Problem
Main causes
Remedy
Track comes off.
Track too loose
Adjust track tension, see WHEN RE-
QUIRED.
Abnormal wear of sprocket
Track too loose
Adjust track tension, see WHEN RE-
QUIRED.
Boom rises slowly or does not rise.
Lack of hydraulic oil
Set oil to specified level. See
CHECKS BEFORE STARTING.
Does not swing.
Swing lock switch still applied
Turn swing lock switch OFF.
Swing brake system error
Check, adjust. (*)
When move of machine to safe place
is required, turn the swing parking
brake cancel switch to ON position
temporarily.
PHENOMENA AND ACTIONS FOR ENGINE RELATED PARTS
• For the remedies indicated with (*) in the remedy column, always contact your Komatsu distributor.
• In cases of problems or causes which are not listed below, ask your Komatsu distributor for repairs.
Problem
Main causes
Remedy
Engine oil pressure caution lamp
lights up.
Lowered oil level in engine oil pan
(sucking in air)
Set it to specified oil level. See
CHECKS BEFORE STARTING.
Improper oil is used. (Viscosity is im-
proper.)
Replace oil. See USE OF FUEL,
COOLANT AND LUBRICANTS AC-
CORDING TO AMBIENT TEMPERA-
TURE and KOMATSU GENUINE LU-
BRICANTS.
Clogged oil filter cartridge
Replace cartridge. See EVERY 500
HOURS MAINTENANCE.
Oil leakage due to improper connec-
tion or breakage of oil pipe or pipe
joint
Check, repair. (*)
Defective engine oil pressure sensor
Replace sensor. (*)
Defective monitor
Replace monitor. (*)
Steam spurts out from top of radiator
(pressure valve).
Lowered coolant level, leakage of
coolant
Check, add coolant, repair. See
CHECKS BEFORE STARTING.
Accumulation of dirt or scale in cool-
ing system
Change coolant, flush inside of cool-
ing system. See WHEN REQUIRED.
Clogged radiator fins or damaged fin
Clean or repair. See EVERY 500
HOURS MAINTENANCE.
Defective thermostat
Replace thermostat. (*)
Loosened radiator filler cap (in high
altitude operation)
Tighten cap or replace packing.
Defective coolant level sensor
Replace sensor. (*)
Defective monitor
Replace monitor. (*)
OPERATION
TROUBLES AND ACTIONS
3-275
Содержание PC210-11
Страница 2: ......
Страница 24: ......
Страница 74: ......
Страница 75: ...OPERATION Please read and make sure that you understand the SAFETY section before reading this section 3 1 ...
Страница 352: ......
Страница 353: ...MAINTENANCE Please read and make sure that you understand the SAFETY section before reading this section 4 1 ...
Страница 431: ...SPECIFICATIONS 5 1 ...
Страница 435: ...PC210LC 11 PC210NLC 11 SPECIFICATIONS SPECIFICATIONS 5 5 ...
Страница 436: ...PC230NHD 11 SPECIFICATIONS SPECIFICATIONS 5 6 ...
Страница 458: ...PC210 11 2 Piece Boom PC210LC 11 2 Piece Boom PC210NLC 11 2 Piece Boom 2 PIECE BOOM ATTACHMENTS AND OPTIONS 6 22 ...
Страница 459: ...PC230NHD 11 2 Piece Boom ATTACHMENTS AND OPTIONS 2 PIECE BOOM 6 23 ...
Страница 470: ... Not including tail swing SUPER LONG FRONT BOOM AND ARM ATTACHMENTS AND OPTIONS 6 34 ...
Страница 505: ...REPLACEMENT PARTS 7 1 ...
Страница 521: ......