Poulan 178112 owner manual Control Throt

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REPAIR PARTS

TRACTOR - - MODEL NUMBER PR20H42STC

ENGINE

KEY	PART
NO.	NO.	DESCRIPTION
1	170771	Control Throt

217720410 Screw Hex Thd Cut 1/4-20x5/8 T

3- - - - - - - - Engine B&S Model No. 407777 (Order parts from engine manufacturer)

4149723 Muffler Exhaust

5159955 Exhaust Asm. Lh

6160589 Exhaust Asm. Rh

8	171877	Bolt 5/16-18unc x 3/4 w/sems
10	162797	Heat Shield Lt

1110040500 Washer Lock Hvy. Helical 1/4

1271070512 Screw Hex Hd Cap 5/16-18 x 3/4

13	165391	Gasket Muffler
14	148456	Tube Drain Oil Easy

1611050600 Washer Lock Ext Tooth 3/8

1717490624 Screw Thdrol 3/8-16x1-1/2 Tytt

23169837 Shield BRN/DBR Guard

25	145996	Control Choke
26	73920600	Nut Keps 3/8-24 UNF
29	137180	Arrestor Spark
31	174642	Tank Fuel
32	140527	Cap Fuel
33	123487X	Clamp Hose Blk
37	137040	Line Fuel
38	148315	Plug Drain Oil Easy
40	124028X	Bushing Snap Nyl Black

4417670412 Screw Hexwsh Thdrol 1/4-20 x 3/4

4517000612 Screw Hex wsh Thdrol 3/8-16 x 3/4

4619091416 Washer 9/32 x 7/8 x 16 Ga.

81

73510400

Nut Keps Hex 1/4-20 unc

NOTE: All component dimensions given in U. S. inches 1 inch = 25.4 mm

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Contents PR20H42STC Safe Operation Practices for Ride-On Mowers Safety RulesBecome ALERT!!! Your Safety is IN- Volved Table of Contents Slope Sheet Unassembled PartsSteering Wheel Seat Tools Required for Assembly AssemblyHOW to SET UP Your Tractor To Remove Tractor from CAR- TONTo SET UP Your Mower for Mulching Install Seat See FigCheck Tire Pressure To Convert to Bagging or DISCHARG- INGCheck Deck Levelness Check for Proper Position of ALL BeltsOperation Know Your Tractor To USE Throttle Control see FIG HOW to USE Your TractorTo Operate Mower See Fig To Adjust Gauge Wheels See FigTo Operate on Hills To Transport See FigsTowing Carts and Other ATTACH- Ments Before Starting the EngineCheck Engine OIL Level ADD GasolinePurge Transmission Mowing TipsMulching Mowing Tips Before Each USE Customer ResponsibilitiesGeneral Recommendations Tractor Engine Cleaning Clean AIR INTAKE/COOLING AreasEngine OIL Filter MufflerTo Install Mower See Fig Service and AdjustmentsTo Level Mower Housing To Remove Mower See FigRecheck side-to-side adjustment Belt Installation To Adjust Brake See FigTo Replace Mower Blade Drive Belt See Fig To Replace Motion Drive Belt See FigTransaxle Motion Control Lever Neutral Adjustment See Fig Transmission REMOVAL/REPLACEMENTTo Adjust Steering Wheel Alignment Front Wheel TOE-IN/CAMBERReplacing Battery See Figs To Start Engine with a Weak Battery See FigTo Replace Headlight Bulb To Attach Jumper CablesTo Replace Fuse To Adjust CarburetorInterlocks and Relays Other StorageFuel System Engine OILTroubleshooting Points OFF Tractor - Model Number PR20H42STC SchematicElectrical KEY Part Description Chassis Screw Hex Wshd 8-18 x 7/8 Drive 39 74760648 Bolt 175461 Steering Assembly KEY Part NO. NO.DESCRIPTION Seat Assembly Wheels and Tires DecalsSpark Arrester EngineOptional Equipment 170771 Control Throt Mower Deck Repair Parts Mower Lift 159460 Wire Asm Inner/Sprg W/plunger LT Limited Warranty Sighting Guide Suggested Guide for Sighting Slopes for Safe OperationParts and Service