Pre-Start - Exmark Viking Hydro Operator's Manual

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4.1.12 Drive Wheel Release Valves: Located on the top rear corner of the hydrostatic
4.1.13 Cold Start Kit: Located on the right hand side of engine deck, below and slightly
4.1.14 Tracking Adjustment Knob: Located on the right-hand side of the rear of the fuel

4.2 PRE-START

4.2.1 Fill fuel tank. For best results use only clean fresh regular grade unleaded
4.2.2
4.2.3
4 3 OPERATING INSTRUCTIONS
.
4.3.1
4.3.2
pumps. Drive wheel release valves are used to release the hydro-static drive system
to allow the machine to be moved by hand without the engine running. With a 5/8"
wrench, turn valves one turn counterclockwise to release the drive system.
Turn clockwise to reset the drive system. Do Not over-tighten.
ahead of the hydro control shield. The cold start kit is used to ease the starting
of the unit in cold weather or when the unit has not been operated for a period of
time. The cold start kit moves the idler pulley away from the pump belt, releasing
the tension on the belt which allows the engine to turn over with less resistance.
See Section 4.3.2.
tank support. Can be adjusted so that machine will "track" straight ahead with
drive levers released.
gasoline with an octane rating of 87 or higher. Regular grade leaded gasoline
may also be used; however, combustion chamber and cylinder head will require
more frequent service. See Engine Owner's Manual.
Do not add oil to gasoline.
Do not overfill fuel tank. Never fill the fuel tank so that the fuel level rises above a
level that is 1/2" (1.3 cm) below the bottom of the filler neck to allow for fuel
expansion and prevent fuel spillage.
Refer to Maintenance and Adjustment Section 5.1 and perform all of the
necessary inspection and maintenance steps.
Make sure you understand the controls, their locations, their functions, and their
safety requirements.
Read the Engine Owner's Manual carefully for detailed operating instructions
and maintenance regarding the engine.
Before attempting to operated the unit, refer to Section 1 (Safety) and follow all
safety, operating, and preparation guidelines as stated in that section.
Starting Engine: Operator must have PTO disengaged and speed control
lever in neutral.
Lock drive levers in neutral and engage park brake.
Open fuel shut-off valve.
NOTE: A cold weather starting kit has been added for ease of starting in
either cold weather or when the unit has not been run for a period of time.
To use cold start kit:
a) Pull split ring straight out the side of the unit, and hook the ring over the
lower front hydro control shield bolt.
b) Start engine. Refer to the following guidelines for further starting suggestions.
To engage pump drive (disengage cold start kit):
a) Pull chain straight out from the side of the unit until the split ring can be
removed from the bolt.
SLOWLY release tension on chain.
Pull out the choke control. Place the throttle control midway between the "Slow"
and "Fast" positions. Turn the key switch to the "Run" position.
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