Zoomlion ZRT850, Operator'S Manual

Page: 61 / 179

Operator’s Manual for Rough Terrain Crane
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1. HIGH / LOW SPEED SELECT SWITCH FOR MAIN WINCH – Sets the main winch speed
to OFF, LOW or HIGH.
2. LEFT FRONT OUTRIGGER SWITCH – Used to select the outrigger cylinder (jack or
beam) to be extended / retracted with the OUTRIGGER EXTEND / RETRACT MASTER
SWITCH (21) (Refer to Figure 6-1.).
3. LEFT REAR OUTRIGGER SWITCH – Used to select the outrigger cylinder (jack or beam)
to be extended / retracted with the OUTRIGGER EXTEND / RETRACT MASTER
SWITCH (21) (Refer to Figure 6-1.).
CAUTION
You can set the steering switch from crab or 4-wheel steer to 2-wheel steer only
when the axles are in the center position.
Be careful when the upperstructure is not in the travel position. The steering is
opposite when the boom is in the rear position.
4. STEERING SWITCH – The 4 modes are as follows:
2-wheel steer (front wheel) 2-wheel steer (rear wheel) Crab steer 4-wheel steer
5. HIGH / LOW SPEED SELECT SWITCH FOR AUXILIARY WINCH – Sets the auxiliary
winch speed to OFF, LOW or HIGH.
6. RIGHT FRONT OUTRIGGER SWITCH – Used to select the outrigger cylinder (jack or
beam) to be extended / retracted with the OUTRIGGER EXTEND / RETRACT MASTER
SWITCH (21) (Refer to Figure 6-1.).
7. RIGHT REAR OUTRIGGER SWITCH – Used to select the outrigger cylinder (jack or
beam) to be extended / retracted with the OUTRIGGER EXTEND / RETRACT MASTER
SWITCH (21) (Refer to Figure 6-1.).
8. EMERGENCY STOP BUTTON – In an emergency, push this button to immediately STOP
all crane functions. Turn the button clockwise to release the button.
9. SET-UP SWITCH – Push down to bypass the switch-off after the LMI sounds the alarm
and switches off the movements. (If the crane is equipped with HIRSMANN LMI, the
set-up switch should be fitted. If the crane is equipped with GREER LMI, the set-up switch
should not be fitted.)
10. WORK LIGHTS SWITCH – Push down to turn on the headlights and boom work lights, up
to turn off.
11. ROTATING BEACON SWITCH – Push down to turn on the rotating beacons, turn signals
and boom head lamp.
12. CAB HEATER POWER SWITCH – Used to turn on the cab heater. The controls to adjust
heat are on the AIR CONDITIONER CONTROL PANEL (5) (Refer to Figure 6-1.).
ZRT850 Rough Terrain Crane 6-3