Great Dane GDRZ25KHE Lawn Mower User Manual


 
Service Transmission - 15
SERVICE TRANSMISSION
Service Transmission
Avoid Fumes
Transmission Oil
Use only Quaker State® 5W-50 or Mobil-1® 15W-50 all
synthetic oil.
Checking Transmission Oil Level
1. Park machine safely. (See Parking Safely in the Safety
section.)
2. Remove the hydraulic reservoir cap. The oil level should
be 76 mm (3 in.) from the top of the filler pipe. Add oil as
needed.
Changing Transmission Oil and Filter
1. Park machine safely. (See Parking Safely in the Safety
section.)
2. Allow engine and hydraulic reservoir to cool.
3. Clean area around the reservoir filler cap, and remove
the filler cap from the reservoir.
MX9233
4. Turn hydraulic filter (A) counterclockwise to remove, and
drain oil into a properly marked container with a capacity of
at least 7.5 L (2.0 gal).
5. Apply a film of clean oil to gasket of new filter.
6. Install filter. Turn filter clockwise until gasket makes
contact with the mounting surface. Tighten 1/2 to 3/4 turn
after contact.
7. Fill reservoir with approximately 2.8 L (3 qt) (low-profile
tank) or 3.8 L (4 qt) (high-profile tank) of oil.
8. Install reservoir cap.
9. Bleed air from hydraulic system.
Adjusting Transmission Neutral Position
1. Park machine safely. (See Parking Safely in the Safety
section.)
2. Raise drive wheel off the ground and securely support
the machine, and block caster wheels.
3. Start and run the engine until it reaches normal
operating temperature.
4. Observe wheel movement as control levers are moved
back and forth. The wheels should travel in the correct
direction as the levers are moved.
c CAUTION: Avoid injury! Engine exhaust fumes
contain carbon monoxide and can cause
serious illness or death.
Move the vehicle to an outside area before
running the engine.
Do not run an engine in an enclosed area
without adequate ventilation.
Connect a pipe extension to the engine
exhaust pipe to direct the exhaust fumes out of
the area.
Allow fresh outside air into the work area to
clear the exhaust fumes out.
IMPORTANT: Avoid damage! Contamination of
hydraulic fluid could cause transmission damage or
failure. Do not open oil reservoir cap unless
absolutely necessary.
c CAUTION: Avoid injury! Machine must be
safely supported on jackstands before
removing or installing wheels. Do not use a
hoist or floor jack to support the machine.
A