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Hatz 1D90E Engine

General Technical Data

Engine Specifications

Engine Model ............... Hatz 1D90E
Engine Type ............... 4-stroke air-cooled single-cylinder direct injection diesel
Number of Cylinders ............... 1
Engine Bore, in (mm) ............... 4.09 (104.0)
Engine Stroke, in (mm) ............... 3.35 (85.0)
Displacement, cu.in (L) ............... 44.06 (0.722)
Rated Engine Power, hp (kW) ............... 7.6-14.1 (5.7-10.5)
Rated Engine Speed, rpm ............... 1500-3000
Peak Torque ............... 39.3 Nm (29.0 lb-ft) at 2200-2600 rpm
Idle Speed ............... 900-1000 rpm
Aspiration Type ............... Naturally Aspirated
Operating Speed ............... 3000 rpm
Compression Ratio ............... 20.0:1-21.5:1
Cylinder Block Type ............... Die-cast light alloy crankcase
Cylinder Head Type ............... Gray cast iron cylinder barrel with alloy head
Lubrication System ............... Full-pressure lubrication with main flow filter
Oil Pump Type ............... Gear-driven internal oil pump
Oil Filter Type ............... Full-flow, spin-on fine mesh filter
Cooling System ............... Axial flywheel cooling fan air-cooled
Water Pump Type ............... None
Air Cleaner Type ............... Dry type paper cartridge dual element
Starting System ............... Electric Starter 12V or 24V
Electrical System ............... 12V or 24V with digital electronic control unit

Fuel System

Injection Pump Type ............... Electronically controlled single unit pump system
Fuel Injection Method ............... Direct injection with multi-hole nozzle
Electronic Control System ............... Hatz E1 technology engine control unit
Communication Protocol ............... J1939 CAN bus network protocol
Governor Type ............... Electronic variable speed or constant speed regulation
Injection Pressure, psi (bar) ............... 4350-5076 (300-350)
Fuel Delivery Lift, in (mm) ............... 0.039-0.043 (1.00-1.10)
Fuel Specification Standard ............... EN 590, BS 2869 A1/A2, ASTM D 975 1-D/2-D S15
Fuel Feed Pump Type ............... Mechanical diaphragm supply pump or electric priming pump
Fuel Filter System ............... High efficiency spin-on element with integrated water separator
Water Separator Drain Valve ............... Manual needle valve type
High-Pressure Fuel Lines ............... Heavy-wall seamless steel tubing
Low-Pressure Feed Lines ............... Reinforced synthetic rubber hose
Fuel Return Line System ............... External leak-off line back to tank system
Emissions Certification Status ............... US EPA Tier 4 Final, EU Stage V compliant
Exhaust Aftertreatment Option ............... Passive diesel particulate filter device
Fuel Tank Capacity, gal (L) ............... 1.32-1.85 (5.0-7.0)
Fuel Consumption Rate, lb/hp-h (g/kW-h) ............... 0.395 (240.0)
Injection Timing Angle ............... Electronically modulated dynamic timing profile map

Dimensions and Weight

Engine Length, in (mm) ............... 17.0 (430)
Engine Width, in (mm) ............... 20.6 (525)
Engine Height, in (mm) ............... 23.0 (585)
Dry Weight (Model S), lbs (kg) ............... 236 (107)
Dry Weight (Model Z), lbs (kg) ............... 241 (109)

Maintenance Data

Service Information

Oil Pressure at Low Idle, psi (bar) ............... 8.7-11.6 (0.6-0.8)
Oil Pressure at Rated Speed, psi (bar) ............... 36.2-43.5 (2.5-3.0)
Lubricating Oil Temperature, F (C) ............... 266 (130)
Intake Valve Clearance (Cold), in (mm) ............... 0.0118 (0.30)
Exhaust Valve Clearance (Cold), in (mm) ............... 0.0118 (0.30)

Engine Oil

Engine Oil Type .................. SAE 5W-30, SAE 10W-30, 10W-40
API Service Classifications ......................... CK-4 or CJ-4
Engine Oil Capacity (Maximum Level), qt (L) ............... 1.69 (1.60)
Engine Oil Capacity (Minimum Level), qt (L) ............... 0.95 (0.90)

Service Intervals

Change engine oil ............... Every 250 hours
Clean oil filter ............... Every 250 hours
Replace fuel filter ............... Every 500 hours
Service air filter ............... Every 500 hours
Valve-lash adjustment ............... Every 250 hours
Check fuel system ............... Every 500 hours
Compression test ............... Every 1000 hours
Replace breather valve ............... Every 1000 hours
Belt inspection ............... Every 100 hours

Service Specifications

Cylinder Bore Inside Diameter, in (mm) ............... 4.0945-4.0953 (104.000-104.020)
Cylinder Bore Maximum Taper in (mm) ............... 0.0019 (0.05)
Cylinder Bore Maximum Out of Roundness, in (mm) ............... 0.0059 (0.150)
Connecting Rod Big End Journal Clearance, in (mm) ............... 0.0016-0.0031 (0.040-0.080)
Main Bearing Journal Clearance, in (mm) ............... 0.0020-0.0035 (0.050-0.090)
Main Bearing Journal Outside Diameter, in (mm) ............... 2.7559-2.7565 (70.000-70.015)
Crankshaft Crankpin Journal Diameter, in (mm) ............... 2.3622-2.3628 (60.000-60.015)
Crankshaft Axial End Play, in (mm) ............... 0.0039-0.0079 (0.100-0.200)
Piston Skirt Outside Diameter, in (mm) ............... 4.0905-4.0913 (103.900-103.920)
Piston to Cylinder Wall Clearance, in (mm) ............... 0.0031-0.0045 (0.080-0.115)
Piston Pin Bore Inside Diameter, in (mm) ............... 1.2598-1.2602 (32.000-32.010)
Piston Pin Outside Diameter, in (mm) ............... 1.2594-1.2596 (31.990-31.995)
Piston Pin to Small End Bushing Clearance, in (mm) ............... 0.0004-0.0009 (0.010-0.023)
Top Ring Groove Side Clearance, in (mm) ............... 0.0024-0.0039 (0.060-0.100)
Second Ring Groove Side Clearance, in (mm) ............... 0.0016-0.0031 (0.040-0.080)
Oil Ring Groove Side Clearance, in (mm) ............... 0.0012-0.0028 (0.030-0.070)
Top Ring End Gap, in (mm) ............... 0.0118-0.0197 (0.300-0.500)
Second Ring End Gap, in (mm) ............... 0.0118-0.0197 (0.300-0.500)
Oil Ring End Gap Limit, in (mm) ............... 0.0098-0.0177 (0.250-0.450)
Intake Valve Stem Outside Diameter, in (mm) ............... 0.3543-0.3549 (9.000-9.015)
Exhaust Valve Stem Outside Diameter, in (mm) ............... 0.3539-0.3545 (8.990-9.005)
Intake Valve Guide Inner Diameter, in (mm) ............... 0.3555-0.3563 (9.030-9.050)
Exhaust Valve Guide Inner Diameter, in (mm) ............... 0.3555-0.3563 (9.030-9.050)
Intake Valve Stem to Guide Clearance, in (mm) ............... 0.0006-0.0020 (0.015-0.050)
Exhaust Valve Stem to Guide Clearance, in (mm) ............... 0.0010-0.0024 (0.025-0.060)
Intake Valve Head Recession, in (mm) ............... 0.0275-0.0433 (0.700-1.100)
Exhaust Valve Head Recession, in (mm) ............... 0.0275-0.0433 (0.700-1.100)
Valve Spring Free Length in (mm) ............... 1.9685 (50.000)
Camshaft Journal Clearance, in (mm) ............... 0.0012-0.0028 (0.030-0.070)
Camshaft Journal Diameter, in (mm) ............... 1.9685-1.9691 (50.000-50.015)

Tightening Torques

Cylinder Head Nuts (1-Step), lb-ft (Nm) ............... 22.1 (30.0)
Cylinder Head Nuts (2-Step), lb-ft (Nm) ............... 44.2 (60.0)
Cylinder Head Nuts (3-Step), lb-ft (Nm) ............... 66.4 (90.0)
Connecting Rod Cap Bolts (1-Step), lb-ft (Nm) ............... 14.7 (20.0)
Connecting Rod Cap Bolts (2-Step), lb-ft (Nm) ............... 36.9 (50.0)
Flywheel Retaining Central Nut, lb-ft (Nm) ............... 258.1 (350.0)
Crankcase Split-Line Perimeter Bolts, lb-ft (Nm) ............... 16.2 (22.0)
Crankcase Main Support Tie Bolts, lb-ft (Nm) ............... 33.2 (45.0)
Engine Oil Drain Plug, lb-ft (Nm) ............... 36.9 (50.0)
Engine Oil Pressure Sensor Switch, lb-ft (Nm) ............... 14.7 (20.0)
Injection Pump Flange Nut, lb-ft (Nm) ............... 18.4 (25.0)
Injection Nozzle Hold-Down Bracket Bolt, lb-ft (Nm) ............... 20.6 (28.0)
Injection High Pressure Line Union Nuts, lb-ft (Nm) ............... 22.1 (30.0)
Cylinder Head Valve Cover Capscrews, lb-ft (Nm) ............... 7.4 (10.0)
Timing Gear Housing Cover Fasteners, lb-ft (Nm) ............... 8.8 (12.0)
Rocker Shaft Support Mounting Bolt, lb-ft (Nm) ............... 29.5 (40.0)
Camshaft Retaining Thrust Flange Screws, lb-ft (Nm) ............... 8.8 (12.0)
Governor Housing Cover Retention Screws, lb-ft (Nm) ............... 7.4 (10.0)
Fuel Feed Diaphragm Pump Flange Nuts, lb-ft (Nm) ............... 16.2 (22.0)
Fuel Tank Base Cradle Mounting Bolts, lb-ft (Nm) ............... 18.4 (25.0)
Exhaust Silencer Cowling Mounting Nuts, lb-ft (Nm) ............... 24.3 (33.0)
Air Intake Manifold Port Connection Bolts, lb-ft (Nm) ............... 8.8 (12.0)
Dry Air Cleaner Housing Frame Bolts, lb-ft (Nm) ............... 16.2 (22.0)
Electric Starter Motor Flange Mounting Studs, lb-ft (Nm) ............... 33.2 (45.0)
Flywheel Charging Alternator Stator Fasteners, lb-ft (Nm) ............... 7.4 (10.0)
Speed Control Adjustment Lever Pivot Nut, lb-ft (Nm) ............... 11.1 (15.0)
Oil Pump Casing Counter-sunk Screws, lb-ft (Nm) ............... 7.4 (10.0)
Engine Support Base Mounting Foot Bolts, lb-ft (Nm) ............... 62.7 (85.0)
Breather Valve Assemblies Retention Covers, lb-ft (Nm) ............... 4.4 (6.0)
Decompression Axle Lever Pivot Lock Nut, lb-ft (Nm) ............... 8.8 (12.0)
Auxiliary Side Power Take Off Flange Screws, lb-ft (Nm) ............... 16.2 (22.0)
Oil Filter Spin-On Adaptor Spindle Fitting, lb-ft (Nm) ............... 25.8 (35.0)

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• Hatz Engines Specs
  
• Hatz 1D90 Specs
  
• Hatz 1D90V Specs
  
• Hatz 1D90Z Specs
  

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