Service Manual

325/328 Excavator
13 Operation and Maintenance Manual
OPERATOR CAB (ROPS/TOPS) (CONT’D)
Heating and Ventilation
There are two HVAC ducts that the operator can choose
to install.
Figure OI-27
The small duct (Item 1) [Figure OI-27] is standard for
heater use.
NOTE: The air conditioner duct can be ordered and
used on heater models.
Figure OI-28
The large duct (Item 1) [Figure OI-28] is optional.
NOTE: This duct can be removed for improved
operator visibility.
Figure OI-29
Remove the screw (Item 1) and pull straight up to remove
the duct (Item 2) [Figure OI-29].
Figure OI-30
Place the air conditioning duct (Item 1) on the housing
and over the locking stud (Item 2) [Figure OI-30].
Install the screw (Item 3) [Figure OI-30].
Figure OI-31
Fully seat the duct and rotate the lock (Item 1)
[Figure OI-31].
P-42587
1
P-42588
1
P-42587
1
1
P-42588
2
1
3
P-42590
1