Patent ID: 8833333
Filing Date: 2014-09-16
Classification: F01M,F01P,Y10T

Abstract:
1. A method of modifying a diesel engine for cold weather operation, said engine having a manifold having engine oil and return oil ports, said method comprising: connecting the engine oil port to a filter having an outlet; connecting the filter outlet to a tee fitting; directing one branch of the tee to an oil cooler; connecting the other branch of the tee to a bypass module at a first port; connecting the outlet of the cooler to a second port of the bypass module, said second port communicating via a passageway with a return oil port; connecting the return oil port to the engine return oil port; and installing a thermostatic element which operates to direct oil to the return port if the oil temperature is below a preset level and which, when closed, directs oil to the cooler before being directed to the return port.