MERCARB 2 BARREL CARBURETOR - 5B-2190-823225--1 1096
7. Place accelerator pump spring in pump well.
72402
a
a - Accelerator Pump Spring
AIR HORN ASSEMBLY
IMPORTANT: Accelerator pump assembly MUST
BE installed correctly. If pump assembly is in-
stalled incorrectly, top of pump assembly will
contact air horn casting.
1. If accelerator pump assembly was removed from
pump lever, secure pump assembly to pump le-
ver with washer and retainer clip, as shown.
72409
b
c
a
a - Pump Assembly
b - Retainer Clip
c - Pump Lever
2. Insert pump shaft and lever assembly (and wash-
er) into air horn; then, align indexed hole in pump
lever with shaft and lever assembly and slide
shaft all the way into lever so that shoulder on
shaft is hitting lever. Tighten setscrew securely.
72398
b
c
a
a - Set Screw
b - Lever Assembly
c - Pump Assembly
3. Install needle seat and gasket. Tighten securely.
72289
b
c
a
a - Needle Seat
b - Gasket
c - Screwdriver
IMPORTANT: Float needle and needle seat are
factory matched and tested and should be re-
placed as a set only.
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