. OPERATION OPERATION OPERATIONS, CHECKS AFTER STARTING ENGINE BREAKING-IN THE MACHINE CAUTION WARMING-UP OPERATION 3 - 86 Your Komatsu m achine has been thor oughly adjusted an d tested befor e shipme nt. However, operating th e machi ne under se conditions at th e beginning can adver sely affect the perf ormance and shorten the machine l ife. Be sure to brea k-in the machine for th e initial 100 hours (as indicated by the se rvice meter). During break-in operations, follow the precautions descr ibed in this m anual. Idle the eng ine for 5 minutes af ter starting it up. eds.
Avoid oper ation with heavy loa ds or at high spe Immediatel y after starting the e ngine, avoid sudd en starts, su dden a cceleration, unnecessa ry sudd en stops, sudden cha nges in direction. NOTICE Do not accel erate the engine sharp ly during the warm ing-up operat ion. Sha rp acceleratio n can short en the se rvice life o engine parts . Do not conti nue the low idle or hig h idle operation for more than 20 minutes . It can c ause oil leakage from th e turbochar 1. After the e 2. Check tha the white If the engi range (ab If the engi the white operation After finis machine If the ma distributor 1.
After the e ngine starts, run it f or 5 minutes in t he range be tween lo w idling and medium s peed to warm it 2. Check tha t the engine water range (above (A)). ne water temperatu ove (A)), the engine is warmed up. ne water temperatur e gauge pointer h as not reac monitor is normal. chine monitor is for inspection/repai REMARK While the AIS S switch is in the AU TO position and the engine water te mperature is low, the lo w idle speed is s little high auto matically. 3. Check tha t the steering opera tion is normal, th e lamps lig ht up an d go off normally, the horn so unds, and exhaust g inspection as color, sound, and vibration are nor mal.
If any o f them i s abnormal, ask your K omatsu distributo /repair.