Driving
5.3 Driving and turning off the truck crane
5 - 38 3 112 993 en Operating manual GMK 6400
12.07.2013
If oil has leaked out
• Warn any vehicles on the road behind you.
• Do not continue driving Refer to Manitowoc Crane Care.
If no oil has leaked out
• Start the engine.
– If all 3 lamps (1) light up:
• Switch off the engine. Refer to Manitowoc Crane Care.
–If at most 2 lamps (1) light up:
• Drive at a speed of over approx. 10 km/h (6 mph).
– If only one lamp is still lit, drive slowly to the next repair shop. The
steering may be sluggish,
– If two lamps are still lit, stop immediately. Refer to Manitowoc Crane
Care
.
à Steering malfunctions, p. 7 - 32
– The lamp (1) lights up when a severe malfunction is detected in the
hydraulic drive (MegaDrive).
If oil has leaked out
• Warn any vehicles on the road behind you.
• Do not continue driving. Refer to Manitowoc Crane Care.
à Malfunctions in the hydraulic drive (MegaDrive), p. 7 - 30
S
Risk of accident from unsteerable truck crane
Stop as quickly as possible when the red lamp lights up.
When driving, the 5th and 6th axles may move uncontrollably, which can
cause a serious accident even at low speeds.
G
Risk of accident if the steering circuits fail
If one or all of the symbols are red, stop the truck crane immediately and
switch off the engine.
Check whether oil has been lost. Depending on the size of a leak, the oil sup-
ply in a steering circuit may be lost within 2 minutes.
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