2 ] Assembling The Gears - Brother PT-2420PC Service Manual

[ 2 ] Assembling the Gears
(1) Install the P idle gear, tape idle gear, idle gear and double gear 2 onto the chassis sub
ASSY. Install the double gears 1 and 4 onto each of their shafts and assemble the two
washers 1.7.
Note: Before installing the double gear 1, apply half of a rice-grain size of the grease onto
Grease: Shinetsu Silicon silicon grease G501
(2) Install the ribbon drive gear.
(3) Assemble the ribbon clutch spring onto the ribbon drive cam. Set the ribbon drive cam onto
the shaft on the chassis sub ASSY and assemble the one retaining ring.
Note: When assembling the ribbon clutch spring, ensure that the straight end is at thebottom
Grease application point
its shaft.
and install it into the slit on the ribbon drive gear.
Straight end
Slit
Washer 1.7
Double gear 1
Double gear 2
Tape idle gear
Fig. 3.1-17 Assembling the Gears
Retaining ring
Ribbon drive cam
Ribbon clutch spring
Idle gear
P idle gear
III-12
Ribbon drive gear
Double gear 4
Chassis sub ASSY