Komatsu WA470-6 2006, Руководство по эксплуатации и техническому обслуживанию

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6.2 Handling torque converter lock-up Attachments, Options
6-6
WA470-6H – VEAM946100
6.2.2 Method of operation
1. Press the top (a) of the torque converter lock-up switch to
turn it ON.
The pilot lamp inside the switch lights up.
2. When the actual speed range is 3rd or 4th in either FOR-
WARD or REVERSE, the torque converter lock-up function
is actuated according to the travel speed and sets to direct
drive.
REMARK
When the gearshift lever is at 4th in auto-shift mode, the lock-up
is not actuated if the actual speed range is 3rd. The lock-up is
actuated only when the actual speed range is 4th.
When the lock-up is actually actuated, the lock-up pilot lamp on
the machine monitor lights up.
3. To cancel the lock-up, press the bottom (b) of the torque
converter lock-up switch to turn it OFF.
The lock-up is canceled.
The travel speed for actuation and cancellation of the lock-up is
as shown below.
GK038038
a
b
GK050035
Lock-up
Speed range
FORWARD travel speed
(km/h)
REVERSE travel speed
(km/h)
Actuated Canceled Actuated Canceled
3rd
13.4 to 16.0
{12.3 to 14.7}
12.4 to 15.0
{11.4 to 13.8}
14.2 to 17.0
{13.1 to 15.7}
13.2 to 15.9
{12.2 to 14.6}
4th
20.8 to 26.0
{19.2 to 24.0}
19.8 to 25.0
{18.2 to 23.0}
22.1 to 27.6
{20.4 to 25.4}
21.0 to 26.6
{19.3 to 24.5}