Komatsu PC88MR-10 Shop Manual page 486

30 Testing and adjusting
Pm clinic
Travel speed
Machine model
Testing conditions
Item
Hydraulic oil
temperature: 45 to 55°C
Engine: High idle
Working mode: P mode
What to measure: Time
required for 5 turns after
Travel
1 idle turn of track off
speed (idle
ground
running)
Measurement posture:
See chapter 20, "Travel
1" in "Machine posture
and procedure for
measuring
performance".
Hydraulic drift of work equipment
Machine model
Testing conditions
Item
Arm length: 2100 mm
Hydraulic oil temperature: 45 to
55°C
Engine: Stopped
Load: Bucket rated load (320
kg)
Work equipment control lever:
NEUTRAL
Whole work
Measurement posture: See
equipment
chapter 20, "Work equipment 1"
(Hydraulic
in "Machine posture and
drift
procedure for measuring
measured
performance".
at tooth tip)
Measure extension amount and
retraction amount of each
cylinder and hydraulic drift of
bucket tooth tip.
Start measuring immediately
after setting.
Measure hydraulic drift every 5
minutes and judge at 15
minutes.
30-136
Engine
Lo
Hi
Engine
PC88MR-10
SAA4D95LE-6
Standard
Unit value for new
machine
33.0 to 41.0
33.0 to 41.0
sec.
20.0 to 24.0
20.0 to 24.0
PC88MR-10
SAA4D95LE-6
Standard
Unit
value for new
machine
mm/15
Max. 350
min.
Go-
Mea-
Repair limit
sured
item
Max. 44.0
Max. 44.0
Max. 26.0
Max. 26.0
Go-
Mea-
Repair limit
sured
item
Max. 600
PC88MR-10
No
goo-
od
d
No
goo-
od
d