Kohler Command PRO CH750 [32/92] Lubrication system

Lubrication System

32 24 690 06 Rev. KKohlerEngines.com

OIL SENTRY

™

(if equipped)

This switch is designed to prevent engine from starting

in a low oil or no oil condition. Oil Sentry

™

may not shut

down a running engine before damage occurs. In some

applications this switch may activate a warning signal.

Read your equipment manuals for more information.

Oil Sentry

™

pressure switch is installed in breather cover.

On engines not equipped with Oil Sentry

™

installation

hole is sealed with a 1/8-27 N.P.T.F. pipe plug.

Installation

1. Apply pipe sealant with Teﬂ on

(Loctite

PST

592™

Thread Sealant or equivalent) to threads of switch.

2. Install switch into tapped hole in breather cover.

3. Torque switch to 4.5 N·m (40 in. lb.).

Testing

Compressed air, a pressure regulator, pressure gauge,

and a continuity tester are required to test switch.

1. Connect continuity tester across blade terminal and

metal case of switch. With 0 psi pressure applied to

switch, tester should indicate continuity (switch

closed).

2. Gradually increase pressure to switch. As pressure

increases through range of 3-5 psi tester should

indicate a change to no continuity (switch open).

Switch should remain open as pressure is increased

to 90 psi maximum.

3. Gradually decrease pressure through range of 3-5

psi. Tester should indicate a change to continuity

(switch closed) down to 0 psi.

4. Replace switch if it does not operate as speciﬁ ed.