BOMBARDIER Johnson 90 Service Manual page 316

LOWER UNIT
ASSEMBLY ANO INSTALLATION - 90/115
NOTE:
Before install shift rod guide housing assembly, bring sbiñer
yoke to neutral positíon by turning shíft rod.
5. lnstall shitt rod guide housing assembly by aligning
shifter yoke with groove in horizontal slider, then tighten
three housing bolts securely.
6. Turn shift rod from neutral position to forward and reverse
position to check proper gear engagement.
Leakage Check
Check for leakage of oil seal and 0-ring when applying air
pressure inside of gearcase.
1®1
Stevens S-34 gearcase pressure tester
772269: Gearcase adapter
Procedure
1. lnstall oil leakage tester into oíl level hole.
2. Connect a hand air pump to oil leakage tester.
3. While rotate driveshaft and propeller shaft clockwise sev­
era! times, apply specified pressure for leakage test.
Horizontal slider
NOTE:
Apply low initial pressure of
20 - 40
kpa,
(0.2 - 0.4
kglcm2;
2.
8 - 5.
7
psi) tirst, then apply specified pressure.
Leakage test pressure: 100 kPa (1.0 kg/cm
2 ;
14.2 psi)
IACAUTION
1
Do not exceed pressure of 11 O kPa (1.1 kg/cm
2
;
15.6 psi)
or damage to oíl seals will result.
4. Once stabilized, pressure should remain steady for at
least 5 min. lf pressure does not fall, sealing performance
is correct.
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