Zoomlion QY30V, Manual

Page: 92 / 276

03-35 03-35
Opera Opera tion tion – crane chassis – crane chassis
3. 3.4. 4.2 Off-road dr 2 Off-road dr iving iving
When it is difficult for the vehicle When it is difficult for the vehicle to drive in off-road condition or to drive in off-road condition or it falls into a quagmire, it falls into a quagmire,
the following measures should be taken: the following measures should be taken:
a) a) Activate Activate the the transversal transversal differential differential lock lock and and longitudinal longitudinal differential differential lock; lock;
b) b) Shift the Shift the range selector range selector to the l to the low gear ow gear range and then range and then engage the clutch engage the clutch slowly slowly,,
otherwise the service life of the crane will be shortened; otherwise the service life of the crane will be shortened;
c) c) Run Run the engine the engine at a at a RPM RPM with with maximum maximum engine torque; engine torque;
d) d) If the If the crane still crane still cannot leave cannot leave under this under this condition, tow condition, tow it or it or place some place some rigid object rigid objects s
such as woods or iron plates under the wheels. such as woods or iron plates under the wheels.
3.4 3.4.3 Pa .3 Parki rki ng ng
a) a) When parking When parking the vehicle the vehicle on an on an ascending gradient or ascending gradient or in a in a rainy / rainy / snowy day snowy day, keep , keep
a long distance away from the front and rear vehicles; a long distance away from the front and rear vehicles;
b) b) After bri After bringing the v nging the vehicle to ehicle to a standstill, a standstill, pull back pull back the parking the parking brake control brake control lever to lever to
locking position. If parking the vehicle on an ascending gradient, place wheel locking position. If parking the vehicle on an ascending gradient, place wheel
chocks directly before and behind the wheels; chocks directly before and behind the wheels;
c) c) Shift Shift the r the range selector ange selector to to the neutral the neutral position position of low of low gear r gear range; ange;
d) d) Gently depress Gently depress the engine the engine control pedal control pedal for 2 for 2 – 3 – 3 times before times before engine shutdown, engine shutdown, so so
as to ensure each part of engine can be lubricated completely. After that, run the as to ensure each part of engine can be lubricated completely. After that, run the
engine at idle speed for several minutes until the coolant temperature decreases. engine at idle speed for several minutes until the coolant temperature decreases.
When pa When parking rking the vehicle on t the vehicle on t he road at nigh he road at nigh t temporaril t temporaril y y, activate the haz , activate the hazard ard
warning light. warning light.
3. 3.4. 4.4 Points for attentio 4 Points for attentio n wh n wh en vehicle breaks down en vehicle breaks down
a) a) If the If the vehicle breaks vehicle breaks down during down during driving, keep driving, keep calm to calm to make way make way for other for other vehicles vehicles
and decelerate gradually to park it in a safe area; and decelerate gradually to park it in a safe area;
b) b) Activate the Activate the hazard warning hazard warning light and light and place a place a triangle war triangle warning board ning board behind the behind the
vehicle to avoid collision; vehicle to avoid collision;
c) c) If the If the brake is brake is invalid due invalid due to failure to failure of propeller of propeller shaft or shaft or rear axles, rear axles, place wheel place wheel
chocks before and behind the wheels; chocks before and behind the wheels;
d) d) Pay attention Pay attention to the r to the road condition oad condition when rectifying when rectifying the vehicle the vehicle on the r on the road in an oad in an
emergency. emergency.
If the operator can not repair the vehicle by himself, please contact the manufacturer or If the operator can not repair the vehicle by himself, please contact the manufacturer or
specialized repair specialized repair factory factory..
Caution Caution