Owners manual

QSB4.5 and QSB6.7 Normal Starting Procedure
Section 1 - Operating Instructions Page 1-5
CAUTION
The engine must have adequate oil pressure within 15
seconds after starting. If the WARNING lamp
indicating low oil pressure has not gone out or there
is no oil pressure indicated on a gauge within 15
seconds, shut off the engine immediately to avoid
engine damage. The low oil pressure troubleshooting
procedure is located in Troubleshooting
Symptoms(Section TS).
Idle the engine 3 to 5 minutes before operating with a
load.