HYDRAULIC PUMP
8
4
HYDRAULIC PUMP
4I0AY001
Inspection and adjustments
Checking the parts
Item
Criteria
Action
Piston and cylinder block
assembly
• When the width of the clearance (S)
between the piston and cylinder block
assembly is above 0.05 mm (0.0022
in.)
• Replace
• When there is damage, scratches, ab-
normal wear, or other problems
present on the surfaces of sliding parts
• Replace
Amount of looseness be-
tween the piston and
shoe
• When the amount of looseness (S) be-
tween the piston and shoe is above 0.2
mm (0.0079 in.) in range
• Replace
Shaft and oil seal mount
• When the amount of wear on the shaft
and oil seal mount is 0.025 mm
(0.00098 in.) deep or more
• Replace
Valve plate
• When there are abnormal scratches
(measuring more than 0.02 mm
(0.00079 in.) in length or width), wear
or seizing on the sliding surfaces
• Repair or re-
place
Bushing
• When there is abnormal wear or harm-
ful damage on the sliding surfaces
• Replace
Seals and O-rings
• During reassembly after parts disas-
sembled
• Replace
Drive gears and driven
gears
• When there are abnormal scratches,
wear, or flaking on tooth surfaces
• Replace
Ball bearings and needle
bearings
• When there are abnormal scratches,
wear, or flaking on the rolling surfaces
• Replace togeth-
er with the shaft
assembly
4I0AF22Z
S = D-d
D
d
4I0AF24Z
e
f
Summary of Contents for TB215R
Page 1: ...CC8E005 WETB215R_A XI Seral No 215000003...
Page 3: ...SAFETY 1...
Page 13: ...SERVICE DATA 2...
Page 16: ...SERVICE DATA DIMENSIONAL DRAWING 3 2 DIMENSIONAL DRAWING 2A0AX001 Operating range 2A0AX02...
Page 53: ...SERVICE DATA WIRE HARNESS DIAGRAM 2 2 WIRE HARNESS DIAGRAM 2H0AX00 Body harness 03342 68000...
Page 54: ...SERVICE DATA WIRE HARNESS DIAGRAM 3 2 WIRE HARNESS DIAGRAM 2H0AX00...
Page 55: ...SERVICE DATA WIRE HARNESS DIAGRAM 4 2 WIRE HARNESS DIAGRAM 2H0AX00...
Page 56: ...SERVICE DATA WIRE HARNESS DIAGRAM 5 2 WIRE HARNESS DIAGRAM 2H0AX00...
Page 57: ...SERVICE DATA WIRE HARNESS DIAGRAM 6 2 WIRE HARNESS DIAGRAM 2H0AX00...
Page 58: ...FUNCTION 3...
Page 88: ...DISASSEMBLY AND ASSEMBLY 4...
Page 125: ...DISASSEMBLY AND ASSEMBLY OPERATING DEVICE 6 4 OPERATING DEVICE 4F0AX00 Hydraulic piping...
Page 230: ......
Page 232: ...TROUBLESHOOTING 5...
Page 287: ...Other 6...