CASE CONSTRUCTION CX80C - Page 181

6-MAINTENANCE
5.Turntheprimingpumphandle(2)counter-
clockwise.Thehandle(2)springsupdueto
theforceofthespringinsidethehandle.
6.Pushthehandle(2)todrainthefuelwithair
bubblesmixedinfromthedrainhose(3).This
operationalsoassiststheelectromagneticfeed
pump(4).Continuepushingthehandle(2)until
therearenomoreairbubblesinthefuel.
SMIL13CEX2768AB7
SMIL13CEX2767AB8
7.Whentheairbleedingiscomplete,turnthe
starterswitchtoOFFposition.
8.Tightentheairbleedscrew(1).Whenthehan-
dlebecomesdifculttoturn,airbleedingis
complete.
Airbleedscrewtighteningtorque:
8.0-12.0N·m(5.9-8.9lbft)
9.Returntheprimingpumphandle(2)backtoits
originalposition.
10.TurnthestarterswitchONtooperatetheelec-
tromagneticfeedpump(4)foratleast30sto
drainthecontaminant(impurities)insidefuel
lines.
11.TurnthestarterswitchOFF.
12.Returnthefuelmainltervalve(B)toitsorigi-
nalposition.
13.Wipeoffanyspilledfuel,starttheengine,and
checkforanyfuelleaks.
SMIL13CEX2769AB9
6-35