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FIGURE 4 - SPRING BRAKES RELEASED (SECONDARY RESERVOIR SUPPLY)
SECONDARY
SERVICE RESERVOIR
PRIMARY SERVICE
RESERVOIR
EXHAUST
EXHAUST
SEAL
FIGURE 3 - SPRING BRAKES RELEASED (PRIMARY RESERVOIR SUPPLY)
SUPPLY
PLUNGER O-RING
BUTTON
PLUNGER
GUIDE SPOOL
DELIVERY
SECONDARY
SERVICE RESERVOIR
PRIMARY SERVICE
RESERVOIR
EXHAUST
EXHAUST
SEAL
SUPPLY
PLUNGER O-RING
BUTTON
PLUNGER
GUIDE SPOOL
DELIVERY