Radiator & Oil Cooler; Tires - Jacobsen HR 9016 Turbo Parts & Maintenance Manual

4 MAINTENANCE
4.16 RADIATOR & OIL COOLER _________________________________________________
!
WARNING
To prevent serious bodily injury from hot coolant or
steam blow-out, never attempt to remove the radiator
cap while the engine is running. Stop the engine and
wait until it is cool. Even then, use extreme care when
removing the cap.
!
CAUTION
Do not pour cold water into a hot radiator. Do not operate
engine without a proper coolant mixture. Install cap and
tighten securely.
Check coolant level daily. Radiator should be full and
recovery bottle should be up to the cold mark.
If you have to add coolant more than once a month, or
add more than one quart at a time, have a Jacobsen
Dealer check the cooling system.
Drain and refill annually. Remove the radiator cap and
remove the lower radiator hose. Empty and clean the
recovery bottle.
Mix clean water with ethylene glycol based anti-freeze for
the coldest ambient temperature. Read and follow the
instructions on the anti-freeze container and engine
manual.
Keep screen, oil cooler, and radiator air passages clean.
Use compressed air (30 psi (2.06 BAR) maximum) to
clean the fins.
Front Screen
Inspect front screen (B) daily and clean as required to
remove grass clippings, leaves and other debris that may
restrict air flow through oil cooler and radiator.

4.17 TIRES ___________________________________________________________________

!
CAUTION
Unless you have the proper training tools and
experience, DO NOT attempt to mount a tire on a rim.
Improper mounting can produce an explosion which may
result in serious injury.
1. Keep tires properly inflated to prolong tire life. Check
inflation pressure while the tires are cool. Inspect
tread wear.
en-26
To remove screen, remove end cap (A) from left side of
oil cooler. Slide screen out from side and blow out from
back side using compressed air.
Oil Cooler and Radiator
Inspect oil cooler and radiator daily and clean as required
to maintain good air flow.
1. Remove screen (B) from front of oil cooler.
2. Unfasten knobs (C) located on top of oil cooler
and remove plastic shield (D) from front of oil cooler.
3. Replace front screen and shields, and install knobs
on top of oil cooler to secure assembly in place.
C
F
D
B
2. Check pressure yearly. Use an accurate, low
pressure tire gauge.
3. Keep tires inflated to proper pressure
Mower: 20-22 psi (1.38 -1.52 BAR)
Decks: 20-25 psi (1.38 -1.73 BAR)
E
A
HR008
Figure 4F