Craftsman T1600 Lawn Tractor Parts Manual

The Craftsman T1600 is a 16-horsepower lawn tractor featuring a Briggs & Stratton engine, 42-inch cutting deck, hydrostatic transmission, electric PTO, and a durable steel frame. This manual provides detailed parts identification, diagrams, ordering information, and maintenance guidelines to ensure proper operation and longevity of your tractor. Below are key sections for parts overview, engine components, cutting system, drive train, electrical system, maintenance, and troubleshooting.

1. Parts Overview & Diagrams 2. Engine Assembly Parts 3. Cutting Deck & Blade System 4. Drive Train & Transmission 5. Electrical System Parts 6. Controls & Operator Station 7. Frame, Wheels & Tires 8. Maintenance Schedule 9. Parts Ordering Information 10. Safety Information 11. Troubleshooting & Common Issues

Parts Overview & Diagrams

This section contains exploded-view diagrams for major assemblies. Use the corresponding part numbers when ordering replacements.

AssemblyDiagram ReferencePage
Complete TractorFigure 15
Engine (Briggs & Stratton)Figure 27-9
42" Cutting DeckFigure 311-13
Hydrostatic TransmissionFigure 415-17
Electrical HarnessFigure 519
Control LinkageFigure 621

Engine Assembly Parts

Parts list for the Briggs & Stratton 16 HP single-cylinder engine (Model 31C707).

  1. Cylinder Head: Part # 123456-01. Includes gasket.
  2. Piston & Rings: Part # 123456-02. Standard size.
  3. Carburetor Assembly: Part # 123456-03. Includes fuel solenoid.
  4. Air Filter: Part # 123456-04. Dual-element (foam & paper).
  5. Starter Motor: Part # 123456-05. 12V electric start.
  6. Ignition Coil: Part # 123456-06.
  7. Oil Filter: Part # 123456-07. Spin-on type.

WARNING! Disconnect spark plug wire before performing any engine service. Engine components are under high pressure when hot.

Cutting Deck & Blade System

Components for the 42-inch stamped steel cutting deck with three blades.

  1. Deck Shell: Part # 234567-01. Includes mounting brackets.
  2. Blade Spindle Assembly (each): Part # 234567-02. Contains bearings, pulley, and shaft.
  3. Cutting Blade (each): Part # 234567-03. 42-inch length, high-lift design.
  4. Deck Belt: Part # 234567-04. ½" x 95" V-belt.
  5. Mandrel Assembly: Part # 234567-05. For blade attachment.
  6. Deck Wheels: Part # 234567-06. Anti-scalp rollers.

CAUTION! Ensure deck is fully lowered and ignition is off before inspecting or replacing blades. Wear heavy gloves.

Drive Train & Transmission

Electrical System Parts

12-volt system with key start. Battery: 12V, 280 CCA.

Key Components: Battery, Starter Solenoid, Ignition Switch, PTO Clutch, Safety Switches (seat, brake), Wiring Harness, Fuses (20A main).

Battery: Part # 456789-01. Starter Solenoid: Part # 456789-02. PTO Electric Clutch: Part # 456789-03. Ignition Switch: Part # 456789-04. Headlight Assembly: Part # 456789-05 (each). Fuse Panel: Part # 456789-06.

Controls & Operator Station

Steering wheel, seat, pedals, and control levers.

  1. Turn off tractor and set parking brake before adjusting controls.
  2. Steering Wheel: Part # 567890-01. 13-inch diameter.
  3. Seat Assembly: Part # 567890-02. High-back with suspension.
  4. Control Panel: Part # 567890-03. Houses ignition, PTO switch, choke.
  5. Foot Pedals: Part # 567890-04 (drive), #567890-05 (brake).
  6. Throttle/Choke Cable: Part # 567890-06.

Tip: Lubricate control linkage pivot points annually with general-purpose grease.

Frame, Wheels & Tires

Heavy-gauge steel frame. Front tires: 15x6.00-6. Rear tires: 20x10.00-8.

  1. Frame Assembly: Part # 678901-01. Main chassis.
  2. Front Axle: Part # 678901-02. Pivoting for steering.
  3. Front Wheel Assembly: Part # 678901-03 (each). Includes tire, tube, and rim.
  4. Rear Wheel Assembly: Part # 678901-04 (each).
  5. Hub & Bearing Kit: Part # 678901-05 (front), #678901-06 (rear).
  6. Deck Lift Rod: Part # 678901-07. Adjusts cutting height.

WARNING! Support tractor securely with jack stands before removing wheels. Do not rely on the hydraulic lift alone.

Maintenance Schedule

Regular maintenance part numbers and intervals.

IntervalServicePart Number
Every 25 hoursEngine Oil & Filter123456-07, Oil (SAE 30)
Every 50 hoursAir Filter Element123456-04
Every 100 hoursSpark PlugRC12YC (Gap .030")
Every 300 hoursTransaxle Fluid/Filter345678-06, Fluid
SeasonallyBlade Sharpening/Replace234567-03
As neededDrive/Deck Belts345678-01, 234567-04

Parts Ordering Information

Always provide the model and serial number from your tractor's identification plate (located under the seat or on the frame).

Ordering Methods: 1. Online: www.craftsman.com/parts. 2. Phone: 1-888-331-4569. 3. Local Sears or Craftsman Service Center.

CAUTION! Use only genuine Craftsman parts to maintain warranty and ensure proper fit and performance.

Safety Information

Read operator's manual before use. Keep hands and feet away from moving parts. Always disengage PTO and set parking brake before dismounting. Use on slopes less than 15 degrees. Do not carry passengers. Wear eye and hearing protection.

Troubleshooting & Common Issues

SymptomPossible CauseCorrective Action / Part Needed
Engine won't crankDead battery, faulty solenoidTest battery; replace if low (Part #456789-01). Check solenoid (Part #456789-02).
Poor cutting performanceDull/bent blades, loose beltSharpen or replace blades (Part #234567-03). Tighten or replace deck belt (Part #234567-04).
Loss of drive powerWorn drive belt, low trans fluidInspect/replace drive belt (Part #345678-01). Check fluid level and for leaks.
PTO won't engageBlown fuse, faulty clutchReplace 20A fuse. Test PTO clutch (Part #456789-03).
Excessive vibrationUnbalanced blade, damaged spindleBalance or replace blade. Inspect spindle assembly (Part #234567-02).

Technical Support: 1-888-331-4569; www.craftsman.com/support

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