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Cateye Ergociser Series 1000 Service Manual
46
EC-1200 EC-1600 EC-3600 EC-3700
Applicable Models:
MS-9
MS-9
Replacing the BB Set
REMOVAL
1. Remove the frame cover, by referring to the Sections D-1 & D-
2 "Removing the Frame Covers."
2. Remove the gear crank/crank from the crank shaft(BB axle),
by referring to the Section MS-8 "Replacing the Crank Set."
3. Remove the BB cup locking with a hanger rotating jig. (Fig. 1)
4. Remove the BB adjusting cup, by using a pin face wrench.
(Fig. 2)
5. Remove the crank shaft(BB axle).
6. Remove the BB fixing cup, by using the hanger rotating jig.
(Fig. 3) The CDC sensor metal base will be removed at the
same time.
ASSEMBLING
1. Check if no retainer remains within the hanger, and mount the
BB fixing cup. Be sure that the CDC sensor metal base should
first be mounted before mounting the BB fixing cup.
2. Assemble the crank shaft(BB axle), retainer, BB fixing cup, BB
adjusting cup, BB cup locking and CDC sensor metal base as
depicted in Fig. 4.
3. Mount the gear crank/crank, by referring to Mounting Items (1)
thru (5), Section-MS-8 "Replacing the Crank Set." Also, adjust
the tension of the chain.
4. Adjust the following:
1. Align the line on the CDC sensor with the center of the line
on the magnet. (Fig. 5)
2. Adjust the clearance between the CDC sensor surface and
the magnet surface to be approx. 2mm. (Fig. 6)
* When the specified clearance has not been established,
bend the metal base to have the clearance.
5. Provisionally turn on the power, and check if the pedal
cadence is displayed on the control unit.
6. Assemble the frame cover, by referring to the Sections D-1 &
D-2 "Removing the Frame Covers."
Replacing the BB Set
BB Set
EC-1200 & EC-1600
BB Set
EC-3600 & EC-3700
Fig. 1
Hanger Rotating
Jig
Fig. 2
BB adjusting cup
Pin Face Wrench
Fig. 3
Hanger Rotating
Jig
CDC Sensor Metal
Base
Fig. 4
CDC Sensor Metal Base
Retainer
Retainer
Hanger Pipe
Fig. 5
CDC Magnet
Line
CDC Sensor
Fig. 6
CDC
Sensor
CDC
Magnet
Line
Center
Center
Approx. 2mm Clearance between CDC
Sensor and Magnet
Crank Shaft
(BB axle)
BB cup locking
BB fixing cup
BB cup locking
BB adjusting cup
BB fixing cup