Toro Groundsmaster 4100-D Service Manual page 31

Removal
CAUTION
The muffler and exhaust pipe may be hot. To
avoid possible burns, allow the engine and ex-
haust system to cool before working on the muf-
fler.
1. Park machine on a level surface, lower cutting unit,
stop engine, engage parking brake, and remove key
from the ignition switch.
2. Remove muffler and/or muffler bracket from the en-
gine as necessary using Figure 5 as a guide.
Installation
IMPORTANT: If exhaust studs were removed from
engine cylinder head, thoroughly clean threads in
head and apply Loctite #277 (or equivalent) to stud
threads before installing studs into head.
NOTE: Make sure muffler flange and exhaust manifold
sealing surfaces are free of debris or damage that may
prevent a tight seal.
1. Install new gasket if original gasket is damaged or
torn.
IMPORTANT: Failure to follow the suggested muf-
fler fastener sequence may result in premature muf-
fler failure.
2. Install muffler and/or muffler bracket to the engine
using Figure 5 as a guide. Hand tighten and then torque
the following fasteners from 16 to 22 ft--lb (21 to 29 N--m)
in the sequence listed (Fig. 6):
A. Locknuts used on rubber hanger cap screws.
B. Flange nuts that secure muffler to muffler brack-
et.
C. Flange head screws that secure muffler flange to
engine.
D. Flange nuts that secure muffler bracket to en-
gine.
3. Tailpipe should have equal clearance between frame
and engine after installation.
Groundsmaster 4100--D
Rev. F
Page 3 - - 9
3
2
4
1
Figure 6
Kubota Diesel Engine (Rev. A)