WEICHAI WP6GTA, Assembly/Disassembly Manual

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Weichai America Corp.
28
2
nut 12 hose 22 clamp
3
Support block 13 clamp 23 clamp
4
Air exhaust pipe of
oil-gas separator
14 Hexagon bolt
24 Oil return pipe
5
clamp 15 washer 25 clamp
6
CCV Breather 16 Bypass Port 26 clamp
7
clamp 17 O-ring 27 bolt
8
hose 18 Bracket 28 Joint pipe
9
clamp 19
Breather Bracket
29 nut
10
Air intake pipe of
oil-gas separator
20 nut
2.12.2 CCV Breather System Disassembly Procedure
1. Loosen the clamps on the air outlet. Remove all air outlet formed and rubber hoses.
2. Loosen the clamps on the oil return pipe. Remove the oil return pipe and hose.
3. Loosen the clamps on the air inlet. Remove all air inlet formed and rubber hoses.
4. Loosen the bolts fixing the breather to the breather bracket. Remove the breather completely.
5. Loosen the bolts fixing the breather bracket to the engine block. Remove the breather bracket.
6. Remove the bypass port from the engine block. Remove the bypass port, bolt, washer, and O-
ring.
2.12.3 CCV Breather System Assembly Procedure
1. Install the bypass port with a new O-ring. Each O-ring can only be used once.
2. Install the breather bracket.
3. Install the breather.
4. Install all formed and rubber hoses, oil pipes and hoses, and clamps.
2.12.4 CCV Breather System Inspection and Maintenance
Inspection:
(1) Check the breather system appearance for any parts that are damaged or flawed. Replace the
damaged or flawed parts.