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REPLACEMENT OF MAIN COMPONENTS
2. Disconnect each wire harness.
1) Disconnect 2 relay connectors of the gas mixer wire
harness.
2) Disconnect connectors from the ignition coils
(3 places).
3) Disconnect a relay connector of the engine coolant
temperature sensor wire harness.
3. Pull the caps to remove the cables. (3 places)
4. Remove the spark plugs with a plug wrench.
(3 places)
5. Remove the surrounding parts of exhaust air heat
exchanger.
1) Unscrew 2 nuts and 2 bolts to remove the exhaust
pipe.
NOTE) The outdoor unit has the deodorizing catalyst
instead of the exhaust pipe if the deodorant
kit is installed.
2) Unscrew 4 nuts to remove the stay.
6. Disconnect the air intake hose and the oil hose from
the engine.
Gas mixer
Engine coolant temperature sensor
Ignition coils
Spark plugs
Caps (3 places)
(3 places)
Exhaust pipe
Nuts
Bolts
Nuts
Oil hose
Air intake hose
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