Great Dane GDRZ52-23KAE Replacing Mower Spindle Bearings - 72-Inch Mower Deck, Service Mower

SERVICE MOWER

2.Remove mower blade. (See Checking and Replacing Mower Blades.)

A

B

C

D

I

H

G

F

E

MX15354

3.Remove nut (A), pulley (B) and spacer (C).

4.Remove retaining ring (D), spindle shaft (E), lower bearing (F) and spacer (G) from spindle housing (H). Discard bearing.

5.Remove and discard upper bearing (I).

6.Clean entire assembly.

7.Install a new lower bearing (F) and spacer (G) on the spindle shaft (E).

IMPORTANT: Avoid damage! The clearance between the lower bearing and the housing is only 0.05 mm (0.002 in.). Do not force bearing into housing.

8.Install the spindle shaft (E), lower bearing (F) and spacer (G) into the spindle housing (H).

9.Install the upper bearing (I) and retaining ring (D). 10.Install spacer (C).

11.Install pulley (B) and nut (A). Tighten nut to 61 N•m (50 lb-ft).

12.Install mower blade, blade washers and blade bolt assembly. Tighten nut to 81 N•m (60 lb-ft). (See Checking and Replacing Mower Blades.)

Replacing Mower Spindle Bearings - 72-Inch Mower Deck

1.Park machine safely. (See Parking Safely in the Safety section.)

2.Remove engine-to-deck drive and spindle drive belts.

3.Remove mower blade. (See Checking and Replacing Mower Blades.)

A	E
B	F
C	G
D	H
	I
	N
	M
	L
	K
	J
	MX9222

4.Remove pulleys:

•Right and Left Spindles (A): Remove nut (B), spacer (C) and pulley (D).

•Center Spindle (E): Remove nut (F), drive pulley (G) and spindle pulley (H).

Service Mower - 49