- Wheel Loaders:
- 992G (PIN: 7HR1-UP)
Introduction
This Special Instruction contains the critical dimensions for the bucket control linkage on the machines that are listed above. All dimensions that are listed are used for manufacturing and assembling a new machine.
Refer to the critical dimensions for reconditioning or rebuilding a machine. Each component should be evaluated in order to determine the need for repair or replacement. Repair is encouraged in order to reduce replacement costs.
Linkage Pin Bore Dimensions
Illustration 1 | g00475088 |
Bucket Control Linkage (1) Boom tilt links. (2) Bucket tilt link. |
Bore Dimensions     | |||
---|---|---|---|
Pin Name     | Location of Bore     | Bore Dimension     | Allowable Growth     |
A     | Loader Frame     | 270.00 ± 0.05 mm (10.630 ± 0.002 inch) (1)     | 3.00 mm (0.118 inch)     |
A     | Boom Assembly     | 229.91 ± 0.05 mm (9.052 ± 0.002 inch) (1)     |
-     |
B     | Boom Assembly     | 230.00 ± 0.05 mm (9.055 ± 0.002 inch) (1)     |
-     |
B     | Bucket     | 240.00 ± 0.10 mm (9.449 ± 0.004 inch) (1)     |
3.00 mm (0.118 inch)     |
C     | Bucket     | 240.00 ± 0.10 mm (9.449 ± 0.004 inch) (1)     |
3.00 mm (0.118 inch)     |
C     | Bucket Tilt Link     | 230.00 ± 0.05 mm (9.055 ± 0.002 inch) (1)     |
-     |
E     | Bucket Tilt Link (right side)     | 230.00 ± 0.05 mm (9.055 ± 0.002 inch)     |
-     |
E     | Bucket Tilt Link (left side)     | 240.00 ± 0.05 mm (9.449 ± 0.002 inch)     |
-     |
E     | Boom Tilt Links     | 230.00 ± 0.05 mm (9.055 ± 0.002 inch) (1)     |
-     |
E     | Tilt Cylinder     | 230.00 ± 0.05 mm (9.055 ± 0.002 inch)     |
-     |
F     | Boom Assembly     | 230.00 ± 0.05 mm (9.055 ± 0.002 inch) (1)     |
-     |
F     | Boom Tilt Link     | 230.00 ± 0.05 mm (9.055 ± 0.002 inch) (1)     |
-     |
G     | Loader Frame     | 200.00 ± 0.05 mm (7.874 ± 0.002 inch) (1)     |
-     |
G     | Tilt Cylinder     | 190.00 ± 0.05 mm (7.480 ± 0.002 inch)     |
-     |
K     | Boom Assembly     | 230.00 ± 0.05 mm (9.055 ± 0.002 inch) (1)     |
-     |
K     | Lift Cylinder     | 230.00 ± 0.05 mm (9.055 ± 0.002 inch)     |
-     |
Y     | Loader Frame     | 229.91 ± 0.05 mm (9.052 ± 0.002 inch) (1)     |
-     |
Y     | Lift Cylinder     | 230.00 ± 0.05 mm (9.055 ± 0.002 inch)     |
-     |
( 1 ) | Two holes in line. |
Note: The left and right side bores for the E-pin, on the bucket tilt link, are in line with each other. The right side bore is for a press fit bearing. The left side bore is for a slip fit collar.
Linkage Pins
Linkage Pins     | ||||||
Pin Name     | View     | Item     | Location of Pin     | Pin Length     | Stack Up Width (S) (1)     | Part Number     |
A     | A-A     | 4     | Boom assembly to the main frame     | 945.00 ± 0.15 mm (37.205 ± .006 inch)     |
804.00 ± 0.25 mm (31.654 ± 0.010 inch)     |
144-3563     |
B     | B-B     | 8     | Boom assembly to the bucket     | 945.00 ± 0.15 mm (37.205 ± .006 inch)     |
804.00 ± 0.25 mm (31.654 ± 0.010 inch)     |
144-3563     |
C     | C-C     | 12     | Link assembly to the bucket     | 945.00 ± 0.15 mm (37.205 ± .006 inch)     |
804.00 ± 0.25 mm (31.654 ± 0.010 inch)     |
144-3563     |
E     | E-E     | 17     | Tilt cylinder rod to the link assembly     | 695.00 ± 0.15 mm (27.362 ± .006 inch)     |
200.00 ± 0.25 mm (7.874 ± 0.010 inch)     |
125-2571     |
F     | F-F     | 22     | Boom assembly to the link assemblies     | 695.00 ± 0.15 mm (27.362 ± .006 inch)     |
534.00 ± 0.25 mm (21.024 ± 0.010 inch)     |
125-2571     |
G     | G-G     | 26     | Tilt cylinder to the main frame     | 274.40 ± 0.15 mm (10.803 ± .006 inch)     |
274.00 ± 0.25 mm (10.787 ± 0.010 inch)     |
125-2596     |
K     | K-K     | 30     | Lift cylinders to the boom assembly     | 1431.00 ± 0.15 mm (56.339 ± .006 inch)     |
1270.00 ± 0.25 mm (50.00 ± 0.010 inch)     |
145-2883     |
Y     | Y-Y     | 34     | Lift cylinders to the main frame     | 1431.00 ± 0.15 mm (56.339 ± .006 inch)     |
1270.00 ± 0.25 mm (50.00 ± 0.010 inch)     |
145-2883     |
( 1 ) | The distance from the outer face of one bearing to the outer face of the opposite bearing in a given joint. The stack up width is Dimension (S) on each of the section views. |
Linkage Bearings and Collars
Linkage Bearings and Collars     | |||||||
Pin Name     | View     | Item     | Inside Diameter Before Assembly     | Outside Diameter Before Assembly     | Width of Collar or Bearing     | Part Number     | |
A     | A-A     | 1     | 180.000 ± 0.025 mm (7.0866 ± .0010 inch)     |
269.870 ± 0.025 mm (10.6248 ± .0010 inch)     |
70.0 mm (2.76 inch)     |
159-2961     | |
A     | A-A     | 2     | 180.390 ± 0.025 mm (7.1020 ± .0010 inch)     |
230.250 ± 0.025 mm (9.0649 ± .0010 inch)     |
130.0 ± 0.05 mm (5.12 ± 0.002 inch)     |
132-8574     | |
B     | B-B     | 5     | 180.000 ± 0.025 mm (7.0866 ± .0010 inch)     |
239.870 ± 0.025 mm (9.4437 ± .0010 inch)     |
70.0 mm (2.76 inch)     |
159-2960     | |
B     | B-B     | 6     | 180.390 ± 0.025 mm (7.1020 ± .0010 inch)     |
230.250 ± 0.025 mm (9.0649 ± .0010 inch)     |
130.0 ± 0.05 mm (5.12 ± 0.002 inch)     |
132-8574     | |
C     | C-C     | 9     | 180.000 ± 0.025 mm (7.0866 ± .0010 inch)     |
239.870 ± 0.025 mm (9.4437 ± .0010 inch)     |
70.0 mm (2.76 inch)     |
159-2960     | |
C     | C-C     | 10     | 180.390 ± 0.025 mm (7.1020 ± .0010 inch)     |
230.250 ± 0.025 mm (9.0649 ± .0010 inch)     |
130.0 ± 0.05 mm (5.12 ± 0.002 inch)     |
132-8574     | |
E     | E-E     | 13     | 180.450 ± 0.025 mm (7.1043 ± .0010 inch)     |
230.340 ± 0.025 mm (9.0685 ± .0010 inch)     |
80.0 mm (3.15 inch)     |
146-1616     | |
E     | E-E     | 14 (1)     | 180.225 ± 0.025 mm (7.0955 ± .0010 inch)     |
239.850 ± 0.025 mm (9.4429 ± .0010 inch)     |
167.0 mm (6.57 inch)     |
162-1551     | |
E     | E-E     | 15     | 180.330 ± 0.025 mm (7.0996 ± .0010 inch)     |
230.170 ± 0.025 mm (9.0618 ± .0010 inch)     |
70.00 ± 0.05 mm (2.756 ± 0.002 inch)     |
125-2562     | |
E     | E-E     | 18 (2)     | 180.330 ± 0.025 mm (7.0996 ± .0010 inch)     |
230.170 ± 0.025 mm (9.0618 ± .0010 inch)     |
167.0 mm (6.57 inch)     |
146-1617     | |
F     | F-F     | 19     | 180.450 ± 0.025 mm (7.1043 ± .0010 inch)     |
230.340 ± 0.025 mm (9.0685 ± .0010 inch)     |
80.0 mm (3.15 inch)     |
146-1616     | |
F     | F-F     | 20     | 180.330 ± 0.025 mm (7.0996 ± .0010 inch)     |
230.170 ± 0.025 mm (9.0618 ± .0010 inch)     |
70.00 ± 0.05 mm (2.756 ± 0.002 inch)     |
125-2562     | |
G     | G-G     | 23     | 140.000 ± 0.025 mm (5.5118 ± .0010 inch)     |
199.870 ± 0.025 mm (7.8689 ± .0010 inch)     |
50.00 mm (1.9685 inch)     |
162-8122     | |
G     | G-G     | 24     | 140.310 ± 0.025 mm (5.5240 ± .0010 inch)     |
190.140 ± 0.025 mm (7.4858 ± .0010 inch)     |
50.00 ± 0.05 mm (1.969 ± 0.002 inch)     |
125-2563     | |
K     | K-K     | 27     | 180.450 ± 0.025 mm (7.1043 ± .0010 inch)     |
230.340 ± 0.025 mm (9.0685 ± .0010 inch)     |
80.0 mm (3.15 inch)     |
146-1616     | |
K     | K-K     | 28     | 180.390 ± 0.025 mm (7.1020 ± .0010 inch)     |
230.250 ± 0.025 mm (9.0649 ± .0010 inch)     |
130.0 ± 0.05 mm (5.12 ± 0.002 inch)     |
132-8574     | |
Y     | Y-Y     | 31     | 180.450 ± 0.025 mm (7.1043 ± .0010 inch)     |
230.340 ± 0.025 mm (9.0685 ± .0010 inch)     |
80.0 mm (3.15 inch)     |
146-1616     | |
Y     | Y-Y     | 32     | 180.390 ± 0.025 mm (7.1020 ± .0010 inch)     |
230.250 ± 0.025 mm (9.0649 ± .0010 inch)     |
130.0 ± 0.05 mm (5.12 ± 0.002 inch)     |
132-8574     |
( 1 ) | Press fit bearing. |
( 2 ) | Slip fit collar. |
Linkage Spacers
Linkage Spacers     | |||||
---|---|---|---|---|---|
Pin Name     | View     | Item     | Location     | Spacer Width     | Part Number of Spacer     |
A     | A-A     | 3     | Boom assembly to the main frame     | 544.00 ± 0.05 mm (21.417 ± 0.002 inch)     |
125-2582     |
B     | B-B     | 7     | Boom assembly to the bucket     | 544.00 ± 0.05 mm (21.417 ± 0.002 inch)     |
125-2582     |
C     | C-C     | 11     | Link assembly to the bucket     | 544.00 ± 0.05 mm (21.417 ± 0.002 inch)     |
125-2582     |
E     | E-E     | 16     | Tilt cylinder rod to the link assembly     | 74.00 ± 0.05 mm (2.913 ± 0.002 inch)     |
125-2586     |
F     | F-F     | 21     | Boom assembly to the link assemblies     | 394.00 ± 0.05 mm (15.512 ± 0.002 inch)     |
125-2585     |
G     | G-G     | 25     | Tilt cylinder to the main frame     | 60.00 ± 0.05 mm (2.362 ± 0.002 inch)     |
125-2587     |
K     | K-K     | 29     | Lift cylinders to the boom assembly     | 1010.00 ± 0.05 mm (39.764 ± 0.002 inch)     |
133-7497     |
Y     | Y-Y     | 33     | Lift cylinders to the main frame     | 1010.00 ± 0.05 mm (39.764 ± 0.002 inch)     |
133-7497     |
Illustration 2 | g00471047 |
View A-A |
Illustration 3 | g00471051 |
View B-B |
Illustration 4 | g00471053 |
View C-C |
Illustration 5 | g00471059 |
View E-E |
Illustration 6 | g00471061 |
View F-F |
Illustration 7 | g00471088 |
View G-G |
Illustration 8 | g00471089 |
View K-K |
Illustration 9 | g00471090 |
View Y-Y |