479771-9320 ZEXEL 9 443 612 774 BOSCH PULSE GENERATOR 9443612774 4797719320

1. Remove oil filter elements (1). 2. Remove two bolts (2).3. Remove four bolts (3).4. Remove six bolts (4) then remove oil filter base, gaskets and o-rings. The following steps are for the installation of the oil filter and oil filter base. Position gaskets and install all bolts finger tight before tightening to the standard torque.5. Be sure the o-rings are in place on oil filter base. Position gaskets and oil filter base, then install bolts (4).6. Install bolts (3).7. Position gasket and install bolts (2). Then tighten all the bolts to standard torque.8. Install oil filter elements (1).Oil Filter Base, Disassemble And Assemble
Start By:a. remove oil filter base 1. Remove the o-rings and remove bolt (1). 2. Remove relief valve group (2). 3. Remove four bolts and remove covers (3). Remove oil cooler by-pass valve (5), oil cooler by-pass valve spring (4) and spool (6). 4. Remove plug (7) and remove oil filter by-pass valve (8). The following steps are for the assembly of the oil filter base.5. Install by-pass valve (8) and plug (7).6. Install oil cooler by-pass valve (5), oil pump by-pass valve (6) and spring (4), then position covers (3) and install bolts.7. Position relief valve group (2) and install bolt (1). Install o-ring seals.End By:a. install oil filter base