Case CX800 Tier 3, Service Manual

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1002-15
Lep 9-94710NA Issued 06-06
Reference Values
Numerical values for performance may change without notice due to product improvement.
Items
Reference
values
Conditions
1 Engine speed (RPM)
Idling 900 ± 10
Mode: H
Maximum without load 1870 ± 10
2 Pressure of each part
Main Relief
Standard
31.4 ± 1.0 MPa
4554 ± 145 PSI
Mode: S
Boosting
34.3 ± 1.0 MPa
4974 ± 145 PSI
Swing relief Vertical
26.5 ± 1.0 MPa
3843 ± 145 PSI
Pilot relief
4.4 ± 0.2 MPa
638 ± 30 PSi
3
Natural lowering level of each
cylinder
Boom cylinder
11 mm (7/16 in)
or below
No load for 10 minutes Arm cylinder
17 mm (21/31 in)
or below
Bucket cylinder (when open)
12 mm (15/32 in)
or below
Overall
225 (9 in)
or below
No load for 10 minutes
4
Operational speed of each cyl-
inder (sec)
Boom
Up 6.0 ± 0.6
Mode: S
Down 4.1 ± 0.4
Arm
Open 4.3 ± 0.4
Close 5.4 ± 0.4
Bucket
Open 3.6 ± 0.3
Close 3.4 ± 0.3
5 Swing speed (sec/1 revolution) 6.4 ± 0.3 Mode: S
6 Swing angle 180
°
, neutral brake flow angle (degrees) 60° or below Mode: S
7 Travel speed (sec/6 m) High 5.5 ± 0.3 Mode: S
8
Number of drive sprocket revolutions
(sec/10 revolutions)
High 21.6 ± 1.6
Mode: S
Low 15.0 ± 1.6
9 Amount of turntable bearing shift (mm)
Horizontal
13.5 (17/32 in)
or below
Mode: S
Vertical
2.1 (5/64 in)
or below
10
Amount of shoe tension ranging from the side frame bottom to
shoe surface (mm) 460 to 480 mm
(16 to 17 in)