Snap-On Diagnostics DGA 1000, Manual, Page: 17 / 116

Introduction
1-5
G—Voltage Switch
Use this switch to select either 230VAC or 115VAC power input.
H —Auxiliary Outlet
Use this outlet to connect optional equipment.
J —Filter Bowl Water Drain Input
Water from filter bowl inlet port.
K —Gas Sample Exhaust [1] Outlet
Vehicle gas sample exit port from NO cell.
L —Optional Oil Temperature Probe Port
Use this connection for the optional temperature probe, optional
part number 6004-0407-04.
M—RPM Pickup Port
Use this connection for the grey RPM pickup.
N —Sample Gas Port
Connect the exhaust sample hose/probe to this inlet.
O—Water Outlet
Sample filter bowl water drain.
P —Calibration Gas Inlet
Use this inlet to supply calibration gas to the analyzer.
Q—Optional Lightpen ENTER Button Port
Use this connection for the single wire on lightpen harness.
R —Optional Lightpen Port
Lightpen connector, part number 7009E9321-97.
S —Clean Air Inlet Port
Has a charcoal filter installed to filter the ambient air going into the
gas bench for calibration.
T —RS 232 Port
For communication to an external data logging PC.
✓
Contact
Equiserv
for additional information.
U —Keyboard Port
Connection for the optional keyboard.
V —Service Key Port
Service connection is only used by a Service Representative.