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ZERO TURN HYDROSTATIC DRIVE

OWNER’S 

MANUAL

1602 CORPORATE DRIVE, P.O. BOX 67, WARRENSBURG, MISSOURI 64093  

PHONE 660-747-8183   FAX 660-747-8650

MODEL NO.
ZT1436
ZT17542B
ZT1842
ZT20050

Manufacturing quality lawn care equipment since 1945

Assembly
Operation
Service and Adjustment
Repair Parts

Made In The

USA

Rev.02.19.2003

Read and follow all 
Safety Precautions 
and Instructions 
before operating this 
equipment

.

IMPORTANT

ONZTR03

swisherinc.com

“Z” SERIES

Summary of Contents for ZT13536, ZT17542B, ZT20050

Page 1: ...AX 660 747 8650 MODEL NO ZT1436 ZT17542B ZT1842 ZT20050 Manufacturing quality lawn care equipment since 1945 Assembly Operation Service and Adjustment Repair Parts Made In The USA Rev 02 19 2003 Read and follow all Safety Precautions and Instructions before operating this equipment IMPORTANT ONZTR03 swisherinc com Z SERIES ...

Page 2: ... wear normal adjustments and normal maintenance In the event you have a claim under this warranty you must return the product to an authorized service dealer All transportation charges damage or loss incurred during transportation of parts submitted for replacement or repair under this warranty shall be borne by the purchaser Should you have any questions concerning this warranty please contact us...

Page 3: ... potentially dangerous if improperly used SAFETY PRECAUTIONS DECALS This Safety Alert Symbol indicates important messages in this manual When you see this symbol carefully read the message that follows and be alert to the possibility of personal injury Read this manual completely This machine can amputate hands and feet and throw objects Failure to observe the following safety instructions could r...

Page 4: ...area is clear of other people before mowing Be aware of the mower discharge direction and do not point at anyone Stop the machine if anyone enters the mowing area Children are often attracted to the machine and the mowing activity Never assume that children will remain where you last saw them Keep children under the watchful care of another responsible adult No riders Do not put hands or feet near...

Page 5: ...th good traction when mowing Never allow operation by untrained persons Do not operate the machine while under the influence of alcohol or drugs Operate self propelled machines up and down slopes There is significant risk of overturns when operating across slopes Avoid sudden turns Operate walk behind machines across slopes There is a significant risk of slipping under a walk behind machine when o...

Page 6: ...e engine is running or hot NEVER store unit near an open flame such as a water heater or furnace NEVER modify or allow anyone to modify or alter any components or safety devices ALWAYS keep mower clean and free of debris and grass clippings NEVER reverse battery cables Electric shock will occur ALWAYS keep battery away from open flame and sparks Explosive gases from battery can cause serious injur...

Page 7: ...ng Debris Decal OD53 Triangle Danger Decal OD55 7 No Step Decal OD11 DECALS NOT SHOWN Swisher Flag USA Decal OD39 Ignition PTO Throttle Decal 50 Mower Only OD99157 36 Decal OD108 OD112 42 Decal 17 5 HP Engine OD109 OD113 18 HP Engine OD110 OD114 50 Decal OD111 OD115 Height Indicator Decal OD99151 Height of Cut Decal OD99153 ...

Page 8: ...n steering handles outward to neutral locked position Engage parking brake Extend throttle to full choke position Start ignition and slide throttle lever back to full throttle position Allow engine to warm up for 1 minute Release parking brake Model ZT20050 has a remote choke assembly located on the right fender behind the rider FORWARD MOVEMENT To move the mower forward gently push both steering ...

Page 9: ... deck height Start the mower engine Position the throttle lever about halfway and engage PTO switch Reposition throttle lever to full throttle position Move steering levers forward to begin mowing CAUTION Always make sure the deck is not plugged with grass or other debris Failure to do this will cause damage to the PTO belt STOPPING Hydrostatic mowers use hydrostatic braking through the transmissi...

Page 10: ...er inspection Refer to engine manual for additional information INSPECT EVERY 8 HOURS Proper cleaning Remove any build up of grass dirt or debris with a brush or cloth from engine battery deck and and transaxles Do not use harsh chemicals or abrasives Keep all painted surfaces and wheels free of oil and gasoline Protect all painted surfaces with an automotive wax Do not spray unit with water or st...

Page 11: ...n damage engine due to overheating Keep fins and external surfaces of the engine clean Replace air filter The engine will not run properly with a dirty or damaged air filter Check filter before starting the engine Check for buildup of dirt or debris Replace if bent clogged or damaged See engine manual for detailed instructions Replace spark plugs See engine manual for detailed instructions INSPECT...

Page 12: ...will increase the travel of the individual side The linkage is factory set to maximum performance Adjustment is made by rotating the adjustment bolt clockwise on the opposite side that the unit tracks toward Adjust forward and reverse to track straight as needed When accomplished adjustment to the steering levers may need to be done This is made by loosening the the two bolts on the steering lever...

Page 13: ... 6 Slide mower deck from under unit INSTALLING THE MOWER DECK 1 Be sure the cutting height lever is in the lowest position 2 Position mower deck under unit 3 Install belt around mower pulley and electric clutch 4 Install stabilizer bars into rear hanger brackets through lift points and install cotter pins Be sure eye bolt is between bracket sides 5 Install bolt in front hanger bracket passing thro...

Page 14: ... side to side Adjustment can be made by loosening locking nut on rear eyebolt hangers and adjusting up or down as needed 3 For front to rear pitch adjustment loosen locking nut on front eyebolt and adjust up or down as needed Proper pitch measurement is 1 8 to 1 4 lower at the front of the deck 14 SERVICE ADJUSTMENTS Distance should be equal on both rear sides Front of deck should be slightly lowe...

Page 15: ...sconnect idler spring from tension bracket 4 Remove bolt and washer from bottom of electric clutch and slide clutch from engine crankshaft set aside 5 Remove belt from transaxles and engine pulley 6 Install new belt Check for proper routing and clearance 7 Reinstall electric clutch carefully aligning keyed portion of clutch and keyway in crankshaft Reinstall bolt and washer Washer is cupped be sur...

Page 16: ...WIRING DIAGRAMS 36 and 42 Mowers 50 Mower 16 ...

Page 17: ...NB687 8 Bearing CB58 9 Caster Weldment 5072 10 1 8 X 1 Cotter Pin NB126 11 Front Tire for 36 and 42 3754 Front Tire for 50 Only 5057 12 3 8 16 X 4 HCC GR5 Bolt NB645 13 3 8 16 Nyloc Nut NB182 14 ZTR Trans Right NOT FOR RE SALE 3600 ZTR Trans Left NOT FOR RE SALE 3601 15 Lug Nut 2203LN 16 Rear Tire For 36 3755 Rear Tire For 42 3604 Rear Tire For 50 3756 17 Battery 230 CCA EBAT230 18 Hydro Release 3...

Page 18: ... 1 4OD 10 GA Washer NB184 4 Blade Pulley 5 42 Mower Only 3785 5 Washer For Blade Driver NB179 6 Blade Bearing B98 7 Blade Shaft 4 25 9076 8 Bearing Housing 9057TK 9 36 Mower 18 Blade 9014 42 Mower 20 1 2 Blade 9004 42 Mower 22 Blade 9005 17 5 Blade for 50 Mower 5059 10 Blade Driver Assy 9018 11 1 4 20 X 3 4 GR5 ZP NB250 12 1 4 20 Nylok Nut NB180 13 3 8 24 Two WayLocknut NB216 14 Washer B98W 15 3 8...

Page 19: ... Plate Weldment 3698TK 22 Control Card Left 3620TK Control Card Right 3621TK 23 Tinnerman Clips 5 16 18 Heavy Duty 3669 24 1 4 20 X 3 4 SSC Plain NB310 25 5 16 18 X 1 1 2 Flge Serr Bolt NB254 26 5 16 24 Jam Nut NB190 27 1 2 13 Nyloc Nut NB281 28 Tinnerman Clips 5 16 18 3706 29 Directional Control Linkage 3670 30 Plastic Knob Black 4857 31 3 8 16 2 Way Lock Nut NB280 32 3 8 Hardened Washer NB196 33...

Page 20: ...r Flg Bolt NB252 11 Seat Spring Bracket 3809TK 12 Tinnerman Clip 5 16 18 3706 13 5 16 18 Nyloc Nut NB181 3798 Not Pictured Operator Presence Switch Item Description Part 14 PTO Switch 3605 15 Key Switch 3623 16 1 4 20 X 1 2 MSC ZP Hex Washer NB114 17 Throttle Cable Assembly 36 42 Mowers 3640 Throttle Control 35 50 Mower Only 3788 18 Control Cover Instruments Right Side 3646TK Item Description Part...

Page 21: ...n Cover Right Side 3806TK 7 Seat Base Weldment 3719C 25 E Brake Side Link 3651 8 1 4 20 X 2 1 2 HTC GR5 ZP NB163 26 Bumper Weldment 3686TK 9 1 4 20 Flange Nut NB524 27 Upper Motor Base 3611TK 10 Access Plate 28 Rear Cover 3711TK Access Plate Hinge 29 Transmission Mount 3703TK 11 Kick Plate 3630TK 30 5 16 18 X 2 1 4 Flang Serr GR5 ZP NB622 12 5 16 18 X 1 1 2 Flge Serr Bolt NB254 31 Parking Brake We...

Page 22: ... Left 3784TK 45 Fender Mount 3782TK These parts unique to 50 mower frame only 22 BRAKE LINKAGE DETAIL All Models 35 Item Description Part 35 1 4 20 Nylok Nut NB181 36 5 16 SAE Washer NB275 37 5 16 18 X 1 Eye Bolt NB202 38 Spring TR148S 39 Spring T2SM 35 37 36 3 39 38 41 43 44 45 40 42 13 DESCRIPTION PART QTY Choke Cable 3789 1 3 8 Split Lock Washer NB711 1 3 8 24 HNF ZP NB456 1 Not Pictured ...

Page 23: ...5 Grass Chute Mount 6030 16 5 16 18 X 8 1 2 HCC GR2 ZP NB136 17 3 8 16 X 3 HTC GR5 ZP NB164 18 3 8 SAE Washer NB272 19 3 8 16 X 2 HCC GR5 ZP NB198 20 Idler Pulley 7509 21 Clutch Rod Spring 682S 22 5 16 18 X 1 HCC GR5 ZP NB501 23 3 8 16 2 Way Lock Nut NB280 24 Deck Idler Weldement 3744TK 25 3 8 16 Nyloc Nut NB182 26 Idler Bushing 6037 27 Idler Pulley B527 28 Front Roller Bracket Assy 4018TK 23 SEE ...

Page 24: ...rrated Flange Nut NB170 5 Sway Bar Right 3664 Sway Bar Left 3665 6 1 8 X 1 Cotter Pin NB126 7 3 8 16 X 5 1 2 GR5 ZP NB575 8 Anti Scalp Roller AS001 9 Seat Hinge 3808TK 10 5 16 18 Serrated Flange Nut NB170 11 Lift Bracket 3738TK 12 5 16 18 X 3 4 Serr Flg Bolt NB596 13 5 16 18 Eye Bolt NB315 14 Grass Chute Weldement 3757TK 15 Grass Chute Mount 6030 16 5 16 18 X 8 1 2 HCC GR2 ZP NB136 17 3 8 16 X 3 H...

Page 25: ...6 18 X 4 Carriage Bolt NB101 15 Grass Chute Mount 6030TK 16 Grass Chute Weldement 3773TK 17 3 8 16 Kep Nut NB205 18 3 8 16 X 3 HTC GR5 ZP NB164 19 3 8 16 X 1 1 4 GR5 ZP NB618 20 Pulley Brace 3772TK 21 3 8 16 X 3 HCC GR5 ZP NB164 22 Idler Bushing 6037 23 Idler Pulley OD 3 25 B527 24 Idler Pulley OD 2 75 7509 25 1 4 20 X 1 Truss Head Screw NB709 26 Spring TZ2S 27 Deck Idler 3770TK 28 3 8 24 Two Way ...

Page 26: ...17 CLEAN UNDERSIDE OF MOWER 1 STEERING LEVERS NOT IN NEUTRAL LOCKED POSITION 2 PTO SWITCH IS ENGAGED 3 THROTTLE NOT SET PROPERLY OR NOT PROPERLY CHOKED 4 ENGINE FLOODED 5 DIRTY FUEL FILTER 6 DIRTY AIR FILTER 7 CONTAMINATED FUEL 8 BLOWN FUSE 9 BAD SPARK PLUG OR LOOSE PLUG WIRE 10 DIRTY ENGINE AIR SCREENS 11 WEAK OR DEAD BATTERY 12 CARBURATOR OUT OF ADJUSTMENT 13 OUT OF FUEL 14 CORRODED BATTERY TERM...

Page 27: ...27 ...

Page 28: ...Swisher dealer All engine parts may be ordered from the nearest dealer of the engine supplied with your mower WHEN ORDERING PARTS PLEASE HAVE THE FOLLOWING INORMATION AVAILABLE PRODUCT Zero Turn Rider Z Series SERIAL NUMBER _______________ MODEL NUMBER _______________ ENGINE MODEL NUMBER _______________ TYPE _______________ PART NUMBER WITH PAINT CODE PART DESCRIPTION TELEPHONE 1 800 222 8183 FAX ...

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