Liquid Cooling System (425) - Arctic Cat 350 2011 Service Manual

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1. Remove the input and output hoses from the fit-
tings on the cooler.
CAUTION
Elevate and secure the hoses to avoid oil spillage.
2. Remove the cap screws securing the oil cooler to
the frame. Account for grommets.
3. Remove the oil cooler from the frame.
INSTALLING
1. Place the cooler into position in the frame.
2. Secure the cooler to the frame with the cap screws
and grommets.
3. Install the hoses onto their respective fittings and
secure with the clamps.
Liquid Cooling System
(425)
When filling the cooling system, use premixed Arctic
Cat Antifreeze. While the cooling system is being
filled, air pockets may develop; therefore, run the
engine for five minutes after the initial fill, shut the
engine off, and then fill the cooling system to the bot-
tom of the stand pipe in the radiator neck.
CAUTION
After operating the ATV for the initial 5-10 minutes,
stop the engine, allow the engine to cool down, and
check the coolant level. Add coolant as necessary.
RADIATOR
Removing
1. Drain the coolant at the engine.
2. Remove the front rack and body panel (see Section
8).
3. Remove the upper and lower coolant hoses; then
remove the fill hose and air bleed hose.
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4. Remove the cap screws securing the radiator to the
frame.
5. Disconnect the fan wiring from the main wiring
harness; then remove the radiator/fan assembly
and account for the grommets and collars.
6. Remove the fan/fan shroud assembly from the
radiator.
Cleaning and Inspecting
NOTE: Whenever a part is worn excessively,
cracked, or damaged in any way, replacement is
necessary.
1. Flush the radiator with water to remove any con-
taminants.
2. Inspect the radiator for leaks and damage.
3. Inspect all hoses for cracks and deterioration.
4. Inspect all fasteners and grommets for damage or
wear.
Installing
1. Position the fan/fan shroud assembly on the radia-
tor; then secure with existing hardware.
2. Place the radiator with grommets and collars into
position on the frame; then install the cap screws.
Tighten securely.
3. Install the upper and lower coolant hoses, fill hose,
and air bleed hose; then secure with hose clamps.
4. Install the front body panel and rack (see Section
8).
5. Fill the cooling system with the recommended
amount of antifreeze. Check for leakage.
6. Connect the fan wiring to the main wiring harness.
Section
Table of Contents
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AF734D
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