Weichai America Corp.
76
6.
Disassemble the fasten bolt of the mixer bracket, remove the mixer bracket.
7.2.3 Mix Air Intake System Assembly Procedure
Reverse the disassembly procedure to assemble the mix air intake system.
7.3
NG Gas Supply And Gas Flow Control Valve (EPR Valve) Assembly And Disassembly
7.3.1 NG Gas Supply And Gas Flow Control Valve (EPR Valve) Exploded View
Fig. 7-3 Exploded view of NG gas supply and gas flow control valve
No.
name
No.
name
No.
name
1
Hexagon Bolt
5
Hexagon bolt
9
Nut
2
EPR valve
6
Bracket
10
electromagnetic
valve
3
Gas pipe
7
nut
4
Pipe joint
8
Hexagon bolt
7.3.2 NG Gas Supply And Gas Flow Control Valve (EPR Valve) Disassembly Procedure
1.
Disassemble the connect bolt between the EPR valve and the gas pipe, remove the EPR valve.
2.
Disassemble the bolt of the electromagnetic valve, remove the electromagnetic valve.
3.
Disassemble the bolt of the bracket of the electromagnetic valve, remove the racket.
7.3.3 NG Gas Supply And Gas Flow Control Valve (EPR Valve) Assembly Procedure
Reverse the disassembly procedure to assemble the NG gas supply and gas flow control valve
(EPR valve)
7.3.4 Fuel System Inspection and Maintenance
1.
Change the gasket and O-ring after disassembling.
2.
Check the joint and clamp, make sure that they are tightened well.
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