DrDriivve e uunniit t / / RReeppaaiir r iinnssttrruuccttiioonns s / / DDrriivve e mmoottoorr 55..55
ATLET SERVICE MANUAL A-ERGOATLET SERVICE MANUAL A-ERGO
Assembling the drive motorAssembling the drive motor
1.1. TigTighten hten the the gear gear wheewheel on l on the mthe motor otor shaft. shaft. TTighteightening ning torqtorque 50 ue 50 Nm.Nm.
2.2. ApApplply oy oil il on on ththe se seaealiling ng riringng..
3.3. CarefCarefully loully lower thwer the moe motor dotor down in wn in the gethe gearboxarbox, the , the gear wgear wheel cheel can be an be damagdamaged!ed!
TTo simplify assembly 3 screws o simplify assembly 3 screws without heads can be fitted without heads can be fitted in three of the in three of the 8 screw8 screw
holes and used as guide pins.holes and used as guide pins.
4.4. ScrScrew tigew tight thht the mote motor on thor on the geae gearborbox (remx (remove aove any guny guidide scre screwsews).).
5.5. CoConnnnecect at all ll ththe e cacablblining.g.
6.6. RefiRefit tt the he concontrotrol unl unit it papanel nel and and tigtightehten in it.t.
Dismantling drive motorDismantling drive motor
1.1. RemRemove ove ththe moe motor tor frofrom thm the mae machichine hne housousinging, se, seee “Disma“Dismantling the ntling the drive motor”,drive motor”,
page 5.4page 5.4..
2.2. ReleaRelease thse the beae bearing pring plates lates and roand rotortor. Sinc. Since the te the tachomachometer eter is builis built into t into the bethe bearingaring
on the non-driving side of the motor, great care must be exercised to avoid damag-on the non-driving side of the motor, great care must be exercised to avoid damag-
ing it.ing it.
3.3. ReplacReplace the e the motor motor bearibearing. Preng. Press oss on the n the inner inner ring. Sring. Slowly hlowly heat teat the behe bearing aring to max to max 50°.50°.
Important!Important!
The motor bearings should always be The motor bearings should always be replaced when reconditioning the motor toreplaced when reconditioning the motor to
ensure continued reliable operation.ensure continued reliable operation.
4.4. The hoThe housinusing is spg is sprayerayed with d with cleancleaning fing fluid, sluid, see secee section 3tion 3, and t, and then bhen blown lown dry; afdry; afterter
the housing has dried carry out an insulation test.the housing has dried carry out an insulation test.
5.5. Check Check that tthat the inshe insulatiulation is on is satissatisfactofactoryry. Mea. Measure thsure the resie resistanstance bece between tween coil acoil andnd
stator housing, see specification in section 1 for correct value. If the rstator housing, see specification in section 1 for correct value. If the resistance isesistance is
lower the motor must be lower the motor must be blown clean and tested again.blown clean and tested again.
Assembly drive motorAssembly drive motor
1.1. AssemAssemble in ble in the rethe reversverse orde order to der to dismaismantlingntling. Note . Note that that the “kthe “knob” nob” on thon the beae bearingring
should be fitted in the bevel on the should be fitted in the bevel on the plate.plate.
2.2. The nThe nut fout for the r the pinpinion oion on thn the moe motor stor shafhaft are tt are tigightehtened ned toto
50 Nm50 Nm
..
Storage of the drive motorStorage of the drive motor
Machines in storage that wiMachines in storage that will not to be used within a month, must be given special ll not to be used within a month, must be given special attentionattention
so that problems do not occur when they are to be used again. Dust, dirt, condensation andso that problems do not occur when they are to be used again. Dust, dirt, condensation and
moisture that occurs during large variations in temperature, as well as problems with rustmoisture that occurs during large variations in temperature, as well as problems with rust
and oxidisation, must be prevented. Motors should therefore be protected with waxed pa-and oxidisation, must be prevented. Motors should therefore be protected with waxed pa-
TighteningTightening
torque:torque:
50 Nm50 Nm
TighteningTightening
torque:torque:
50 Nm50 Nm
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