Wacker Neuson G 3.7A

Table of Contents Portable Generator Repair
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5.11 Receptacle Panel Wiring .....................................................................38
5.12 Rotor Diode Testing ............................................................................38
5.13 Stator Winding Test .............................................................................39
5.14 Rotor Winding Test ..............................................................................40
5.15 Generator Disassembly .......................................................................41
5.16 Generator Assembly ............................................................................43
5.17 Troubleshooting ...................................................................................44
5.18 Periodic Maintenance Schedule ..........................................................45
5.19 Engine Service ....................................................................................45
5.20 Storing / Transporting ..........................................................................46
5.21 Wiring Schematic ................................................................................47
6. G 3.7A;G/GS 5.6A;GS 8.5V;GS 9.7V 48
6.1 Theory of Operation – Brush Generators ............................................48
6.2 Rotor ....................................................................................................49
6.3 Stator ...................................................................................................49
6.4 Automatic Voltage Regulator ...............................................................49
6.5 Choke ..................................................................................................49
6.6 Bridge Rectifier ....................................................................................50
6.7 Engine Auto Idle Module (G 3.7A, G 5.6A and GS 5.6A Models) .......51
6.8 Engine Auto Idle Module (GS 8.5A and GS 9.7A Models) ..................52
6.9 Voltage Selector Switch (G 3.7A, G 5.6A and GS 5.6A Models) ........52
6.10 Checking the Voltage Selector Switch Functional Output
(G 3.7A, G 5.6A and GS 5.6A Models)................................................53
6.11 Main Circuit Breaker ............................................................................54
6.12 Ground Fault Interrupt .........................................................................54
6.13 Choke Test ..........................................................................................56
6.14 Engine Speed (G 3.7A, G 5.6A and GS 5.6A Models) ........................57
6.15 Auto Idle Switch ...................................................................................58
6.16 Checking Engine Electronic Governor Speed
(GS 8.5V and GS 9.7V models) .........................................................59
6.17 Removing and Installing Electronic Governor
(GS 8.5V and GS 9.7V Models) ..........................................................61
6.18 Receptacle Panel Wiring .....................................................................62
6.19 Loss of Residual Magnetism in Rotor ..................................................62
6.20 Diode Bridge ........................................................................................64
6.21 Stator Windings ...................................................................................65
6.22 Rotor Windings ....................................................................................67
6.23 Automatic Voltage Regulator ...............................................................68