Stihl SR 320 Instruction Manual - Page 38

Please note that the following maintenance intervals apply for normal operating conditions only. If your daily working time is longer than normal or operating conditions are difficult (very dusty work area) shorten the specified intervals accordingly. Complete machine Control handle Air filter Filter in fuel tank Fuel tank Carburetor Spark plug Cylinder fins Spark arresting screen All accessible screws and nuts (not adjusting screws) Container with line Metering unit Rubber vibration buffers Visual inspection (condition, leaks) Clean Check operation Clean Replace Check Replace felt and strainer Clean Check idle adjustment Idle setting Readjust electrode gap Clean Inspect Clean or replace Retighten Visual inspection Check Visual inspection To be replaced only by STIHL dealer before starting work after finishiing work or daily after each refueling stop weekly monthly if faulty if damaged as required see page: x x x x x 13 x 19 x 19 x 15 x 15 x 15 x x 20 x 20 x 22 x x x x x x 27 x xx The user of this unit should carry out only the maintenance operations described in this manual. Other repair work may be performed only by an authorized STIHL Service dealer. Original STIHL parts can be identified by the STlHL part number, the logo and the STIHL parts symbol The symbol may appear alone on small parts.