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Maintenance
WARNING
Fuel system components are under high
pressure. The use of damaged or improper
components can cause system failure, fuel
leakage, and possible explosion, which may
result in serious injury or death.
• Do Not attempt to repair or modify the
valves, fittings, or other tank components.
• ONLY use the Exmark approved LPG
tank, fittings, and hoses that were
designed for your mower.
6. Inspect the filled tank valve and fitting openings
for dirt, debris, or damage.
7. Inspect the tank hose connection fitting for
damaged or missing o-rings.
8. Make sure the replacement tank type and size
match the tank specification decal.
9. Align the center hole over the mounting pin that
points straight up on the mower as shown in
Figure 26.
Figure 26
1. Tank collar
2. Mounting pin
Important: Valves and gauges may not
function properly if the LPG tank is not
installed correctly.
10. Latch the brackets and make sure the tank is
securely fastened to the mower.
11. Carefully connect the fuel hose. Make sure the
hose is not kinked.
12. Slowly open the fuel valve to equalize the pressure
in the tank. If the fuel valve is opened too quickly,
3. Center hole
the pressure relief valve is equipped with a back
pressure check valve that will shut off the fuel
supply. If this happens, close the fuel valve
completely and wait five seconds. Slowly open
the fuel valve.
13. Check for leaks as described in the Inspection
section in Safety.
Change Hydraulic System
Filter and Fluid
Service Interval: Every 500 hours
Note: Only use Exmark Hydro Filter–Part No.
116-0164 for summer or winter.
1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
2. 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.
3. Remove the pump drive belt.
4. Place a catch pan under the hydro.
5. Carefully clean area around the filters. It is
important that no dirt or contamination enter the
hydraulic system.
6. Using a socket, unscrew filters to remove and
allow oil to drain.
7. Before installing the new filters, apply a thin coat
of Exmark Premium Hydro Oil on the surface
of the two rubber seals.
8. Install the new filters and torque to 14 ft-lb (19
N-m).
9. Fill the hydraulic system as stated in Check
Hydraulic Oil Level section.
40
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