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MACHINE OPERATIONS AND CONTROLS
3)
Next, move the L.H. work equipment control lever (6) slowly in the direction of arm IN position (B). Op-
erate the lever to the end of its stroke and hold it in the position for 30 seconds.
4)
Move the L.H. work equipment control lever (6) slowly in the direction of arm OUT position (A). Operate
the lever to the end of its stroke and hold it in the position for 30 seconds.
7.
Repeat the operation of step 6 for 5 minutes.
8.
Check that the hydraulic oil temperature caution lamp (7) displays the correct temperature.
If the hydraulic oil temperature caution lamp is not displaying the correct temperature (it is displaying the
low temperature), repeat the steps 6 to 7 until it displays the correct temperature.
•
Display (A) when temperature is correct: Caution lamp
background (C) is blue.
•
Display (B) when temperature is low: Caution lamp
background (C) is white.
9.
Check that the engine coolant temperature caution lamp
(1) displays the correct temperature.
•
Display (A) when temperature is correct: Caution lamp
background (C) is blue.
•
Display (B) when temperature is low: Caution lamp
background (C) is white.
If it displays the low temperature, perform additional warm-
up operation of the engine until the engine coolant temper-
ature caution lamp (1) displays the correct temperature.
For details, see "METHOD FOR ENGINE WARM-UP OP-
ERATION (3-182)".
10. Check that the hydraulic oil temperature caution lamp and engine coolant temperature caution lamp display
the correct temperature, then check that all the instruments, caution lamps, and pilot lamps on the machine
monitor are in the following conditions.
•
Radiator coolant level caution lamp (8): OFF
•
Charge level caution lamp (9): OFF
•
Engine oil pressure caution lamp (10): OFF
•
Hybrid temperature caution lamp (11): OFF
•
Engine oil level caution lamp (12): OFF
•
Air cleaner clogging caution lamp (13): OFF
•
Water separator caution lamp (14): OFF
•
DEF level caution lamp (15): OFF
•
Hybrid caution lamp (16): OFF
•
Engine preheating pilot lamp (17): OFF
•
Engine coolant temperature gauge (18): Indicator is in
green range
•
Engine coolant temperature caution lamp (1): Displays
correct temperature
•
Hydraulic oil temperature gauge (19): Indicator is in
green range
3-186
OPERATION
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