Instruction/ maintenance manual of the product NP2187520BV (7800439) Snapper
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Safety Instructions & Operator's Manual for 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.
Thank Y ou for pur chasing 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.
1 Operator Safety Features and Controls Operation Maintenance T roubleshooting Warranties T able of Contents Operator Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 Important Operator Safety Instructions .
www .snapper .com 2 Operator Safety ! ! Important Operator Safety Instructions WARNING: This powerful cutting machine is capable of amputating hands and feet and can throw objects that can cause injury and damage! Failure to comply with the following SAFETY instructions could result in serious injury or death to the operator or other persons.
3 Operator Safety ! ! Important Operator Safety Instructions (Continued) Safe Handling of Gasoline (Continued From Previous Page) 6. DO NOT fill fuel containers inside a vehicle or on a truck or trailer bed with a plastic liner . Always place the contain- ers on the ground away from the vehicle before filling.
www .snapper .com 4 Features and Controls IMPORT ANT The figures and illustrations in this manual are provided for reference only and may differ from your specific model. Contact your Snapper dealer if you have questions. Features and Controls A. Oil Fill Cap and Dipstick B.
5 Operation Pre-Start Check List Make the following checks and perform the ser vice required before each start-up. 1. Check the guards, deflectors, grass bag, adapter , and covers to make sure all are in place and securely tightened.
www .snapper .com 6 Operation Starting and Operation (Continued) Engine and Blade (Briggs DOV Series Engines) 1. Move the engine speed control past the fast (‘Rabbit’) detent to the ‘Choke’ position. 2. Pull the blade control (A, Figure 4) against the handle.
7 Operation Cutting Height Adjustment 1. Pull the height adjusting latch (A, Figure 7) outward and move to the desired cutting height. 2. Set all wheels at the same cutting height. The highest cutting position is Notch 7 (Figure 8) . The lowest cutting position is Notch 1.
www .snapper .com 8 Operation Installing the Discharge Deflector 1. Remove the recycling cover . Refer to the Section entitled “Recycling Operation”.
9 Operation Installing the Recycling Plug 1. Install the recycling plug (A, Figure 12) if recycling is desired after the bag adapter is installed. Install the recycling plug completely and securely into the bag adapter (B) . IMPORT ANT : Install the grass bag as a safeguard.
www .snapper .com 10 Maintenance Maintenance - Introduction T o retain the quality of the mower , use genuine SNAPPER replacement parts only . Contact a local SNAPPER dealer for parts and service assistance. For the correct part or information for a particular mower , always mention the model and serial number .
11 Maintenance Check Mower Blade 1. Disconnect the spark plug wire and secure the end away from the plug. 2. Tilt the mower up on its rear wheels for access to the blade cap screw (A, Figure 17) . Do not tilt the mower with the spark plug or carburetor down.
www .snapper .com 12 Maintenance Mower Blade Replacement Standard Blade Wear Limit 1. Inspect the blade (Figure 18) frequently for signs of excessive wear or damage: (A) New blade (B) Wear limit (notch starts) (C) Dangerous condition! Do not use on the mower! Replace with a new blade.
13 Maintenance Blade Sharpening (Continued) 4. Sharpen the blade on a grinding wheel at an angle of 22 to 28 degrees (B, Figure 21) . DO NOT sharpen the blade beyond the original cutting edge (A) . 5. Check blade for balance. If necessary , correct balance by grinding heavy end of blade.
www .snapper .com 14 Maintenance Driven and Drive Disc Ser vice If the mower does not propel itself properly , check for the following problems: 1. Grease on the drive disc (A, Figure 23) causing slippage. 2. Broken or disconnected drive spring (B) . 3.
15 Maintenance Driven Disc Adjustment (Continued) 2. Remove the driven disc spring (A, Figure 26) from the driven disc assembly (B) . Also remove the pin and washer (C) from the transfer rod (D) , and remove the end of the transfer rod from the hole in the driven disc assembly .
www .snapper .com 16 Maintenance Driven Disc Replacement (Continued) 2. Using needle nose pliers, unhook the drive spring (A, Figure 29) and slide the driven disc assembly off the hex shaft. 3. Remove the two snap rings (A, Figure 30) which secure the rubber driven disc (B) to the driven disc assembly .
17 Maintenance Replacing the Bearing On the Pulley End Of the Hex Shaft T o replace the bearing on the pulley end of the hex shaft, proceed as follows: 1. Hold the hex shaft with an adjustable wrench held next to the pulley . 2. Remove the 3/8” hex lock nut (B, Figure 31) , located on the outside of the right wheel bracket.
www .snapper .com 18 Maintenance Engine Drive Belt Replacement (Stretch T ype Belts - Continued) IMPORT ANT : Drain the fuel tank before tipping the mower . DO NOT tip the machine with the carburetor or spark plug down. Oil from the crankcase will saturate the air filter and cause the engine to be hard to start or not start at all.
19 Maintenance Batter y Ser vice New Battery Preparation 1. Remove the battery from the carton. 2. Place the battery in a well ventilated area on a level non- concrete surface. 3. Remove the battery cell caps. Fill the cells as required with electrolyte (supplied with battery) to the proper level.
www .snapper .com 20 Maintenance ITEM SERVICE PERFORMED REF . EACH USE 5 HRS 25 HRS 50 HRS 100 HRS EACH SEASON Engine Oil Check Oil Level Page 5 X Initial Oil Change Page 10 X Periodic Oil Change Page.
21 T roubleshooting PROBLEM PROBABLE CAUSE CORRECTIVE ACTION Engine Will Not Start Using Recoil Starter 1. Fuel tank empty . 1. Fill fuel tank with fresh fuel. 2. Engine needs choking or priming. 2. Choke/Prime. Check Engine Manual for Instructions. 3.
www .snapper .com 22 Warranties 2 YEAR LIMITED WARRANTY For two (2) years from purchase date for the original pur chaser’ s residential, non-commercial use, SNAPPER, through any authorized SNAPPER d.
23.
www .snapper .com 24 Notes.
25 Notes.
www .snapper .com Snapper Products 535 Macon Street McDonough, GA 30253 21” STEEL DECK W ALK MOWERS SERIES 20 1-800-935-2967 Engine Power Rating Information: The gross power rating for individual ga.
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