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Summary of Contents for Snapper 7800764
- Page 1 Operator's Manual 21” STEEL DECK WALK MOWERS COMMERCIAL MODELS SERIES 20 Model No. Description 7800764 CRP218520 7800772 CP218520 7104669 Rev. ‘-’...
- Page 2 Thank You for purchasing this quality-built Snapper product. We’re pleased that you placed your confidence in the Snapper brand. When operated and maintained according to the instructions in this manual, your Snapper product will provide many years of dependable service.
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Page 3: Table Of Contents
Table of Contents Operator Safety ............4 Features and Controls . -
Page 4: Operator Safety
If you have any questions pertaining to your machine which your dealer cannot answer to your satisfaction, contact the Customer Service Department (1-800-935-2967 or www.snapper.com). Protection for Children Preparation... - Page 5 Operator Safety Safe Handling of Gasoline Operation (Continued From Previous Page) (Continued From Previous Column) 6. DO NOT fill fuel containers inside a vehicle or on a truck 13. DO NOT operate mower without the entire grass catch- or trailer bed with a plastic liner. Always place the contain- er, or guards in place discharge guard, rear guard or other ers on the ground away from the vehicle before filling.
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Page 6: Features And Controls
Contact your dealer if you have questions. Oil Fill Cap and Dipstick Blade Control Fuel Filler Cap Rope Start Handle Mulching Cover Ground Speed Control Rear Height Adjustment Latch (2) Drive Wheel Control Front Height Adjustment Latch (2) Engine Speed Control www.snapper.com... -
Page 7: Operation
Operation Before Starting Starting the Mower 1. Check the guards, deflectors, grass bag, adapter, and The engine on your mower is equipped with the Briggs & covers to make sure all are in place and securely Stratton Ready Start System. This features a temperature- tightened. -
Page 8: Propelling The Mower
STOP engine and blade. 2. Stop the engine and blade by releasing the blade Disconnect spark plug wire and secure away from spark control. plug. Engine and components are HOT. Avoid serious burns, allow sufficient time for all components to cool. www.snapper.com... -
Page 9: Cutting Height Adjustment
Operation Mulching (Recycling) Operation WARNING Note: For best results, cut up to a maximum of 1/3 of grass DO NOT attempt any maintenance, adjustments or service blade length and recycle ONLY when grass is dry. with engine and blade running. STOP engine and blade. 1. -
Page 10: Installing The Discharge Deflector
Figure 10: Installing the grass bag adapter Figure 9: Installing the discharge deflector WARNING DO NOT operate without entire Grass Catcher or guard in place. Grass Catcher components are subject to deterioration during normal use. Inspect frequently and replace worn or damaged components immediately. www.snapper.com... -
Page 11: Installing The Mulching Plug
Operation 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. Installing the Mulching Plug 1. -
Page 12: Maintenance
Figure 15: Removing the transmission fill plug 1. Refer to the Engine Manual for proper oil specifications, procedures and proper service intervals. Note: Snapper “00” grease (Part No. 7029443) is available at 2. For the simplest/cleanest oil change, simply turn the your dealer. -
Page 13: Check Mower Blade
Maintenance Check Transmission Poly-V Belt WARNING 1. Visually check the poly-v belt for cracking, fraying, sev- DO NOT attempt any maintenance, adjustments or service ered or exposed belt strands. If worn or damaged, with engine and blade running. STOP engine and blade. replace the belt before operating the mower. -
Page 14: Mower Blade Replacement
Replace with a new blade. WARNING DO NOT use a cutting blade that shows signs of excessive Figure 20: Removing the mower blade wear or damage. Refer to the Section entitled “MOWER BLADE REPLACEMENT” for proper blade inspection and service procedures. www.snapper.com... -
Page 15: Wheel Drive Control Adjustment
Maintenance Wheel Drive Control Adjustment WARNING 1. The wheel drive control is properly adjusted when there DO NOT attempt any maintenance, adjustments or service is 1/16” to 1/8” clearance (G, Figure 22) between the with engine and blade running. STOP engine and blade. inside of the spring hook (E) and the inside of the clutch Disconnect spark plug wire and secure away from spark cable eye (C) with the wheel drive control released. -
Page 16: Driven And Drive Disc Service
1. Wipe away any oil or grease with a clean cloth. 2. Use either an approved grease solvent or hot, soapy Figure 25: The ground speed control water to clean drive disc or driven disc. 3. Rinse components with clean water. 4. Dry components with a clean cloth. www.snapper.com... - Page 17 Maintenance 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. Driven Disc Adjustment (Continued) 2.
- Page 18 4. Install a new rubber ring. 5. Reverse the above procedures for reassembly and installation of the driven disc assembly. Figure 31: Replacing the driven disc bearing Figure 29: Removing the driven disc assembly Cross Section Figure 30: Replacing the driven disc rubber ring www.snapper.com...
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Page 19: Belt Service
Maintenance Belt Service WARNING On self-propelled mowers, the engine belt (A, Figure 33) DO NOT attempt any maintenance, adjustments or service transmits power from the engine pulley (B) to the drive disc with engine and blade running. STOP engine and blade. (C). -
Page 20: Transmission Belt Replacement
11. Reinstall the belt cover and tighten the bolts securely. 12. Reinstall the blade hub and cutter blade. Recommended torque for the blade cap screw is 40 ft. lbs. Figure 35: Poly-v belt routing www.snapper.com... -
Page 21: Service Schedule
Service Schedule ITEM SERVICE REF. EACH EACH PERFORMED SEASON Engine Oil Check Oil Level Page 7 Initial Oil Change Page 12 Periodic Oil Change Page 13 Air Pre-Cleaner Clean Sponge Element Engine Manual Air Cleaner Clean or Replace Engine Manual Spark Plug Replace Engine Manual... -
Page 22: Troubleshooting
7. Blade installed improperly on deck. 7. Install blade properly. Oil Leaking 1. Leaking engine case. 1. Contact authorized dealer. 2. Check and tighten drain plug. 3. Make sure dip stick or oil filler cap is securely in place. www.snapper.com... -
Page 23: Warranty
For warranty service, find the nearest Authorized Service Dealer using our dealer locator at www.BriggsandStratton.com or www.Snapper.com. There is no other express warranty. Implied warranties, including those of merchantability and fitness for a particular purpose, are limited to one year from purchase or to the extent permitted by law. - Page 24 Notes www.snapper.com...
- Page 25 Notes...
- Page 26 Notes www.snapper.com...
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Page 27: Slope Guide
Slope Guide... - Page 28 (air cleaner, exhaust, charging, cooling, carburetor, fuel pump, etc.), application limitations, ambient operating conditions (temperature, humidity, altitude), and engine-to-engine variability. Due to manufacturing and capacity limitations, Briggs & Stratton may substitute an engine of higher rated power for this Series engine. 1-800-935-2967 www.snapper.com...
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