Hyundai HX130LCR Manual page 397

2) ENGINE SPEED
(1) Measure the engine speed at each power
mode
The engine speed at each power mode
※
must meet standard RPM; if not, all other
operational performance data will be
unreliable. It is essential to perform this
test first.
(2) Preparation
Warm up the machine, until the engine
①
coolant temperature reaches 50˚C or
more, and the hydraulic oil is 50±5˚C.
Set the multimodal dial at 10 (Max)
②
position.
Measure the engine RPM.
③
(3) Measurement
Start the engine. The engine will run at
①
start idle speed. Measure engine speed
with a engine rpm display.
Measure and record the engine speed at
②
each mode (P, S, E).
Select the P-mode.
③
Lightly operate the bucket control lever a
④
few times, then return the control lever to
neutral; The engine will automatically
enter the auto-idle speed after 4
seconds.
Measure and record the auto deceleration
⑤
speed.
(4) Evaluation
The measured speeds should meet the following specifications.
Model
HX130CR
HX130LCR
Condition : Set the multimodal dial at 10 (Max) position.
Engine speed
Start idle
P mode
S mode
E mode
Auto decel
One touch decel
7-4
CLUSTER
Engine RPM display
Power mode switch
Pilot lamp(P, S, E)
Standard
1000±100
1850±50
1750±50
1650±50
1100±100
1000±100
º¯˚æ
130ZF7MS04
Unit : rpm
Remarks