Arctic Cat 660 cc, Service Manual

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4-14
8. Carefully remove the fuel pump and fuel pickup
from the gas tank.
INSTALLING
1. Carefully place the fuel pickup and fuel pump into
the gas tank making sure the fuel pickup is
properly positioned on the bottom of the gas tank
with the longer section of the pickup toward the
rear of the gas tank.
2. Making sure the fuel pump housing seal is
properly positioned, secure the fuel pump to the
gas tank with the existing retaining nut using Fuel
Pump Socket Wrench (p/n 0644-364). Tighten to
3.9 kg-m (28 ft-lb).
0738-514
3. Connect the fuel pump wiring harness.
4. Connect the “supply” and “return” gasline hoses to
the proper fuel pump fittings. Secure the hoses
with the existing hose clamps. Tighten securely.
5. On the Touring/Trail, move the seat forward and
secure the rear of the seat to the tunnel with
existing hardware.
„
NOTE: On the Bearcat, secure the gas tank to the
seat-base with existing hardware and install the
seat.
6. Install the console using existing hardware (see
Section 7).
Troubleshooting Fuel
System
(660 cc)
Problem: Engine Loads Up/Runs Rough/Black Smoke
Condition Remedy
1. Diagnostic trouble code
2. Fuel pressure too high
3. Fuel return hose obstructed
4. Air filter - intercooler plugged with ice - snow
1. Replace problem sensor
2. Replace regulator
3. Service — replace hose — remove obstruction
4. Clean air filter — intercooler — locate intake
leak
Problem: Fuel Starvation/Engine Bogs or Dies
Condition Remedy
1. Diagnostic trouble code
2. Fuel pressure too low
3. Vent hose obstructed
4. Fuel filter obstructed
1. Replace problem sensor
2. Replace regulator/fuel pump
3. Remove obstruction
4. Replace fuel filter