Schwinn 270 Service Manual page 31

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Disconnect all power to the machine before you service it.
Note: Your machine may not match the image. For reference only.
To remove the Main Shrouds, start at Step 1. To remove only the Rear
Shrouds, go to Step 10.
1. Your machine has one of these Crank configurations. Please use
the images to select your configuration:
230
1-Piece Crank:
Go to Step 5.
2. Using a 13 mm wrench and socket, remove the Hex Head Bolt (C).
3. Thread the Crank Puller into the Crank Arm (B). When the Crank
Puller is in the correct position, only 1-2 threads on the outer portion
(CP2) of the Crank Puller should show.
Note: Be sure the end of the Bolt (CP1) of the Crank Puller is flush
with the Nut (CP2) as shown, before use.
4. Using a wrench, turn the inner portion (CP3) of the Crank Puller
clockwise. The Crank Arm (C) will slide off as it is tightened.
Go to Step 6.
270
3-Piece Crank:
Using a flathead screwdriver, remove the threaded Cap (A) from
the Crank Arm (B) to expose the Hex Head Bolt (C). Continue to
Step 2.
CP1 CP2
31
A
B
B
C
CP3