Tadano GR-700N, Service Manual

Page: 94 / 200

Y-9 Y-9
Operation Check (Traveling Device)
81
WY05-3940E
5. Warning
(1 km/h = 0.6214 MPH)
[NOTICE]

For the location of the buzzers, refer to "Z-10 Electric Parts Location Diagram (Upper), 1. Inside cab".
Item
Warning
buzzer
Sound Check conditions
Low air pressure
and parking brake
applied
Buzzer
(CN818)
• 620 Hz
• Continuous beep
Buzzer sounds when the following conditions are met.
1. Air pressure is 540 kPa (5.5 kgf/cm
2
) (78.3 psi) or less,
when the main switch is turned ON and the parking
brake is not applied.
2. Shift lever is out of N position when the parking brake is
applied.
Engine overrun
Buzzer
(CN818)
• 620 Hz
• Intermittent beeping
It is not necessary to check because the buzzer sounds at
engine speed of 2360 min
-1
by the mechanism.
Buzzer turns OFF at 2100 min
-1
.
Speed warning
Buzzer
(CN818)
• 620 Hz
• Continuous and
intermittent sounds
Attach a step-up gear to the vehicle speed detection
gearbox.
During accelerating:
Speedometer reading 58 km/h: Intermittent sound
61 km/h: Continuous sound
During decelerating:
Speedometer reading 59 km/h: Intermittent sound
54 km/h: OFF
Torque converter
low pressure
Buzzer
(CN818)
• 620 Hz
• Continuous beep
Buzzer sounds if the torque converter pressure is 1.0 MPa
(10.2 kgf/cm
2
) (145 psi) or less while the parking brake is
not applied.
Parking brake
non-operation
warning
Buzzer
(CN818)
• 620 Hz
• Continuous beep
Buzzer sounds if the main switch is turned OFF while the
parking brake is not applied and the main switch is turned
ON (or the engine is running).
Special steering
mode selector
switch reminder
warning
Buzzer
(CN818)
• 620 Hz
• Continuous beep
With the rear steering lock pin inserted, when 10 seconds
elapses after the selection of other than front 4-wheel
steering (8-wheel, crab, or rear steering), the buzzer
sounds.