Grove Published 3-23-2020, Control # 654-04 4-19
GRT655/655L OPERATOR MANUAL OPERATING PROCEDURES
Traveling — Forward
NOTE: Cab must be in the fully lowered position for the
drive functions to operate. If cab is not in the fully
lowered position, the Cab Not Fully Lowered
Indicator is on (33, Figure 4-18 and Figure 4-19)
1. With Transmission Shift Lever in neutral (N) position and
the parking brake set, start engine and allow it to
adequately warm up.
2. Press Service Brake Foot Pedal.
3. Disengage parking brake.
4. Position Drive Axle Switch to two-wheel high or
four-wheel low.
5. Lift Transmission Shift Lever up out of detent and push
lever to the forward (F) position. Rotate the
Transmission Shift Lever Knob to the first (1) gear
position. Gear selection “F1” appears in the Operator
Display Module (ODM) to indicate forward propulsion
and first (1) gear have been selected.
NOTE: If Service Brake Foot Pedal is not pressed before
shifting to a gear, the gear selection will flash in the
Operator Display Module (ODM) until Transmission
Shift Lever is returned to the neutral (N) position.
Transmission will not shift.
6. Release Service Brake Foot Pedal and press Foot
Throttle Pedal until maximum first gear speed is
reached. Rotate Transmission Shift Lever Knob to the
second (II) gear position to continue to increase speed.
For additional speed, continue shifting to a higher gear.
Traveling — Reverse
NOTE: Cab must be in the fully lowered position for the
drive functions to operate. If cab is not in the fully
lowered position, the Cab Not Fully Lowered
Indicator is on (33, Figure 4-18 and Figure 4-19)
Traveling in reverse is similar to traveling forward, except for
shifting Transmission Shift Lever to reverse (R). Refer to
Traveling — Forward, page 4-19.
CAUTION
Machine Damage Hazard!
Engage turntable lock pin for travel. Failure to engage
lock pin may allow superstructure to swing uncontrolled,
damaging machine and/or property.
WARNING
Run-away Crane Hazard!
Releasing the parking brake while the low service brake
pressure indicator is on and the buzzer is sounding,
indicating service brakes are inoperable, may result in the
crane rolling away freely without the ability of operator to
stop crane.
Never release parking brake while low service brake
pressure indicator is on and buzzer is sounding.
CAUTION
Use four-wheel drive only when more traction is required.
CAUTION
Possible Machine Damage!
Do not down-shift to a lower gear if road speed is greater
than maximum speed of the lower gear.
CAUTION
Machine Damage Hazard!
Engage turntable lock pin for travel. Failure to engage
lock pin may allow superstructure to swing uncontrolled,
damaging machine and/or property.
CAUTION
Possible Machine Damage!
Apply service brakes and bring crane to a complete stop
before shifting transmission into reverse.
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