Komatsu — METHOD OF OPERATION

. ATTACHMENTS, OPTIONS HANDLING TORQUE CONVERTER LOCK-UP METHOD OF OPERATION REMARK (b) of the torque 6 - 5 1. P ress the top (a ) of the torque converter lock-u p switch to t urn t ON he p ilot l amp i nside th e switc h lights up 2. Whe n the actua l speed range is 3rd or 4th in either F ORWARD r R EVERSE, the t orque converter lock- up f unction is ctuated according to t he trave l speed an d sets to d irec t drive. Whe n the gearshift lever is at 4th in auto-shif t mode , th e lock-up is not actuated if the actual speed range is 3rd. The actuated only when the act ual speed range i s 4th.

Whe n the lock-up is actuall y actuated, the loc k-up p ilot l amp on t he machine monitor lig hts up. 3. T o c ance l the lock-up , press the botto c T onverter lock- up switc h to tur n it he l ock-up is c ancele The trave l speed fo r actuat ion and cancellati on of t he l ock-up i s as shown below.

Lock-u Speed range p FORWARD travel speed (km/h {MPH}) Actuated Canceled REVERSE travel speed (km/h {MPH}) Canceled Actuated Canceled 3rd 13.4 to 16 {8.3 to 9.9} [12.3 to 14.7] [{7.6 to 9.1}] 12.4 to 15 {7.7 to 9.3} [11.4 to 13.8] [{7.1 to 8.6}] 14.2 to 17 {8.8 to 10.6} [13.1 to 15.7] [{8.1 to 9.8}] 13.2 to 15.9 {8.2 to 9.9} [12.2 to 14.6] [{7.6 to 9.1}] 4th 20.8 to 26 {12.9 to 16.2} [19.2 to 24] [{11.9 to 14.9}] 19.8 to 25 {12.3 to 15.5} [18.2 to 23] [{11.3 to 14.3}] 22.1 to 27.6 {13.7 to 17.2} [20.4 to 25.4] [{12.7 to 15.8}] 21 to 26.6 {13.0 to 16.5} [19.3 to 24.5] [{12.0 to 15.2}]