CYLINDER HEAD AS 2425327 - Caterpillar

TOP MOUNTED SR-4 CONTROL PANELThe control panel is located on top of the generator regulator housing.The control panel has a thirteen character model number located on the nameplate on the inside of the panel. The model number of the control panel is based on panel options and generator ratings and is defined by the following charts.1. An "S" as the first character of the model number indicates that the control panel is for top mounting on the SR-4 generator.2. The second character of the model number indicates the generator frame size and panel type. The frame size determines the physical dimensions of the control panel. 3. The third character of the model number specifies the voltmeter. 4. The fourth character of the model number specifies the ammeter and current transformers, based on generator output voltage and kW. 5. The fifth character of the model number specifies the package generator set on which the panel will be installed. 6. The sixth character of the model number specifies the type of engine control, cycle crank and cooldown timer options, if required. 7. The seventh character of the model number specifies the control panel mounted governor options, if required. ABOVE CHARACTERS 2 & 3 ARE NOT COMPATIBLE WITH THE CONTROL PANEL MODEL NUMBER 8TH CHARACTERS L & R (SYNC. LIGHT).8. The eighth character of the model number specifies either the alarm module, synchronizing light module or synchronizing light module with generator reverse power protection option, if required. ABOVE CHARACTERS L & R ARE NOT COMPATIBLE WITH THE CONTROL PANEL MODEL NUMBER 7TH CHARACTERS 2 & 3 (2301 GOVERNORS). REVERSE POWER RELAY SHALL BE SET AT APPROX. 15% OF GENERATOR RATING.9. The ninth character of the model number specifies the auxiliary relay option, if required. THE AUXILIARY RELAY IS NOT AVAILABLE WITH THE CONTROL PANEL MODEL NUMBER 6TH CHARACTER M (MANUAL START STOP CONTROL).10. The tenth character of the model number specifies the starting aid switch option, if required. 11. The eleventh character of the model number specifies the DC voltmeter option, if required. 12. The twelfth character of the model number specifies the optional panel illumination light group, if required. 13. The thirteenth character of the model number specifies the change level of this chart to which the panel was built.