Great Dane GBKH2761S Lawn Mower User Manual


 
Service Transmission - 27
SERVICE TRANSMISSION
11.Start engine.
12.Move throttle lever to 3/4-throttle position.
13.Unlock the park brake.
14.Run engine in full forward position for several minutes and then cycle
motion control levers forward and rearward several times. Check for leaks
around filter.
15.Stop engine. Check oil level. Add oil as necessary.
Cleaning Hydraulic Pump Cooling Fins
1.Park machine safely. (See Parking Safely in the SAFETY section.)
2.Clean hydraulic oil cooler fins (A) on each hydraulic pump with a rag,
brush, or compressed air.
Removing and Installing Traction Drive Belt
1.Park machine safely. (See Parking Safely in the SAFETY section.)
2.Remove mower deck drive belt.
Picture Note: Drive belt routing as viewed from top of machine.
A- 1/2 in. Square Opening
B- Tension Arm
C- Traction Drive Belt
D- Engine Drive Sheave
E- Tension Idler Sheave
F- Hydraulic Pump Sheave
3.Using a 1/2 in. drive breaker bar and extension, insert end of extension
in 1/2 in. drive square opening (A) in tension arm, and carefully move
tension arm (B) counter-clockwise to release belt tension.
4.Remove drive belt (C).
5.Install new drive belt.
6.Install mower deck drive belt as shown.
Checking and Adjusting Motion Control Linkages
CAUTION: Avoid injury! Engine exhaust fumes contain
carbon monoxide and can cause serious illness or death.
Move the machine 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.
CAUTION: Avoid injury! Help prevent serious bodily injury.
Remain alert to other people and the surroundings when
operating the machine.
CAUTION: Avoid injury! Compressed air can cause debris to
fly a long distance.
•Clear work area of bystanders.
•Wear eye protection when using compressed air for
cleaning purposes.
•Reduce compressed air pressure to 210 kPa (30 psi).
IMPORTANT: Avoid damage! To ensure proper cooling, keep the
cooling fins clean at all times. Operating the machine with
obstructed cooling fins could cause damage due to overheating.
CAUTION: Avoid injury! Fingers and hands can be pinched or
crushed. Keeps hands clear of sheave and belt pinch points
when servicing belt.
CAUTION: Avoid injury! Do not attempt this adjustment
unless you are a qualified and properly trained technician.
Improper adjustment can result in an unsafe machine.