Komatsu PC290 -11E0 PC290LC -11E0 PC290NLC-11E0 Shop Manual

60 MAINTENANCE STANDARD
CONTENTS
ABBREVIATION LIST
ENGINE AND COOLING SYSTEM
POWER TRAIN
UNDERCARRIAGE AND FRAME
HYDRAULIC SYSTEM
WORK EQUIPMENT
80 APPENDIX
CONTENTS
ABBREVIATION LIST
AIR CONDITIONER SYSTEM

EXPLANATION OF PROCEDURE FOR TESTING AND TROUBLESHOOTING OF
AIR CONDITIONER
CIRCUIT DIAGRAM AND ARRANGEMENT OF CONNECTOR PINS FOR AIR
CONDITIONER
AIR CONDITIONER SYSTEM DIAGRAM
INSTALLATION LOCATIONS OF AIR CONDITIONER PARTS AND
ARRANGEMENT OF CONNECTORS
TESTING AIR LEAKAGE (DUCT)
TESTING AIR CONDITIONER USING SELF-DIAGNOSIS FUNCTION

UENBM00720

SERIAL NUMBERS
PC290LC-11EO -K75600 and up
PC290NLC-11EO – K75600 and up