Hunting down the right part number for your engine? This 40-page 4TNV88-PTBZ1, TB153FR parts catalog PDF breaks down every assembly from the cylinder block to the fuel injection pump. You get clear, exploded diagrams showing the exact order of components for the gear housing, cooling water system, and exhaust manifold. Open the file to find complete lists matching factory numbers to every single bolt, bracket, and separator assembly. Check the 0.25mm oversize main bearing codes or verify the exact replacement number for the 40A alternator before placing your parts order. Ordering the wrong component wastes days of shop time. Download this bookmarked file straight to your phone, find the exact item you need, and get the machine running again.
What's Inside This Yanmar 4TNV88-PTBZ1 Parts Manual
| System | Pages | Key Topics |
|---|---|---|
| Cylinder Block | 5-6 | Block Assy, Cylinder, Plug, Bolt, Metal Cap, Bush, Camshaft, Main Bearing Set |
| Gear Housing | 7-8 | Gear Case Assy, Seal, Oil, Cover Assy, Pump, Valve, Relief, O-Ring |
| Flywheel Housing & Oil Sump | 9-10 | Housing, Flywheel, Cap, Flywheel Cover, Spacer, Oil Sump, Sump Assy, Lub. Oil |
| Cylinder Head & Bonnet | 11-12 | Hed Assy, Cylinder, Guide, Valve, Intake, Seal, Valve Stem |
| Suction Manifold & Air Cleaner | 13-14 | Manifold, Int, Gasket, Int. Manofold, Heater, Air, Cleaner Assy |
| Exhaust Manifold | 15-16 | Manifold, Exhaust, Gasket, Exh. Manifold, Nut, Bolt, Stud Bolt |
| Camshaft & Driving Gear | 17-18 | Camshaft Assy, Tappet, Rod, Push, Gear, Camshaft, Gear Assy, Idle |
| Crankshaft & Piston | 19-20 | Crankshaft Assy, Gear, Crankshaft, V-Pulley, Flywheel Assy, Piston Assy, Rod Assy |
| Lub.Oil System | 21-22 | Dipstick, Lub. Oil, Guide, Pipe Assy, Filter 80X80L, Bracket Assy |
| Cooling Water System | 23-24 | Pump Assy, Water, Joint, V-Pulley (D=110), Fan, Cooling, Thermostat, Sub-Tank Assy |
| Fuel Injection Pump | 25-26 | Pump Assy, F. Inject, Valve Assy, Dilevery, Holder, Delivery, Barrel Plug, Timer Set |
| Governor | 27-28 | Packing, Case, Lever, Regulator, Bolt, Idle Limit, Solenoid, Stop |
| Fuel Injection Valve | 29-30 | Fuel Injector (Wbg), Nozzle Assy, Holder Assy, Nozzle, Spring, Shim Pack, Pipe Assy |
| Fuel Line | 31-32 | Bracket, Filter, Fuel, Pipe Assy, Fuel Oil, Fuel Pump, Separator Assy, Element |
| Starting Motor | 33-34 | Starter, Armature Assy, Coil Assy, Field, Holder Assy, Brash, Housing Assy, Gear |
| Generator | 35-36 | Alternator, Rotor Assy, Flame Assy, Drive, Pulley, Holder, Brush, Regulator Assy |
| Gasket Set & Tool | 37 | Gasket Set (Non-Asb.), Gasket, Cyl. Head, O-Ring, F. I. Pump, Seal, Valve Stem, Wrench |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Alternator amperage | 40A | p. 35 |
| Main Bearing Undersize | 0.25 | p. 5 |
| Thrust Metal Oversize | 0.25 | p. 5 |
| Piston with Ring Oversize | 0.25 | p. 19 |
| Piston Ring Set Oversize | 0.25 | p. 19 |
| Crankpin Metal Undersize | 0.25 | p. 19 |
| Lubrication Oil Pressure Switch Setting | 0.5KG | p. 21 |
| V-Belt Type | A-38 | p. 23 |
| Alternator Output | 40A | p. 35 |
Yanmar 4TNV88-PTBZ1 Common Problems This Manual Covers
Need to find the 4TNV88-PTBZ1 part numbers for oversized piston ring sets during an engine overhaul p. 19
Inspect the exploded views for the crankshaft and piston assembly on page 19. Locate the correct part number for the 0.25 oversize piston ring set. Cross-reference the required components with your specific serial number to ensure accurate ordering for your rebuild block.
Manual Section: Crankshaft & PistonUnsure which exact replacement V-belt part number to order to fix a squealing cooling fan p. 23
Check the cooling water system parts diagram on page 23. Identify the specific part number for the A-38 type V-belt shown in the illustration. Verify the belt matches your exact engine layout and water pump pulley before ordering the replacement fan drive components.
Manual Section: Cooling Water SystemTrying to track down the correct replacement alternator part number for a completely dead charging system p. 35
Review the generator exploded parts list on page 35 to find the main assembly. Locate the specific part number for the 40A output alternator. Confirm the required mounting hardware and regulator assembly part numbers to complete your electrical system repair order.
Manual Section: GeneratorCannot find the correct replacement part number for a continuously leaking oil pressure sender switch p. 21
Examine the lubrication oil system diagram on page 21. Find the part number for the oil pressure switch rated for a 0.5KG setting. Review the associated bracket assembly and pipe connections in the parts list to order any required sealing washers simultaneously.
Manual Section: Lub.Oil SystemFrequently Asked Questions
How do you fix need to find the 4TNV88-PTBZ1 part numbers for oversized piston ring sets during an engine overhaul?
Inspect the exploded views for the crankshaft and piston assembly on page 19. Locate the correct part number for the 0.25 oversize piston ring set. Cross-reference the required components with your specific serial number to ensure accurate ordering for your rebuild block.
How do you fix unsure which exact replacement V-belt part number to order to fix a squealing cooling fan?
Check the cooling water system parts diagram on page 23. Identify the specific part number for the A-38 type V-belt shown in the illustration. Verify the belt matches your exact engine layout and water pump pulley before ordering the replacement fan drive components.
How do you fix trying to track down the correct replacement alternator part number for a completely dead charging system?
Review the generator exploded parts list on page 35 to find the main assembly. Locate the specific part number for the 40A output alternator. Confirm the required mounting hardware and regulator assembly part numbers to complete your electrical system repair order.
How do you fix cannot find the correct replacement part number for a continuously leaking oil pressure sender switch?
Examine the lubrication oil system diagram on page 21. Find the part number for the oil pressure switch rated for a 0.5KG setting. Review the associated bracket assembly and pipe connections in the parts list to order any required sealing washers simultaneously.
What do I get after purchasing this 4TNV88-PTBZ1 & variants manual?
Immediate download of the complete 40-page searchable Parts Catalog. Access it on any device, from a laptop at your desk to a phone in the field.
Can I print this 4TNV88-PTBZ1 & variants manual?
Yes. The PDF has no DRM restrictions, so print any page or section you need for your shop. Works with any standard printer.
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