Alfa Laval Gunclean Toftejorg T-82, Инструкция по эксплуатации

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Instruction Manual, Gunclean Toftejorg T-82 Page 45
Standard machines and machines delivered with ATEX certification
in accordance with Directive 94/9/EC
IM-TE91A052-EN4
Trouble Shooting Guide
(continued)
Possible causes Action
e). Gearbox jammed/sluggish Remove foreign material from Gearbox. Check
rotation of shafts. If restriction is recognized,
disassemble gearbox (see page 34) and remove
material build up, especially on 2nd stage Worm
wheel and mating Collar bushes. Also check Ball
bearing.
f). Hub jammed/sluggish Disassemble Hub Subassembly (see page 30).
Remove foreign material inside Hub. Clean Ball
races and Ball retainer with balls. Also clean nose
of Body.
Wear
a). Ball bearings Check that Ball bearings have only minor axial or
radial movement and can be rotated freely without
any resistance.
b). Bush in Stem See page 23 - 24.
c). Worm wheels See page 23 - 24.
d). Collar bushes See page 23 - 24.
e). Turbine shaft Check clearance in Bush and in Ball bearing.
Transverse movement in Bush should not exceed
0.5 mm. Also inspect worm for wear.
f). Horizontal shaft
Check clearance in Collar bushes. Transverse
movement should not exceed 0.5 mm. Also inspect
worm for wear.
Mechanical defects
a). Worm wheel/Teeth broken Replace Worm wheel.
b). Worm wheel can rotate on Horizontal
shaft/Pinion due to damaged driver faces.
Replace Worm wheel.
c). Damaged teeth on Gear Inspect teeth on Stem and Bevel gear for
deformation. Mount Hub and Stem in Body (see
page 30 and 32). Hold Body in upside down
position and rotate Hub to check that Bevel gears
can work together. If damaged: Replace Stem
and/or Bevel gear.