Engine Oil Pressure Switch (Reelmaster 216-D only) (Fig. 20)
Switch is located on cylinder head facing rear of ma-
chine with brown wire attached.
The switch is normally closed (NC) and opens with
pressure.
Oil pressure switch operating range:
2.8 - 5.7 psi (0.2 - 0.4 kg/cm
2
).
1. Turn ignition key switch ON. Oil pressure lamp should
be on.
If lamp is not on:
1. Disconnect wire from switch and touch wire to a good
ground, such as the engine block.
2. If lamp comes on, replace switch.
3. If lamp does not come on check wiring between lamp
and switch for continuity.
If lamp is on with engine running:
1. Shut off engine immediately.
2. Check switch by disconnecting wire with ignition
switch in ON position. Light should go out.
3. If light is still on, check for short circuit in wiring.
4. Install test gauge in engine oil pressure switch port.
Start engine and check for 30 psi minimum at 1500 rpm.
If engine pressure is good, replace switch. If engine
pressure is low, DO NOT operate the engine.
Reelmaster
®
216/216-D Page 6 - 29 Testing
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