Checking Altitude Compensator; Accelerator Cable Adjustment; Adjusting Accelerator Cable And Pedal Height - Mazda 1983 RX7 Service Manual

NOTE: Altitude compensator must be checked at altitudes of
1640-4920 feet.
1) Remove air cleaner and start engine. Engine should run
smoothly at specified idle. Place finger over slow port on carburetor
air horn; idle speed should drop.
2) If idle speed did not drop, remove compensator valve and
blow through both ports. Air should pass through compensator valve.
If not replace altitude compensator valve.
Fig. 8:

Adjusting Accelerator Cable and Pedal Height

ACCELERATOR CABLE ADJUSTMENT

1) Check accelerator pedal position. Pedal should be
1.5-1.9" (37-47 mm) lower than brake pedal. See Fig. 8. If necessary,
adjust nut "A" to obtain correct position.
2) Cable free play at carburetor should be .04-.12" (1-3
mm). To adjust free play, adjust nut "B". Depress accelerator to
floor and check that throttle valves are wide open. If necessary,
adjust stop bolt "C".
OVERHAUL
NOTE: Disassembly and assembly procedures will vary from vehicle
to vehicle due to emissions equipment and type of
transmission. Some carburetors may not have all parts
referred to in the following procedures.
DISASSEMBLY
1) Remove vacuum sensing tubes for altitude compensator
CARBURETOR - NIKKI 4-BBL
Article Text (p. 6)
1983 Mazda RX7
For www.iluvmyrx7.com
Copyright © 1998 Mitchell Repair Information Company, LLC
Sunday, August 26, 2001 05:52PM