156638-5424 ZEXEL 9 423 617 600 BOSCH DAMPER 9423617600 1566385424 226001822a

Do not operate or work on this product unless you have read and understood the instruction and warnings in the relevant Operation and Maintenance Manuals and relevant service literature. Failure to follow the instructions or heed the warnings could result in injury or death. Proper care is your responsibility.
The following changes are adaptable to the products within the listed serial numbers, and are effective with all products after the listed serial numbers.The Disassembly and Assembly publication has been updated to reflect the increased assembly torque on the injector hold down bolts. Refer to the updated torque specification in the appropriate Disassembly and Assembly manuals listed in the reference section above.