Yamaha F200B, Service Manual

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6-24
6
3. Connect the special service tool 1 to the
opposite canister check valve port.
4. Apply positive pressure and check that
no air comes out of the opposite end of
the canister check valve. Replace the
canister check valve if air comes out.
Checking the vacuum hose
1. Check the hoses 1 , 2 , and 3 . Replace
any hose that is cracked or damaged.
Installing the throttle body assembly
1. Install the hoses, joint, and check valve
1
, and then install the holders.
2. Install the dowels
2
and throttle body
assembly
3
.
3. Install the joint
4
, and then fasten it
using the plastic tie
5
.
4. Connect the vapor gas hoses
6
and
7
.
5. Connect the vacuum hose
8
, and then
fasten it using the holder
9
.
Vacuum/pressure pump gauge set
1
:
90890-06756
1
1
1
2
3
1
3
5
4
2
Throttle body