Section 04 ENGINE
Subsection 07 (EXHAUST SYSTEM)
SMR2000-049_04_07A.FM 04-07-5
Footwell Type Resonators
NOTE: Some models are equipped with both types
of resonators.
TYPICAL
1. Footwell type resonator
2. Upper type resonator
Loosen clamps retaining exhaust hose going from
resonator to muffler.
Loosen clamps retaining exhaust hose to exhaust
outlet.
Detach holding strap retaining resonator inside
bilge.
Pull resonator out of bilge.
Muffler
On DI models, disconnect the EGT (exhaust gas
temperature) sensor.
Disconnect hoses from muffler no. 11.
Disconnect hoses of the water flow regulator
valve.
TYPICAL
1. Water supply hose
2. To injection fitting on tuned pipe
Disconnect retaining strap no. 2 of muffler.
Pull muffler no. 11 out of bilge.
NOTE: On RX models, remove the VTS motor.
Refer to VARIABLE TRIM SYSTEM.
All Models
TUNED PIPE REPAIR
This procedure is given to repair tuned pipe cracks
using T.I.G. welding process.
Procedure
– Sand the cracked area to obtain bare metal.
– Perform a 1.50 mm (1/16 in) depth chamfer over
crack.
– Use pure argon gas with 5.55 mm (3/32 in) tung-
sten electrode (puretung “green”, zirtung
“brown”) and AC current.
– Use a 5.55 mm (3/32 in) aluminum welding rod
(no. 4043), to fill crack.
– Sand welding slightly to remove material sur-
plus.
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