OPERATING PROCEDURES GRT655/655L OPERATOR MANUAL
4-40 Published 3-23-2020, Control # 654-04
9
Engine Coolant
Temperature Indicator
Indicates engine coolant temperature in the selected unit of
measure (°C / °F).
High Engine Coolant
Temperature Indicator
(Amber)
Indicates the engine coolant temperature is between 93°C (200°F)
and 107°C (225°F), and is too high.
Safely stop the lifting operations, land and secure any load being
lifted. If possible, retract and lower the boom. Shut down and secure
the crane.
High Engine Coolant
Temperature Indicator
(Red)
Indicates the engine coolant temperature is above 107°C (225°F)
and is too high.
Safely stop the lifting operations, land and secure any load being
lifted. If possible, retract and lower the boom. Shut down and secure
the crane.
10
Diesel Exhaust Fluid
(DEF) Level Indicator
(Tier 4 only)
Indicates the DEF level is above 10% full (0.83 gal).
Low Diesel Exhaust
Fluid (DEF) Level
Indicator (Tier 4 only)
(Amber - Constant On)
Indicates the DEF level is between 0% full (0.0 gal) and 10% full
(0.83 gal).
If the DEF tank is not filled, after some time the Engine Warning
Indicator will come on (constant).
Low Diesel Exhaust
Fluid (DEF) Level
Indicator (Tier 4 only)
(Amber - Flashing)
Indicates the DEF tank is empty.
If the DEF tank is not filled, an engine derate will occur.
If the operator continues to run the engine and the DEF fluid tank is
not filled, after some time the Engine Stop Indicator will come on
(constant) and a more severe engine derate will occur.
If the operator continues to run the engine and the DEF fluid tank is
not filled, after some time the Engine Stop Indicator will begin to
flash. Engine shutdown will occur approximately 30 seconds after
the Engine Stop Indicator begins to flash.
11
Direction/Gear
Indicator
Indicates if the transmission is in neutral (N), forward (F), or reverse
(R) and what gear is selected (1, 2, or 3).
12 Hoist Camera
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Hoist camera view shows remaining rope on hoists
13 Right-side Camera
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Right-side camera view shows area to the right, rear of the crane.
This view is mirrored to simulate a right side rear-view mirror.
Item Description Graphic Explanation