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16 

Section 4 - ADJUSTMENTS & REPAIR 

 

4.3.6.  Replacing Bearing In Driven Disc Assembly 
 (Commercial 

Models) 

If the driven disc bearing fails, remove the driven disc 
assembly and replace bearing as follows: 
1.  Using a small flat blade screwdriver, free the clip 
from the transfer rod. Then remove the transfer rod 
from the clip and the speed control rod. Refer to Figure 
4.11. 
2.  Using needle nose pliers, unhook the drive spring 
and slide the driven disc assembly off the hex shaft. 
Refer to Figure 4.12. 
3.  Remove snap ring that secures driven disc hub 
to thrust plate. See Figure 4.15. 
4.  Slide the driven disc hub out of the bearing. 
5.  Remove the four screws that secure bearing. 
6.  Remove bearing and replace with new bearing 
and secure with four retaining screws. 
7.  Reassemble components in reverse order. 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

FIGURE 4.15 

 

4.3.7.  Replacing Bearing In Driven Disc Assembly 
 (Non-Commercial 

Models) 

 
IMPORTANT:
 The bearing, on these “M” series Non-
Commercial machines, is staked into the thrust plate. 
The bearing will have to be driven out with a mallet and a 
large punch. A new bearing with four retaining screws 
will have to be purchased to replace existing bearing. 

 
If the driven disc bearing fails, remove the driven 
disc assembly and replace bearing as follows: 
1.  Using a small flat blade screwdriver, free the clip 
from the transfer rod. Then remove the transfer rod 
from the clip and the speed control rod. Refer to Figure 
4.11. 
2.  Using needle nose pliers, unhook the drive spring 
and slide the driven disc assembly off the hex shaft. 
Refer to Figure 4.12. 
3.  Remove both snap rings that secure rubber 
driven disc hub to thrust plate. See Figure 4.16. 
 
 

4.  Slide the rubber driven disc hub out of the 
bearing. 
5.  Drive out existing bearing. 
6.  Install new bearing and secure to thrust plate 
with four retaining screws. Tighten screws securely. 
7.  Reassemble components in reverse order. 

 

 

 

FIGURE 4.16 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

THRUST 
PLATE 

SNAP 
RING 

SHIM 
WASHER 

BEARING 

REMOVE 
FOUR 
MACHINE 
SCREWS 

DRIVEN 
DISC 
PLATE 

DRIVEN 
DISC HUB 

RUBBER 
DISC 

INSTALL 
NEW 
BEARING 

TIGHTEN 
THE FOUR 
SCREWS 

SNAP RINGS 

REINSTALL 
DRIVEN 
DISC 

Содержание EMRP215014B

Страница 1: ...gnation E European Model S Swivel Front Wheels 21 21 Cutting Width T Tecumseh Engine B Briggs Engine 50 5 0 HP Engine Horse Power KW Kawasaki Engine 60 6 0 HP Engine Horse Power V Over Head Valve Engi...

Страница 2: ...extreme CAUTION when changing directions on slopes DO NOT mow steep slopes or other areas where stability or traction is in doubt 3 Use extra care with crass catchers or other attachments these affect...

Страница 3: ...rate engine in enclosed areas Engine exhaust gases contain carbon monoxide a deadly poison MAINTENANCE AND STORAGE 1 DO NOT store mower or fuel container inside where fumes may reach an open flame spa...

Страница 4: ...n 10 Engine 10 Air Filter 10 Engine Oil 10 Storage Procedure 10 SECTION 4 ADJUSTMENTS AND REPAIR 11 19 Mower Blade Repair Replacement 11 12 Wheel Drive Control Adjustment 12 Driven and Drive Disc Serv...

Страница 5: ...ts of the SNAPPER WALK BEHIND MOWERS It is recommended that all operators of the mower become thoroughly familiar with the controls parts and operation of the mower before operating Specific details i...

Страница 6: ...gine Owners Manual for specifications 2 1 6 Clean exterior surfaces of cutting deck and engine of any accumulation of spilled fuel dirt grass oil etc Keep engine air intake screen and cooling fins cle...

Страница 7: ...ound speed control to the desired speed position See Figure 2 5 2 Follow starting engine procedure found in Section 2 2 Starting Operation Engine Blade 3 Move wheel drive control against handle to eng...

Страница 8: ...swivel wheel to maintain better control of machine when operating on slopes 1 Stand in the operator s position Push machine forward until swivel wheel is positioned in the forward direction Wheel must...

Страница 9: ...ely hot and can cause severe burns Allow engine oil to cool before draining to prevent injury 1 Refer to Engine Manual for proper oil specifications and procedures 2 For simplest cleanest oil change l...

Страница 10: ...LT 1 Visually check poly v belt for cracking fraying severed or belt strands exposed Replace belt before operating mower FIGURE 3 4 3 3 ANNUALLY END OF EACH SEASON Perform all maintenance as described...

Страница 11: ...place with new blade WARNING Never use a cutting blade that shows signs of excessive wear or damage Refer to Section on MOWER BLADE REPAIR REPLACEMENT for proper blade inspection and service procedure...

Страница 12: ...of the clutch cable eye with the wheel drive control released See Figure 4 5 FIGURE 4 5 2 To adjust unhook upper spring from cable eye and rotate spring in direction required to extend or shorten spri...

Страница 13: ...r 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...

Страница 14: ...ed control to the first speed position then back to the sixth speed position Recheck the 1 8 measurement described previously Reinstall driven disc spring to driven disc assembly 4 3 4 Replacing Rubbe...

Страница 15: ...n Disc Non Commercial Model If the rubber driven disc is badly chunked or worn down it must be replaced Install new rubber driven disc as follows 1 Using a small flat blade screwdriver free the clip f...

Страница 16: ...l machines is staked into the thrust plate The bearing will have to be driven out with a mallet and a large punch A new bearing with four retaining screws will have to be purchased to replace existing...

Страница 17: ...belt transmits power from engine to drive disc The drive disc powers the poly v belt which engages the transmission that powers the rear wheels Should these belts become worn they could cause slippage...

Страница 18: ...isc bolt with a screwdriver and remove the nut and internal tooth lock washer See Figure 4 19 STANDARD BELT PULLEY POSITION FIGURE 4 19 6 Remove the belt cover located under deck 7 Standard Belt Lift...

Страница 19: ...the right wheel bracket See Figure 4 20 14 Reinstall the driven disc assembly FIGURE 4 20 4 4 2 Transmission Poly V Belt Replacement 1 Remove the driven disc Refer to Section on Replacing Driven Disc...

Страница 20: ...transmission 1 Contact authorized SNAPPER dealer Loss Of Traction 2 Engine drive belt broken requires replacement 2 Replace engine drive belt 3 Engine drive belt has jumped off of the pulley 3 Reinst...

Страница 21: ...load or high temperatures Clean more often under dusty conditions or when air debris is present 4 5 MAINTENANCE REPLACEMENT PARTS MAINTENANCE PARTS Engine Speed Control Commercial Model Only 4 1965 En...

Страница 22: ...ginal purchase date SNAPPER will not be responsible for any installation cost incurred The battery warranty only covers original equipment batteries and does not cover damage to the battery or machine...

Страница 23: ...23 PRIMARY MAINTENANCE...

Страница 24: ...24 PRIMARY MAINTENANCE...

Страница 25: ...25 PRIMARY MAINTENANCE...

Страница 26: ...26 PRIMARY MAINTENANCE...

Страница 27: ...27 NOTES...

Страница 28: ...28 NOTES...

Страница 29: ...BEHIND MOWERS M MODEL SERIES 14 WARNING The engine exhaust from this product contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm COPYRIGHT 1999...

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