Section 4 - REPAIR & ADJUSTMENTS
WARNING
DO NOT attempt any maintenance, adjustments or service with engine and blade running. STOP engine and blade. Disconnect spark plug wire and secure away from spark plug. Engine and components are HOT. Avoid serious burns, allow sufficient time for all components to cool.
4.3.1. Cleaning Drive Disc & Driven Disc.
If oil or grease on the drive disc or driven disc is causing slippage, clean discs as follows:
1.Wipe away any oil or grease with a clean cloth.
2.Use either an approved grease solvent or hot, soapy water to clean drive disc or driven disc.
3.Rinse components with clean water.
4.Dry components with a clean cloth.
4.3.2. Drive Spring Repair/Replacement
If drive spring is loose, reconnect as shown in Figure 4.6. If spring is broken, replace with new spring.
IMPORTANT: If machine drive system continues slipping see Trouble Shooting section.
USE NEEDLE NOSE
PLIERS TO INSTALL
DRIVE SPRING
DRIVE
SPRING
FIGURE 4.6
4.3.3. DRIVEN DISC ADJUSTMENT
If the drive disc and driven disc are clean and the mower drive is still slipping, adjust the driven disc as follows:
1.Place ground speed control in the number six speed position. See Figure 4.7.
(FAST) | MOVE GROUND SPEED |
SIXTH SPEED | CONTROL TO SIXTH |
POSITION | SPEED POSITION |
SIXTH
GROUND
SPEED
CONTROL
FIRST
(SLOW)
FIRST SPEED POSITION
FIGURE 4.7
2.Remove driven disc spring from driven disc assembly. Remove transfer rod connector nut and remove ball joint/transfer rod from driven disc assembly anchor point. See Figure 4.8.
DRIVEN DISC
ASSEMBLY
DRIVE
DISC
DRIVEN DISC
SPRING
BALL JOINT
ANCHOR
POINT
TRANSFER ROD
CONNECTOR
NUT
FIGURE 4.8
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