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Operator’s Manual

NOTE: Specifications are correct at time of printing and are subject to change without notice.  

* Actual sustained engine power will likely be lower due to operating limitations and environmental factors.  Please refer to ‘Engine Power Rating Information’ for further 

details.

Manual No.  7103934 (Rev. ‘-’, 10/20/2009)

21” STEEL DECK

WALK MOWERS 

SERIES 20

Model No.    Description

7800596       217020B
7800597       P217020B
7800600       N217020B
7800601       NP217020B
7800602       RP217020

Not 

for  

Reproduction

Summary of Contents for 7800596

Page 1: ...kely be lower due to operating limitations and environmental factors Please refer to Engine Power Rating Information for further details Manual No 7103934 Rev 10 20 2009 21 STEEL DECK WALK MOWERS SERI...

Page 2: ...re reference PRODUCT REGISTRATION IMPORTANT KEEP THIS INFORMATION FOR YOUR PERSONAL RECORDS Complete the following information on your Snapper purchase Date of Purchase________________________________...

Page 3: ...lt 13 Check Transmission Belt 13 Service Periodic 13 Engine 13 Air Filter 13 Engine Oil 13 Storage Procedure 13 Mower Blade Replacement 14 Blade Sharpening 14 Wheel Drive Control Adjustment 15 Driven...

Page 4: ...reparation 1 Read understand and follow instructions and warnings in this manual and on the mower engine and attachments Know the controls and the proper use of the mower before starting 2 Only mature...

Page 5: ...clearing grass Operation Continued From Previous Column 13 DO NOT operate mower without the entire grass catcher or guards in place discharge guard rear guard or other safety devices in place and wor...

Page 6: ...our Snapper dealer if you have questions Features and Controls A Oil Fill Cap and Dipstick B Fuel Filler Cap C Recycling Cover D Rear Height Adjustment Latch 2 E Front Height Adjustment Latch 2 F Blad...

Page 7: ...n Make sure the cap B Figure 2 is tightened after fueling Refer to the Engine Owners Manual for fuel specifications 6 Clean the exterior surfaces of the cutting deck and engine of any accumulation of...

Page 8: ...ntrol 2 Stop the engine and blade by releasing the blade control Handle Height Adjustment The height of the mower handle can be adjusted as follows 1 Loosen the lower nuts A Figure 5 on each lower han...

Page 9: ...improve recycling performance Note The recycling cover should remain on the machine at all times unless alternate discharge operations are desired such as side discharging or bagging Removing the Rec...

Page 10: ...tud where the front of the recycling cover was originally secured The slot C on top of the adapter slips under the restraining nut on top of the deck under the right front corner of the engine The slo...

Page 11: ...ce 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 compon...

Page 12: ...Figure 14 Roll the machine forward or backward while looking down into the plug hole 2 If liquid grease is not visible on the input gear the small gear below the plug hole add an amount to cover the...

Page 13: ...uctions Storage Procedure Refer to the Engine Owner s Manual for directions regarding engine storage preparations Prepare the mower for end of season storage as follows 1 Drain the fuel from the fuel...

Page 14: ...e crankcase will saturate the air filter and cause the engine to be hard to start or not start at all If contamina tion does occur the air filter will have to be replaced 3 Remove the blade B Figure 1...

Page 15: ...extend or shorten the spring length 3 Rehook the upper spring to the cable eye and check clearance Repeat the procedure if required Note The vinyl spring cover B should be kept over the spring at all...

Page 16: ...mponents with a clean cloth Drive Spring Repair Replacement If the drive spring A Figure 23 is loose reconnect If the spring is broken replace with a new spring Note Use a pair of needle nose pliers t...

Page 17: ...ion then back to the fast position Recheck the 1 8 measurement described previously Readjust as needed Tighten the nut when finished 7 Reinstall the driven disc spring to the driven disc assembly Driv...

Page 18: ...uires replacement replace the bearing as follows 1 Remove the driven disc assembly Refer to the Section entitled Driven Disc Replacement 2 Remove both snap rings A Figure 29 that secure the rubber dri...

Page 19: ...e disc powers the poly v belt which engages the transmission that powers the rear wheels Should these belts become worn they could cause slippage which would impair mower performance The condition of...

Page 20: ...of the drive disc 10 Reinstall the drive disc and retaining hardware IMPORTANT 1 The square shoulder of the drive disc bolt must fit into the square hole of the bushing 2 The square end of bushing mu...

Page 21: ...Periodic Grease Check Page 12 X Drive Disc Check for Wear Damage and Replacement Page 15 18 X Change oil every 25 hours when operating under heavy load or high temperatures Clean more often under dus...

Page 22: ...ropelled Models 1 Build up of debris on or around wheel drive components 1 Clean debris 2 Driven disc slipping 2 Clean or replace driven disc 3 Drive belt requires replacement 3 Replace drive belt 4 D...

Page 23: ...PER 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 caused by neglect or ab...

Page 24: ...www snapper com 24 Notes N o t f o r R e p r o d u c t i o n...

Page 25: ...25 N o t f o r R e p r o d u c t i o n...

Page 26: ...www snapper com 26 Notes N o t f o r R e p r o d u c t i o n...

Page 27: ...27 Notes N o t f o r R e p r o d u c t i o n...

Page 28: ...the equipment the gas engine will not develop the rated gross power when used in a given piece of power equipment actual on site or net power This difference is due to a variety of factors including...

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