RM36D0EC _57 Power Source / Network _083089 M20D-FKS BATTERY / CHARGING _0402338 GENERATOR A

M20D-FKS BATTERY / CHARGING  GENERATOR  DISASSEMBLY  


PROCEDURE

Hide 27411 1.REMOVE GENERATOR PULLEY

a.

Secure the generator drive end frame in a vise between aluminum plates.

NOTICE:

Do not overtighten the vise.



b.
A536809C01
2.917,0.417 2.698,0.177 2.698,0.177 2.198,0.177 true 3.188,0.656 2.896,1.208 2.896,1.208 2.667,1.208 true 1.51,1.917 1.719,2.125 0.208,0.208 10 true *a 1,1.625 1.208,1.833 0.208,0.208 10 true *b 1.646,0.104 2.219,0.292 0.573,0.188 10 false SST1-B 2.104,1.146 2.677,1.333 0.573,0.188 10 false SST1-A
*a Hold
*b Turn


Fit the rotor shaft end into SST1-A and SST1-B.

SST
09820-63011  (09820-06010, 09820-06021)

HINT:
SST1-A, 1-B 09820-06010
SST2 09820-06021



c.

Hold SST1-A with a torque wrench and turn SST1-B clockwise with the specified torque.

Torque:
39 N*m (398 kgf*cm, 29 ft.*lbf)

NOTICE:

Make sure that SST is secured to the rotor shaft end.



d.
A536810N01
2.938,0.813 2.771,0.323 2.771,0.323 2.635,0.323 false 2.25,0.25 2.865,0.448 0.615,0.198 10 false SST2

Insert SST2 and attach it to the generator pulley nut.


e.
A536811C01
2.083,0.427 1.698,0.427 true 2.938,1.51 2.813,1.51 2.813,1.51 2.552,0.927 true 1.458,0.354 1.771,0.51 0.313,0.156 10 false *1 1.26,2.938 1.479,3.125 0.219,0.188 10 true *a 2.083,2.76 2.292,2.938 0.208,0.177 10 true *b 3.01,1.438 3.396,1.635 0.385,0.198 10 false SST2
*1 Generator Pulley
*a Hold
*b Turn


To loosen the generator pulley nut, turn SST1-A in the direction shown in the illustration.

NOTICE:

To prevent damage to the rotor shaft end, do not loosen the generator pulley nut more than one-half of a turn.



f.

Remove SST2 from the generator assembly.


g.
A536812C01
2.917,0.448 2.771,0.208 2.771,0.208 2.188,0.208 true 3.198,0.708 2.917,1.229 2.917,1.229 2.646,1.229 true 1.802,1.729 2.01,1.885 0.208,0.156 10 false *a 0.979,1.708 1.208,1.896 0.229,0.188 10 true *b 1.667,0.146 2.219,0.313 0.552,0.167 10 false SST1-B 2.094,1.167 2.646,1.333 0.552,0.167 10 false SST1-A
*a Hold
*b Turn


Turn SST1-B in the direction shown in the illustration and remove SST1-A and SST1-B.


h.

Remove the generator pulley nut and generator pulley.


i.

Remove the generator drive end frame from the vise.


Hide 27039 2.REMOVE GENERATOR REAR END COVER

a.
A537528

Place the generator assembly on the generator pulley with clutch.


b.
A399046

Remove the 3 bolts and generator rear end cover from the generator coil assembly.


Hide 27387B 3.REMOVE GENERATOR TERMINAL INSULATOR

a.
A399047

Remove the generator terminal insulator from the generator coil assembly.


Hide 27370A 4.REMOVE GENERATOR BRUSH HOLDER ASSEMBLY

a.
A399048

Remove the 2 screws and generator brush holder assembly from the generator coil assembly.


Hide 27360 5.REMOVE GENERATOR COIL ASSEMBLY

a.
A399049

Remove the 4 bolts.


b.
A536814C01
2.073,0.823 2.479,0.823 false 0.594,1.677 0.99,2.01 0.99,2.01 1.156,2.01 true 0.604,0.635 0.917,0.792 0.313,0.156 10 false *a 2.552,0.49 2.865,0.646 0.313,0.156 10 false *b 2.5,0.74 2.948,0.917 0.448,0.177 10 false SST 1.177,1.938 1.625,2.115 0.448,0.177 10 false SST
*a Hold
*b Turn


Using SST, remove the generator coil assembly.

SST
09950-40011  (09951-04020, 09952-04010, 09953-04020, 09954-04010, 09955-04071, 09957-04010, 09958-04011)


c.
A401900

Remove the bearing cover packing.

NOTICE:

If the bearing cover packing breaks, remove the broken pieces completely.


HINT:

The bearing cover packing may be installed on the generator rotor assembly.



Hide 27330 6.REMOVE GENERATOR ROTOR ASSEMBLY

a.
A401886C01
0.635,0.427 0.813,0.427 0.813,0.427 1.146,0.76 false 2.188,1.844 2.656,2 2.656,2 2.813,2 false 0.49,0.333 0.802,0.49 0.313,0.156 10 false *1 2.833,1.906 3.146,2.063 0.313,0.156 10 false *2
*1 Generator Rotor Assembly
*2 Generator Drive End Frame


Remove the generator rotor assembly.

NOTICE:

Do not drop the generator rotor assembly.



Hide 27310B 8.REMOVE GENERATOR DRIVE END FRAME BEARING

a.
A431994

Remove the 4 screws and retainer plate from the generator drive end frame.


b.
A431995N02
1.177,1.292 2.375,1.781 false 1.146,1.406 2.385,1.792 false 2.427,1.719 2.885,1.917 0.458,0.198 10 false SST

Using SST and a hammer, tap out the generator drive end frame bearing.

SST
09950-60011  (09951-00250)
09950-70010  (09951-07100)