Yanmar parts catalogue / Yanmar AY20L-ET / Cover (by-pass boss), Yanmar AY20L-ET

Cover (by-pass boss) — Yanmar AY20L-ET parts diagram

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Cover (by-pass boss) diagram, Yanmar AY20L-ET

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№							Part No.	Name
	1						135410-35320	GASKET
	2						148620-01760	COVER
	3						26106-100182	BOLT, M10X 18 PLATED
	4						23897-030002	PLUG G3/8,HEX.
	5						23414-170000	GASKET, 17X1.0			Buy on pFind.pro
	6						148620-35340	COVER, BLOCK
	6‑1						148620-35341	COVER
	7						24326-000300	O-RING, 4DG30.0
	7‑1						24326-000300	O-RING, 4DG30.0
	8						26106-100252	BOLT, M10X 25 PLATED			Buy on pFind.pro
	9						148620-35320	GASKET, STRAINER

Other assemblies of the Yanmar AY20L-ET engine

Yanmar AY20L-ET

Cylinder block

Cylinder liner & head gasket

Yanmar AY20L-ET

Cylinder liner & head gasket

Yanmar AY20L-ET

Camshaft cover

Yanmar AY20L-ET

Gear housing

Oil seal case (s.f.w.)

Yanmar AY20L-ET

Oil seal case (s.f.w.)

Oil seal case (o.f.w.)

Yanmar AY20L-ET

Oil seal case (o.f.w.)

Flywheel housing

Yanmar AY20L-ET

Flywheel housing

Support(fw.housing-lub.oil.sump)

Yanmar AY20L-ET

Support(fw.housing-lub.oil.sump)

Yanmar AY20L-ET

Lub.oil sump

Yanmar AY20L-ET

Cover (o.f.w.)

Yanmar AY20L-ET

Mounting foot

Yanmar AY20L-ET

Lub.oil feeder

Yanmar AY20L-ET

Camshaft metal

Yanmar AY20L-ET

Breather pipe

Yanmar AY20L-ET

Label

Yanmar AY20L-ET

Safety label

Yanmar AY20L-ET

Engine lifter

Yanmar AY20L-ET

Cylinder head

Yanmar AY20L-ET

Locker arm

Yanmar AY20L-ET

Bonnet

Suction manifold

Yanmar AY20L-ET

Suction manifold

Exhaust manifold

Yanmar AY20L-ET

Exhaust manifold

Yanmar AY20L-ET

Camshaft

Yanmar AY20L-ET

Idle gear

Working valve device

Yanmar AY20L-ET

Working valve device

Turbocharger (td13)

Yanmar AY20L-ET

Turbocharger (td13)

Yanmar AY20L-ET

Exhaust bend

Yanmar AY20L-ET

Air duct

Yanmar AY20L-ET

Air cooler

Crankshaft & flywheel

Yanmar AY20L-ET

Crankshaft & flywheel

Piston & connecting rod

Yanmar AY20L-ET

Piston & connecting rod

V-pully(radiator fan) & damper mass

Yanmar AY20L-ET

V-pully(radiator fan) & damper mass

Damper mass cover(o.f.w.emergency use)

Yanmar AY20L-ET

Damper mass cover(o.f.w.emergency use)

Yanmar AY20L-ET

Lub.oil pump

Yanmar AY20L-ET

Lub.oil cooler

L.o.pressuer regulating valve

Yanmar AY20L-ET

L.o.pressuer regulating valve

Lub.oil dipstick

Yanmar AY20L-ET

Lub.oil dipstick

L.o.strainer & by-pass straine

Yanmar AY20L-ET

L.o.strainer & by-pass straine

L.o.pipe (l.o.cooler in/out)

Yanmar AY20L-ET

L.o.pipe (l.o.cooler in/out)

Lub.oil pipe (turbocharger)

Yanmar AY20L-ET

Lub.oil pipe (turbocharger)

Lub.oil pipe (f.i.pump:previous)

Yanmar AY20L-ET

Lub.oil pipe (f.i.pump:previous)

Lub.oil pipe (f.i.pump:new)

Yanmar AY20L-ET

Lub.oil pipe (f.i.pump:new)

Lub.oil motor pump

Yanmar AY20L-ET

Lub.oil motor pump

Lub.oil pipe (by-pass)

Yanmar AY20L-ET

Lub.oil pipe (by-pass)

Cooling water pump(belt drive)

Yanmar AY20L-ET

Cooling water pump(belt drive)

Yanmar AY20L-ET

Tension pulley

Cover(v-belt:discharge spec.)

Yanmar AY20L-ET

Cover(v-belt:discharge spec.)

Cover(v-belt:radiator spec.

Yanmar AY20L-ET

Cover(v-belt:radiator spec.

Radiator fan driving device & pully

Yanmar AY20L-ET

Radiator fan driving device & pully

Yanmar AY20L-ET

Radiator

Thermostat & c.w.pipe(rad.in)

Yanmar AY20L-ET

Thermostat & c.w.pipe(rad.in)

Thermostat case(w/o c.w.pump, w/o radiator)

Yanmar AY20L-ET

Thermostat case(w/o c.w.pump, w/o radiator)

C.w.pipe(rad out,c.w.p-l.o.c)

Yanmar AY20L-ET

C.w.pipe(rad out,c.w.p-l.o.c)

C.w.pipe(air cooler-thermostat)

Yanmar AY20L-ET

C.w.pipe(air cooler-thermostat)

C.w.pipe(l.o.cooler-air cooler)

Yanmar AY20L-ET

C.w.pipe(l.o.cooler-air cooler)

Cooling water collecting pipe

Yanmar AY20L-ET

Cooling water collecting pipe

Support(cooling water pipe)

Yanmar AY20L-ET

Support(cooling water pipe)

Cooling water heater

Yanmar AY20L-ET

Cooling water heater

Fuel injection pump(up to sep.2003)

Yanmar AY20L-ET

Fuel injection pump(up to sep.2003)

Fuel injection pump(from oct.2003)

Yanmar AY20L-ET

Fuel injection pump(from oct.2003)

Yanmar AY20L-ET

Yanmar AY20L-ET

Coupling

Governor link case(previous)

Yanmar AY20L-ET

Governor link case(previous)

Governor link case cover(previous)

Yanmar AY20L-ET

Governor link case cover(previous)

Fuel injection valve

Yanmar AY20L-ET

Fuel injection valve

F.i.pump driving device

Yanmar AY20L-ET

F.i.pump driving device

Fuel injection pump bracket

Yanmar AY20L-ET

Fuel injection pump bracket

Fuel strainer(previous)

Yanmar AY20L-ET

Fuel strainer(previous)

Fuel strainer(new)

Yanmar AY20L-ET

Fuel strainer(new)

Fuel pipe(pump inlet)

Yanmar AY20L-ET

Fuel pipe(pump inlet)

Fuel pipe (pump-strainer)

Yanmar AY20L-ET

Fuel pipe (pump-strainer)

Fuel injection pipe

Yanmar AY20L-ET

Fuel injection pipe

Support (f.i.pipe)

Yanmar AY20L-ET

Support (f.i.pipe)

Fuel overflow pipe (f.i.valve)

Yanmar AY20L-ET

Fuel overflow pipe (f.i.valve)

Fuel pipe (pump return)

Yanmar AY20L-ET

Fuel pipe (pump return)

Fuel pipe (pump return)

Yanmar AY20L-ET

Fuel pipe (pump return)

Fuel overflow pipe (f.i.pump)

Yanmar AY20L-ET

Fuel overflow pipe (f.i.pump)

Actuator(hlns-2)

Yanmar AY20L-ET

Actuator(hlns-2)

Actuator(plus4)

Yanmar AY20L-ET

Actuator(plus4)

Governor controler & battely switch, relay)

Yanmar AY20L-ET

Governor controler & battely switch, relay)

Engine stop device(solenoid valve)

Yanmar AY20L-ET

Engine stop device(solenoid valve)

Engine stop device

Yanmar AY20L-ET

Engine stop device

Speed control device(hlns-2)

Yanmar AY20L-ET

Speed control device(hlns-2)

Speed control device(plus4)

Yanmar AY20L-ET

Speed control device(plus4)

Yanmar AY20L-ET

Air motor

Yanmar AY20L-ET

Starting motor

Yanmar AY20L-ET

Strter switch

Yanmar AY20L-ET

Generator

Generator component part

Yanmar AY20L-ET

Generator component part

Instur.panel(electric starting)

Yanmar AY20L-ET

Instur.panel(electric starting)

Insturument panel(air starting)

Yanmar AY20L-ET

Insturument panel(air starting)

Instrument panel bracket

Yanmar AY20L-ET

Instrument panel bracket

Yanmar AY20L-ET

Tachometer

Yanmar AY20L-ET

Sensor

Yanmar AY20L-ET

Tool

Yanmar AY20L-ET

Gauge(boost)

Yanmar AY20L-ET

Thermometer