Handling Controller Voltage Circuit; Check Of Muffler And Muffler Stack For Looseness And Damage - Komatsu WA250-6 Shop Manual

110 Testing and adjusting, Part 1

Handling controller voltage circuit

Handling controller voltage circuit

1. When disconnecting or connecting a connector
between the engine controller and engine, be
sure to turn the starting switch OFF.
2. If a T-adapter is inserted in or connected to a
connector between the engine controller and
engine for troubleshooting, do not start the
engine.
a You may turn the starting switch to the
OFF or ON position but must not turn it to
the START position.
WA250, 250PZ-6
Check of muffler and muffler
stack for looseness and damage
1. Check the muffler and muffler stack visually for
a crack and damage. If any part is damaged,
replace it.
2. Check the mounting bolts and nuts of the muf-
fler and muffler stack for looseness. If they are
loosened, retighten them.
SEN03836-01
1
33
30-110