Briggs & Stratton 130G00 Repair Manual page 89

E. Inspect parts for holes, cracks, or breakage.
Replace as necessary.
3. Remove three hex flange screws (L) to release wire
guard or stamped guard from muffler (M).
4. Remove all dirt and debris with a bristle brush.
5. Inspect muffler for holes, split seams, cracked welds,
loose internal parts, corrosion, and other damage.
Replace as necessary.
6. Inspect muffler tube and mounting flange for cracked
welds, breakage, and other damage. Replace as
necessary.
7. Verify that mating surfaces of muffler and cylinder head
are clean and dry. Any dust or dirt left on mating
surfaces can cause exhaust leaks.
8. Install new gasket (N) onto studs.
9. Install muffler on studs.
10. Install two hex nuts (O) with lock washers (P) onto
studs. Alternately tighten hex nuts as follows.
Muffler Stud Nuts
Models
130G00, 131G00, 13R200
13U100, 13U200
11. Install three hex flange screws to fasten wire guard or
stamped guard to muffler. Tighten wire guard screws
to 30-50 lb-in (3.4-5.7 N-m). Tighten stamped guard
screws as follows.
Muffler Stamped Guard Screws
Models
130G00, 131G00, 13R200
13U100, 13U200
Torque
80-110 lb-in (9-12.4 N-m)
195-266 lb-in (22-30 N-m)
Torque
80-110 lb-in (9-12.4 N-m)
27-44 lb-in (3-5 N-m)
12. If equipped, install spark arrester as follows:
A. Install screening element into spark arrester.
B. Orient spark arrester as noted before removal.
NOTE: Spark arrestor is installed in either the 9
o'clock or the optional 6 o'clock position.
C. If stamped guard, start two screws to install spark
arrester and muffler adapter.
D. If wire guard, install single screw to fasten spark
arrester to muffler.
E. Tighten screw(s) as follows.
Stamped/Wire Guard Spark Arrester Screw(s)
Models
130G00, 131G00, 13R200
13U100, 13U200
13. If equipped, install muffler deflector as follows:
A. Orient muffler deflector as noted before removal.
NOTE: Muffler deflector is installed in either the 9
o'clock or the optional 6 o'clock position.
B. If stamped guard, start two screws to install muffler
deflector. Tighten screws as follows.
Stamped Guard Muffler Deflector Screws
Models
130G00, 131G00,
13R200
13U100, 13U200
C. If wire guard, install single screw to fasten muffler
deflector to muffler. Tighten screw to 8-12 lb-in
(0.9-1.4 N-m).
Torque
71-124 lb-in (8-14 N-m)
27-44 lb-in (3-5 N-m)
Torque
8
25-35 lb-in (2.8-4 N-m)
27-44 lb-in (3-5 N-m)
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