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11. WHEN TRAVEL SPEED 1, 2 DOES NOT OPERATE (HCESPN 167, FMI 4 or 6)
·
Before disconnecting the connector, always turn the starting switch OFF.
·
Before carrying out below procedure, check all the related connectors are properly inserted and
short of fuse No. 24.
·
After checking, insert the disconnected connectors again immediately unless otherwise specified.
CN-70
CN-52
20
MCU
TRAVEL SOLENOID
2
1
NO.24
FUSE
YES
NO
Check if travel
speed lamps( ,
) change when
pressing the travel
speed switch on
the cluster
Check MCU
Cause
Remedy
Disconnection in
wiring harness or
poor contact
between CN-70-
CN-52
Defective solenoid
Defective hydraulic
system
Disconnection in
wiring harness or
poor contact
between CN-70-
fuse No. 24
Defective cluster
Defective MCU
Repair or replace
Replace
Check hydraulic
system
Repair or replace
Replace
Replace
Check voltage
between CN-70
(1) and (2)
Starting switch : ON
Starting switch : ON
Starting switch : ON
Spec : 20~30 V
Disconnect CN-70
Starting switch : ON
Check fault code
167 active?
YES
G
G
R
R
R
Y
Y
Y
G
YES
NO
NO
NO
145LCR6ES12
Check resistance
between CN-70
(1) and (2)
Starting switch : OFF
Spec : 30
Ω
Disconnect CN-70
YES
NO
YES
Summary of Contents for HX130 LCR
Page 11: ...1 1 SECTION 1 GENERAL Group 1 Safety Hints 1 1 Group 2 Specifications 1 10 ...
Page 174: ...4 5 MEMORANDUM HYUNDAI HEAVY INDUSTRIES CO LTD CONSTRUCTION EQUIPMENT DIV ...
Page 536: ...8 108 125LCR8TM30 Turn casing 1 upside down and remove oil seal 3 using jig 29 ...
Page 566: ...8 138 Remove lock nut 22 and then boot 23 14 36078RL14 2507ARL10 ...