6-69-22
12. MALFUNCTION OF BOOM UP PRESSURE SENSOR (SERIAL NO. : #0611-)
Fault code : HCESPN 127, FMI 0~4
Before carrying out below procedure, check all the related connectors are properly inserted.
INSPECTION PROCEDURE
侍
1)
Wiring diagram
CN-52
23
UNITED MCU
CN-51
32
31
SUPPLY
SIG
RETURN
A
B
C
CD-32
BOOM UP PRESSURE SENSOR
140L6MS119
余
Cause
Remedy
Defective united
MCU
Detective boom up
pressure sensor
Short circuit or
poor connection
between CN-52
(23)-CD-32 (B)
Short circuit or
poor connection
between CD-32
(A)-CN-51 (32) or
CD-32 (C)- CN-51
(31)
Replace
Replace or repair
Replace or repair
Replace or repair
Check voltage
between CN-52
(23) - GND
YES
YES
NO
SPEC : 24
佳
2V
Starting switch ON
Check voltage
between CD-32
(A)-(B)
SPEC : 1~5V
Actuator operating
See TEST 16
NO
Summary of Contents for HX140L
Page 12: ...SECTION 1 GENERAL SECTION 1 GENERAL Group 1 Safety Hints 1 1 Group 2 Specifications 1 10...
Page 209: ...4 5 MEMORANDUM...
Page 694: ...8 68 125LCR8TM30 Turn casing 1 upside down and remove oil seal 3 using jig 29...
Page 734: ...8 108 Assemble plug 2 Plug NPT1 16 11 EA 17 21078TM68 21078TM69 21078TM70 21078TM71...
Page 756: ...8 130 Remove lock nut 22 and then boot 23 14 36078RL14 2507ARL10...