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Remove/Install Spark Plugs - Ar15.12-D-1010TSC

Engine 274 in model 907 

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WARNING Risk of injury  . Skin or eye injuries may result when handling hot or glowing objects. Wear protective gloves, protective clothing and safety glasses, if necessary. AS00.00-Z-0002-01A
  Risk of death  when working on component parts and systems with U >= 30 V alternating voltage (AC) or U >= 60 V direct voltage (DC) Do not touch damaged or defective live component parts and lines or non-insulated electrical connections and lines. AS00.00-Z-0035-01A
  Notes on avoiding damage to ignition system   AH15.10-P-0002-01V 
  Notes on avoiding damage through contamination and foreign objects   AH00.00-P-5000-01A
REMOVING Remove     
1 Remove ignition coils.   AR15.12-D-2003TSC 
CLEANING Clean     
2 Use compressed air to blow out any dirt residue in the spark-plug recesses. SPECIAL TOOL Set of protective covers Fig 1
    SPECIAL TOOL Record plug Fig 3
3 Remove spark plugs (R4) with spark plug wrench (5) from cylinder head. TORQUE SPECIFICATION Spark plug to cylinder head *BA15.10-N-1001-01D 
    SPECIAL TOOL Spark plug wrench Fig 2
4 Install in the reverse order.    
TORQUE SPECIFICATION IGNITION SYSTEM

Number Designation Engine 274
BA15.10-N-1001-01D Spark plug to cylinder head Nm 23
Fig 1: Set Of Protective Covers (001 589 01 91 00)
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Fig 2: Spark Plug Wrench (278 589 00 09 00)
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Fig 3: Record Plug (129 589 00 91 00)
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