PIN-COTTER 3B4647 - Caterpillar

Engines:
3606 (S/N: 8RB)
3608 (S/N: 6MC)
3612 (S/N: 9RC)
3616 (S/N: 1PD)
Two remanufactured governors are available to replace existing Caterpillar 3161 Governors on the above engines. The 0R-4105 Governor Group is for use in EPG applications. This governor includes the features that follow:
An electric motor for speed setting
Adjustable droopThe 0R-4106 Governor Group is for marine applications. This governor includes the features that follow:
Pneumatic Speed Control with a range of 69 to 414 kPa (10 to 60 psi) for the speed setting
Low Idle Offset with fixed droopExcept for the manual shutdown that is standard, these remanufactured governors do not come with any shutdown devices. The shutdown devices may be transfered from the governor that is being replaced to the remanufactured governor, or a new shutdown device can be ordered. Table 1 identifies the shutdown devices.
Table 1
Part Number    Description    
7W-3555     Electrical Shutoff (ETS)    
7W-3610     Electrical Shutoff (ETR)    Note: See Service Manual, SENR3028, "Caterpillar 3161 Governor" for more information about changing and adjusting the shutdown devices.The 0R-4106 Governor Group for marine applications may also require a change of springs in the governor control group. The spring may be transfered from the governor that is being replaced, or a new spring can be ordered. Table 2 identifies the springs that are needed for the different RPM ranges.
Table 2
Rated RPM    Spring Part Number    
less than 800     7E-8417    
greater than 800     4W-6628    Note: See Service Manual, SENR3028, "Caterpillar 3161 Governor" for more information about changing the spring and adjusting the speed setting control.The high idle speed of the remanufactured governors must be adjusted to the rating of the engine.Note: See Service Manual, SENR3028, "Caterpillar 3161 Governor" for more information about the high idle adjustment of the governor.