6-51
7. MALFUNCTION OF PUMP 3 PRESSURE SENSOR
Before carrying out below procedure, check all the related connectors are properly inserted.
INSPECTION PROCEDURE
侍
1)
Wiring diagram
CN-52
32
MCU
CN-51
3
13
CD-44
PUMP 3 PRESSURE SENSOR
SUPPLY
SIG
RETURN
A
B
C
CN-1
4
6
7
300L6MS09
Cause
Remedy
Defective MCU
Short circuit or
poor connection
between CN-52-
(32)-CN-1(7)
Detective P3
pressure sensor
Short circuit or
poor connection
between CN-1(7)-
CD-44(B)
Short circuit or
poor connection
between
CD-44(A)-CN-1(4)
or CD-44(C)-CN-1
(6)
Short circuit or
poor connection
between CN-1(4)-
CN-51(3) or CN-1
(6) - CN-51(13)
Replace
Replace or repair
Replace or repair
Replace or repair
Replace or repair
Replace or repair
Check voltage
between CN-52
(32) - GND
YES
YES
YES
NO
NO
NO
SPEC :
Key ON : 24
佳
2V
Starting switch ON
SPEC :
Key ON : 24
佳
2V
Starting switch ON
Check voltage
between
CN-1(4)-(6)
Check voltage
between
CN-1(7)-GND
Check voltage
between
CD-44(A)-(C)
YES
NO
SPEC :
Actuator operating: 1~5V
See TEST 11
SPEC :
Actuator operating: 1~5V
Содержание HX430L
Страница 11: ...SECTION 1 GENERAL Group 1 Safety Hints 1 1 Group 2 Specifications 1 10 ...
Страница 161: ...4 6 MEMORANDUM HYUNDAI HEAVY INDUSTRIES CO LTD CONSTRUCTION EQUIPMENT DIV ...
Страница 205: ...4 50 No of pin Receptacle connector female Plug connector male 14 1 7 6 14 MG610406 KET SDL CONNECTOR 13 ...
Страница 528: ...8 88 Assemble relief valve assy 45 using torque wrench ÂTightening torque 26Ü2 6 kgfÂm 188Ü18 8 lbfÂft 31 43098TM95 ...
Страница 548: ...8 108 Remove lock nut 22 and then boot 23 14 36078RL14 2507ARL10 ...
Страница 559: ...8 119 14 15 3 Install cover 3 to body 1 and tighten bolts 14 Torque 10 12 5 kgf m 72 3 90 4 lbf ft 7 21078DA10 ...
Страница 589: ...8 149 1 STRUCTURE GROUP 11 WORK EQUIPMENT B SECTION C SECTION B SECTION A C C A B A 21078DA 44 ...