6-22 DK451/501/551
A12O631A
Check to ensure the radiator hoses are
free from damage and are tightened prop-
erly every 200 hours or every 6 months,
whichever comes first.
1. If the hose clamps are loose or water
l e a k s f r o m h o s e , t i g h t e n c l a m p s
securely.
2. If the radiator hoses are swollen,
h a r d e n e d , c r a c k e d , o r o t h e r w i s e
damaged, you must replace the hose.
It is a good practice to replace the radia-
tor hoses once every two years.
(1) Radiator Hose Lower
(2) Radiator Hose Upper
PRECAUTION AT OVERHEATING
Take the following actions in the event
the coolant temperature be nearly or
more than the boiling point, what is called
“Overheating”.
1. Stop the machine operation in a safe
place and keep the engine unloaded
idling.
2. Don’t stop the engine suddenly, but
stop it after about 5 minutes of un-
loaded idling.
3. Keep yourself well away from the
machine for further 10 minutes or while
the steam blown out.
4. Checking that there is no danger of
burn, get rid of the causes of over-
heating according to the manual, see
“Troubleshooting” section, and then,
start the engine again .
EVERY 200 HOURS
REPLACING ENGINE OIL FILTER
1. Look at page 6-10.
REPLACING HYDRAULIC OIL
FILTER
1. Look at page 6-11.
CHECKING RADIATOR HOSE AND
CLAMP
A12O630A
CHECKING INTAKE AIR LINE
1. If the hose clamps are loose hose,
tighten clamps securely.
2. If the hoses and clamps are damaged,
you must replace them at once.
Summary of Contents for DK451
Page 4: ......
Page 8: ......
Page 22: ...1 14 DK451 501 551 TRACTOR SAFETY LABELS A12O131A DK451 ...
Page 23: ...SAFETY PRECAUTIONS 1 15 DK451C A12O132A ...
Page 24: ...1 16 DK451 501 551 DK501 DK551 A12O133A ...
Page 25: ...SAFETY PRECAUTIONS 1 17 DK501C DK551C A12O132A ...
Page 28: ...1 20 DK451 501 551 12 T2615 54112 15 T4817 52201 16 T2615 53561 ...
Page 29: ...2SERVICING OF TRACTOR SERVICING ...
Page 31: ...3SPECIFICATIONS SPECIFICATIONS TRAVELING SPEED ...
Page 70: ...4 34 DK451 501 551 ...
Page 96: ...5 26 DK451 501 551 A12O533A DK451 DK501 DK551 ...
Page 98: ...5 28 DK451 501 551 ...
Page 130: ...6 32 DK451 501 551 ...
Page 131: ...7STORAGE STORAGE REMOVING THE TRACTOR FROM STORAGE ...
Page 134: ...7 4 DK451 501 551 ...
Page 135: ...8TROUBLESHOOTING ENGINE TROUBLESHOOTING TRACTOR TROUBLESHOOTING BATTERY TROUBLESHOOTING ...
Page 142: ...8 8 DK451 501 551 ...
Page 143: ...INDEX 9INDEX ...
Page 150: ...9 8 DK451 501 551 ...