
Smart Power
®
 Systems 
A. C. MODULAR GENERATOR SYSTEM 
Page 7 of 52 
 
 
CASE DRAIN
x
y
RESERVOIR
PUMP
PROPORTIONAL
VALVE
CASE DRAIN
MOTOR
COOLER
FILTER
BOOST BLOCK
VENTURI BOOST
CHECK
VALVE
IN
BP
REG
 
Hydraulic schematic for ER-6.2, ER-8, ER-10 and ER-110 
generator system 
Figure 1