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SKU 98089 For technical questions, please call 1-800-444-3353 PAGE 15
AIR COVER
LOCK LEVER
(13E)
AIR FILTER COVER
(1E)
PRE-FILTER 1
(2E)
PRE-FILTER 2
(3E)
FILTER HOUSING
(4E)
SECONDARY
FILTER
(6E)
PAPER AIR
FILTER
(5E)
FIGURE D
5. To service the Spark Plug (2B): If the Engine loses power, is difcult to start, or
runs poorly at idling speed, rst check the condition of the Spark Plug. To check
the Spark Plug:
Remove the Spark Plug Cover (4D) located at the front of the Rear Handle (7D). a.
(See Figure E.)
Remove the Spark Plug Wire (18). Then, unscrew and remove the Spark Plug b.
(2B). (See Figure E.)
Clean off the carbon build-up on the Spark Plug (2B). c. (See Figure E.)
Check the electrode gap to see if it is 0.020”. If necessary, readjust. d.
(See Figure E.)
Replace the Spark Plug (2B) after every 100 operating hours, or earlier if the elec-e.
trodes are badly eroded (a Bosch WSR 6 F or NGK BPMR 7A is recommended
for replacement). (See Figure E.)
Replace the Spark Plug (2B), Spark Plug Wire (18), and Spark Plug Cover (4D). f.
(See Figure E.)