Primary Stage Test Hardware; Primary Stage Pressure Test - Daewoo G420E Service Manual

Secondary Stage Test Connection
Union Tee
Figure R11
Tier
G420E/G424E
Magnahelic
Gauge
Vacuum
Hand Pump
Vapor Outlet
Test Fitting
LP Engine

Primary Stage Test Hardware

1. Hand vacuum pump.
2. Regulator Fuel Inlet test fitting (¼" NPT standard
air coupling).
3. Test Gauge fitting (1/4" NPT X 1/4" Hose Barb).
4. Vacuum hose or vinyl tubing.
5. 0-60 in W.C. Magnehelic Gauge (inches of water
column).

Primary Stage Pressure Test

1. Remove the primary test port plug from the side of
the regulator and install the ¼" NPT hose barb
fitting.
2. Connect a compressed air line (shop air ~100psi)
to the liquid propane fuel inlet of the N2001
Regulator (Figure R12).
Figure R12
79
Test Port
Fule Inlet
Test And Adjustments