Every 50 Hours

Swivel Hitch-If Equipped (Pull-Type)
W03601

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Bellcrank (Pull-Type)
W07911

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W03603

Right-Hand Side Hitch Arm-Rear
W03604

Right-Hand Side Hitch Arm-Front
Hitch Arms (Semi-Mount with Hydraulic Offset) (Left and Right-Hand Side)

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W03657

Lift-Type
W03599

Semi-Mount, MX10 Shown
Tailwheel Spindles (Lift-Type and Semi-Mount)

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Tailwheel Bearings
W03610

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Tightening Gear Case Mounting Hardware

Before servicing machine refer to LUBRICATING AND MAINTAINING MACHINE SAFELY at the beginning of this section.

IMPORTANT: To help prevent structural damage caused by loose hardware, tighten gear case hardware as specified. Check torque after first 8 hours of use and every 50 hours thereafter.

NOTE: Use an assistant to aid in tightening procedure.

Access holes are provided in bottom of blade holder pan. Manually rotate blade holder to align holes with gear case mounting hardware.

Tighten gear case mounting hardware to specifications using a wrench (A), torque wrench (B) and a torque multiplier if necessary.

Specification

Gear Case Mounting Hardware -Torque 350 N·m (258 lb-ft)

W15390


A-Wrench
B-Torque Wrench

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Tightening Blade Holder Hardware

Before servicing machine refer to LUBRICATING AND MAINTAINING MACHINE SAFELY at the beginning of this section.

IMPORTANT: Operating with a loose blade holder can cause damage to the splined connection. To ensure proper seating between the blade holder and output shaft, two initial tightenings are required. Retighten after one hour and again after the first day of operation. In severe cutting conditions, recheck torque every 50 hours.

1. Remove and discard existing cotter pin.

2. Make sure washer (F) and M30 nut (G) are installed as shown. Tighten nut to specification using a torque wrench (C), torque multiplier (B) and a long piece of pipe (A). Position pipe into a corner of the machine.

Specification

Cap Screw -Torque 610 N·m (450 lb-ft)

NOTE: Make sure slots in nut (G) are aligned with hole (D) in shaft after tightening to specified torque. If necessary, tighten nut slightly more to align slots with hole.

3. Install NEW cotter pin (E).

W08957


A-Piece of Pipe
B-Torque Multiplier
C-Torque Wrench
D-Hole
E-Cotter Pin
F-Washer, 31 x 56 x 6
G-Nut, M30

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Check Blade Hardware Torque

causym CAUTION: Before servicing machine refer to LUBRICATING AND MAINTAINING MACHINE SAFELY at the beginning of this section.

Manually rotate driveline to align each lock nut (A) with access hole in top of deck. Position torque multiplier, as shown.

Tighten lock nuts (A) according to specification.

Specification

Lock Nut -Torque 850 N·m (627 lb-ft)


A-Lock Nuts

W09004

Position to Tighten (MX8 Lift-Type Shown)

W08969

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