Pair System Inspection - Suzuki VLR1800 Service Manual

1B-11 Emission Control Devices:
Installation
Install the PAIR control solenoid valve in the reverse
order of removal. Pay attention to the following points:
• Apply thin coat of the engine oil to the O-ring (-s).
CAUTION
!
Replace the O-ring (s) with new ones.
• Connect the PAIR control solenoid valve coupler and
PAIR hoses securely. Refer to "PAIR System Hose
Routing Diagram (Page 1B-6)".

PAIR System Inspection

PAIR Hose
1) Remove the fuel tank. Refer to "Fuel Tank Removal
and Installation in Section 1G (Page 1G-8)".
2) Remove the air cleaner Chamber. Refer to "Air
Cleaner Chamber Removal and Installation in
Section 1D (Page 1D-6)".
3) Inspect the PAIR hoses (1) for wear or damage. If it
is worn or damaged, replace the PAIR hose with a
new one. Refer to "PAIR System Hose Routing
Diagram (Page 1B-6)".
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4) Reinstall the removed parts.
PAIR Reed Valve
NOTE
PAIR control solenoid valve can be checked
without removing it from the motorcycle.
Refer to "DTC "C61" (P1656): PAIR Control
Solenoid Valve Circuit Malfunction in Section
1A (Page 1A-107)".
1) Remove the PAIR reed valves. Refer to "PAIR Reed
Valve Removal and Installation (Page 1B-10)".
2) Inspect the reed valves for the carbon deposit.
If the carbon deposit is found in the reed valve,
replace the PAIR reed valve with a new one.
I822H1120010-01
B822H11206005
3) Reinstall the PAIR reed valves. Refer to "PAIR Reed
Valve Removal and Installation (Page 1B-10)".
PAIR Control Solenoid Valve
1) Remove the PAIR control solenoid valve. Refer to
"PAIR Control Solenoid Valve Removal and
Installation (Page 1B-10)".
2) Check that air flows through the air inlet port to the
air outlet port. If air does not flow out, replace the
PAIR control solenoid valve with a new one.
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I822H1120011-01
I822H1120012-01
I822H1120013-01