Exmark E-Series - Manual (Page 33)

Maintenance
1. Stop engine, wait for all moving parts to stop, and
remove key or spark plug wire(s). Engage parking
brake.
2. Remove the filter from the vent hose.
3. Insert a new filter into the end of the vent hose.
Change Hydraulic System
Filter and Fluid
Service Interval: After the first 100 hours
Every 500 hours thereafter
(Every 250 hours if using
Mobil 1 15W50)
1. Stop engine, wait for all moving parts to stop, and
allow engine to cool. Remove key and engage
parking brake.
2. Locate the two filters under the transmissions.
Remove filter guards.
3. Carefully clean area around filters. It is important
that no dirt or contamination enter hydraulic
system.
4. Unscrew filters to remove and allow oil to drain
from drive system.
Important: Before reinstalling new filters,
apply a thin coat of Exmark Premium Hydro
Oil on the surface of the filters rubber seal.
Turn the filters clockwise until rubber seal
contacts the filter adapter then tighten the filter
an additional 3/4 to 1 full turn.
5. Remove the vent plug on each transmission and
fill through expansion reservoir, when oil comes
out of vent reinstall plug.
Exmark Premium Hydro Oil is recommended.
Refer to the chart for an acceptable alternative:
Hydro Oil Change Interval
Exmark Premium Hydro
Oil (Preferred) 500 Hours
Mobil 1 15W50 250 Hours
Torque plugs to 180 in-lb (244 N-m). Continue to
add oil until it reaches the FULL COLD line on
the expansion reservoir.
Figure 22
1. Oil filter 3. Left rear tire
2. Vent plug
6. Raise the rear of machine up and support with
jack stands (or equivalent support) just high
enough to allow drive wheels to turn freely.
CAUTION
Raising the mower deck for service or
maintenance relying solely on mechanical
or hydraulic jacks could be dangerous. The
mechanical or hydraulic jacks may not be
enough support or may malfunction allowing
the unit to fall, which could cause injury.
Do Not rely solely on mechanical or hydraulic
jacks for support. Use adequate jack stands
or equivalent support.
7. Start engine and move throttle control ahead to
1/2 throttle position. Disengage parking brake.
WARNING
Engine must be running and drive wheels
must be turning so adjustments can be
performed. Contact with moving parts or hot
surfaces may cause personal injury.
Keep fingers, hands, and clothing clear of
rotating components and hot surfaces.
A. With the bypass valve open and the engine
running, slowly move the directional control
in both forward and reverse (5 or 6 times).
B. With the bypass valve closed and the engine
running, slowly move the directional control
in both forward and reverse directions (5 to
6 times). Check the oil level, and add oil as
required after stopping the engine.
C. It may be necessary to repeat steps A and
B until all the air is completely purged from
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