Montesa COTA 301RR 2023, Owner'S Manual

Page: 68 / 180

Engine servicing
4-5 4-5
(1) BANJO BOLT
(2) SEALING WASHER
(1) MANOMETER ADAPTER, 12 MM
(2) SEALING WASHER, 12 MM
(3) SEALING WASHER, 6 MM
(4) F. PRESSURE GAUGE
Remove the fuel feed hose banjo bolt and attach the fuel
pressure gauge with the following Montesa Genuine parts.
Manometer adapter, 12 mm
part No. 90008-PP4-E02
Sealing washer, 12 mm
part No. 90428-PD6-003
Sealing washer, 6 mm
part No. 90430-PD6-003
Tool:
Fuel pressure gauge 07406-0040003 or
07406-0040002
(1) FUEL PRESSURE GAUGE
Fuel Line Inspection
Fuel Pressure Inspection
! WARNING
Gasoline is highly flammable and is explosive.
You can be burned or seriously injured.
y
Stop engine and keep heat, sparks, and flame away.
y
Refuel only outdoors.
y
Wipe up spills immediately.
NOTICE
y
Before disconnecting the fuel hoses, release the fuel
pressure by loosening the fuel feed hose banjo bolt at
the injector holder.
y
Always replace the sealing washers when the fuel
hose banjo bolt is removed or loosened.
Remove the rear fender.
Cover the fuel feed hose banjo bolt with a rag or shop
towel.
Slowly loosen the banjo bolt and catch the remaining fuel
using a approved gasoline container.
Start the engine.
Read the fuel pressure at idle speed.
Idle Speed: 1,800 ± 100 min-1 (rpm)
Standard: 230 kPa - 320 kPa
(2,34 kgf/cm
2
- 3,26 kgf/cm
2
)
(33 psi - 46 psi)
If the fuel pressure is higher than specified, inspect the
following:
– Fuel pump (page 4-7)
If the fuel pressure is lower than specified, inspect the
following:
– Fuel line leaking
– Clogged fuel filter
– Fuel pump (page 4-7)
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3
2
1
1
2
2
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