Stihl MS 170 - Ignition Shut-Off Function; Spark Plug

© STIHL Inc., Virginia Beach, VA 2013 US/STR
confidential
12. Ignition Shut-Off Function
 If spark is present then place the Master Control Lever™ in
the off position and pull the rope through and verify that no
spark is present
 This verifies that the stop switch and connecting wiring is in
order
© STIHL Inc., Virginia Beach, VA 2013 US/STR
confidential
13. Spark Plug
 Verify that the correct plug is installed for an 1130 saw:
 Bosch WSR6F STIHL Part Number 1110 400 7005
 NGK BPMR7A STIHL Part Number 0000 400 7000
 Other units may use a different part number with a different
heat range, so always look it up!
 Set all STIHL spark plugs at .020”
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