Nidec LEROY-SOMER FFB Series, Руководство по обслуживанию

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15
en
OPTIONS
FFB Brake Motors Maintenance Guide
5287 en - 2019.07 / d
6.6 - Speed and position feedback devices
- Exploded view FFB brake + incremental or absolute encoder (Aluminium: size 71 to 180 or cast iron: size 80 to 160)
1802
1803
159/2
1400
1800
1401
159/1
299
1403
1404
7
9
27
13
- Parts list
Item Description Qty Item Description Qty
7 Fan 1 1400 Extension/shaft link screw 1
9 Locking circlips (item 7) 1 1401 Extension 1
13 Ventilation cover 1 1403 Fan adapter socket 1
27 Cover fixing screw (item 13) 3 or 4 1404 Socket fixing screw 1
159/1 Encoder 1 1800/1801 Spacer (and extension) 1 to 3
159/1 Connector 1802 Fixing bracket 2
299 Fixing screw 2 1803 Fixing screws 1
• D isassembly, Replacement :
- Disconnect the connector 159/2 fastened to the terminal
box body.
- Unscrew the screws
27
from the cover, remove the metal
cover 13 .
- Unscrew the screw 1404 and remove the fan with its socket
1403 and the circlips 9 .
- Unscrew the screw 299 , unscrew the encoder hooping ring
(radial screw) from the extension
1401
; remove the encoder.
• Reassembly :
- Replace the spacer 1800 tightened to the torque of 5.75
Nm. Check the beating ≤ 0,05 mm. Replace the spacer
extension
1801
and tighten to the torque of 5.75 Nm ±10%
for FFB1 up to 5.
- Fit the (new) encoder on the shaft extension 1401 .
- Block the encoder by screwing to the torque of 0.8 Nm
±10% the screw 299 on the spacer extension 1800 .
- Tighten the encoder fixing screw to the torque, according
to supplier instruction (Heidenhain: 1.1 Nm ±0,1 N.m;
Hengstler: 0.6 Nm ±5%; Ideacod: 1.5 Nm ±10%).
- Fit the fan adapter socket 1403 , screw 1404 to the torque of
3 Nm ±10%. Insert the fan 7 on the socket 1403 then block on
the axis with fan lock washer
9
.
After intervention, always close the cover(s) of
terminal boxes and the caps.