159211-1900 ZEXEL 9 421 617 858 BOSCH GOVERNOR SPRING 9421617858 1592111900 1157231770

2. Disconnect hose assemblies (2) and (4) from BrakeSaver control valve (1).3. Remove the bolts that hold elbow (3) and tube assembly (5) to BrakeSaver control valve (1). 4. Remove the four bolts (6) and remove BrakeSaver control valve (1) from the engine.Install Brakesaver Control Valve
1. Install O-ring seals (2) in BrakeSaver control valve (1).2. Make sure the seals are in position in the tube assembly and elbow.3. Put BrakeSaver control valve (1) in position on the engine and install the four bolts and lockwashers that hold it. 4. Install the bolts that hold tube assembly (6) and elbow (3) to the BrakeSaver control valve.5. Connect hose assemblies (4) and (5) to the BrakeSaver control valve.6. Fill the engine with oil to the correct level. Disassemble Brakesaver Control Valve
start by: a) remove BrakeSaver control valve 1. Remove plug (1), the O-ring seal, spring and plunger from the valve body. 2. Remove the bolts that hold cover (2) and valve group (10) in position. Remove cover (2), O-ring seal (3), valve group (10), gasket (9), slug (8), spring (7), stop (6), spring (5) and valve spool (4) from the valve body.3. Disassemble valve group (10) as follows: a) Remove the two plugs and O-ring seals from the ends of the valve body.b) Remove the two slugs and valve spool from the valve body.Assemble Brakesaver Control Valve
1. Install valve spool (3), slugs (2) and (5), the O-ring seals and plugs (1) and (6) in valve body (4) as shown. 2. Install the plunger, spring, O-ring seal and plug (16) in valve body (9).3. Install O-ring seal (8) and cover (7) on valve body (9).4. Install valve spool (10), spring (11), stop (12), spring (13) and slug (14) in valve body (9).5. Put gasket (15) and valve body (4) in position on valve body (9) and install the bolts to hold it.end by: a) install BrakeSaver control valve