Great Dane GDRZ52-25KHE Manual De Usuario
Service Transmission - 32
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.
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.)
section.)
MX13120
2. Clean hydraulic oil cooler fins (A) on each hydraulic
pump with a rag, brush, or compressed air.
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.)
section.)
2. Remove mower deck drive belt (48-, 52 and 61-inch
mower decks), or engine-to-deck drive belt (72-inch mower
decks).
mower decks), or engine-to-deck drive belt (72-inch mower
decks).
MX9232
Picture Note: Drive belt routing as viewed from top
of machine.
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.
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).
c
CAUTION: Avoid injury! Engine exhaust fumes
contain carbon monoxide and can cause
serious illness or death.
serious illness or death.
Move the machine to an outside area before
running the engine.
running the engine.
Do not run an engine in an enclosed area
without adequate ventilation.
without adequate ventilation.
•
Connect a pipe extension to the engine
exhaust pipe to direct the exhaust fumes out of
the area.
the area.
•
Allow fresh outside air into the work area to
clear the exhaust fumes out.
c
CAUTION: Avoid injury! Help prevent serious
bodily injury. Remain alert to other people and
the surroundings when operating the machine.
the surroundings when operating the machine.
c
CAUTION: Avoid injury! Help prevent injury
from foreign particles when using compressed
air for cleaning purposes, clear area of
bystanders, and wear personal eye protection
to guard against flying debris.
air for cleaning purposes, clear area of
bystanders, and wear personal eye protection
to guard against flying debris.
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.
cooling, keep the cooling fins clean at all times.
Operating the machine with obstructed cooling fins
could cause damage due to overheating.
A
C
A
B
D
E
F
F