Oil Pressure Switch Test; Oil Pressure Test - Briggs & Stratton Vanguard 05000 Manual

2
NOTE: (104700) The pressure switch may
activate at engine speeds below 2000 RPM,
which is normal.
If the switch does not deactivate at speeds
above 2000 RPM:
• Stop the engine and check for proper oil
level.
• Perform an oil pressure and/or oil
pressure switch test.

Oil Pressure Switch Test

Set meter. See Figure 8.
1. Remove the switch.
52
Fig. 47
Fig. 48
2. Connect one tester lead to the switch
terminal and the other tester lead to the
metal body of the switch, Fig. 49.
Fig. 49
There should be continuity when no pressure is
applied to the switch.
3. Connect the probe end of the switch to a
low pressu re source ([A] Fig. 49).
The switch should open at approximately:
• - 4 to 6 psi (0.28 - 0.41 bar)
104700
• - 7 to 10 psi (0.48 - 0.69
260700, 261700
bar)
• - 7 to 10 psi (0.48 - 0.69 bar)
28Q700
4. Replace the switch if test results are not to
specification. Torque to listed value.
5. Start engine and check for oil leaks.

Oil Pressure Test

If the oil pressure switch is within specification
and the warning light remains on, verify engine
oil pressure with an oil pressure gauge ([A] Fig.
50).
Fig. 50