Section 4 – WARM-UP Mini-Crawler Crane M A E D A
4-22 1/2019 MC285C-3
1. Insert key into the Starter Switch and turn it
to the ON position.
Fig. 4-55
2. Pull back the accelerator lever at crane
control system to the medium engine speed
zone (about midway).
Fig. 4-56
3. Push the Engine Start/Stop Switch upward.
Fig. 4-57
4. When the engine starts, release the Engine
Start/Stop Switch and the switch will return
to the NEUTRAL position automatically.
Fig. 4-58
NOTICE: If the engine stalls, push the switch to
the STOP position and then push the switch up
to the START position to restart the engine.
WARM-UP
WARNING! Unsafe Operation Hazard. In the
event of a problem while performing the
warm-up procedure, immediately turn the
Starter Switch to the OFF position to stop
power to the electrical system. Remove the
key from the Starter Switch. Be sure to
correct the problem before operating the
machine.
NOTICE: Do not leave the engine at low idling or
high idling speeds for more than 20 minutes. If
long idling periods are necessary, apply load
intermittently or operate at medium engine
speed.
NOTICE: Once the engine starts, check the
monitor to ensure no charging errors are
displayed.
NOTICE: When operating engine at low speed,
idle up the engine approximately 5 minutes daily.
Perform the following warm-up operation after
the engine has started. If any problems are
found during warm-up operation procedures,
repair as necessary before continuing operation.
1. Push the accelerator lever downward to low
speed and run it at idling speed for about 5
minutes.
Fig. 4-59
2. Check for abnormal exhaust colour, or
sound or vibration of the engine, and correct
it as necessary.
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