Service Manual
Table Of Contents
ZT-2800
®
/ZT-3100
®
/ZT-3200
TM
/ZT-3400
®
11
pro
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Note: Before draining oil ensure the oil that will
be removed is at ambient temperature before
doing so. Units equipped with an internal ex-
pansion tank will retain oil that has expanded
due to an increase in temperature and may
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Reference
page10forremoval.
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5.
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Note: For units that do not have an external
expansion tank remove the ll port plug on the
top of the housing (gure 6).
Note: For units that do not have an external
expansion tank replace the ll port plug on the
top of the housing (gure 6), torque to 120 in. lbs.
and proceed to the purge procedure on page 12.
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-
FLUID CHANGE PROCEDURE
Figure 5, Unit Without Internal Expansion Tank Figure 6, Unit With Internal Expansion Tank
Breatherventonunitsequippedwith
internalexpansiontank.