethisswitchtotheleftandtheboom
willretract.Operatethisswitchtotheright
andtheboomwillextend.
4. FlyjibSwitch
Operatethisswitchupandtheflyjibwill
raise.Operatethisswitchdownandthefly
jibwilllower.
5. EmergencyStopButton
Pushinthisbuttonto“OFF”
andallfunctionswillstop.Pull
outthisbuttonto“ON”andthe
machinewilloperate.
6. PlatformRotationSwitch
Operatethisswitchupandtheplatformwill
rotatecounterclockwise.Operatethisswitch
downandtheplatformwillrotateclockwise.
7. PlatformLevelingSwitch
Operatetheplatformlevelingswitchto
adjusttheplatformlevel.
8. EngineStartSwitch/Emergency
PumpSwitch
•Operatethisswitchupwithout
operatingtheenableswitchand
theenginewillstart.
•Holdthisswitchdownto
operatethemachinewith
emergencypump.(Referto
Chapter9fordetails)
9. Pre-operationCheckSwitch
Followtheinstructionandhold
thisswitchupwhenthepre-start
checkisperformed.
10. Notused
11. Notused
12. Notused
13. KeySwitchforUpperControl/
Off/LowerControlSelection
•Turnthekeyswitchtotheleft
andtheuppercontrolswill
operate.
•Turnthekeyswitchtocenter
positionandthemachinewillbe
off.
•Turnthekeyswitchtotheright
andthelowercontrolswill
operate.
Topreventaflatbattery,turnoffthekey
switchwhiletheengineisstopped.The
enginecannotbestartedifthebattery
hasgoneflat.
14. FuseHolder
15. HourMeter
Thehourmeterworksonly
whentheengineisinmotion.
15. EnableSwitch
Holdthisswitchuptooperate
themachineontheground.