Mobile Generator ECM Background Information
wc_tx000713gb.fm 41
3 Orange Voltage line input L3 at volt selector #28
4 Yellow Voltage line input L2 at volt selector #20
G 50/70/85 Control Module
Plug 1: Engine Sender Inputs (12-pin connector)
1 Black Magnetic pickup
2 Clear, shield Magnetic pickup
3 White-Black Oil pressure sender
5 Yellow Water temperature sender
7 Red Run/Off/Auto switch, +12V (positive)
8 Black 12VDC supply, - ground (negative)
10 Orange Remote start contacts
11 Green Emergency stop pushbutton
12 White-Violet Fuel level sender
Plug 2: Engine Start Input/Outputs (8-pin connector)
1 Yellow Out; 12VDC to starter relay
2 Violet Out; 12VDC to E-stop switch
5 Red In; 12VDC from starter relay (B+) through
10A fuse
7 Red In; 12VDC from starter relay (B+)
8 Green Out; 12VDC to air intake heater relay
Plug 3: Current Transformer Inputs (6-pin connector)
1 White Ammeter line input CT common
2 Brown Ammeter line input CT1
4 Orange Ammeter line input CT3
5 Yellow Ammeter line input CT2
Plug 4: Line Voltage Inputs (4-pin connector)
2 Brown Voltage line input L1 at volt selector #3
3 Orange Voltage line input L3 at volt selector #28
4 Yellow Voltage line input L2 at volt selector #20