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No.
PROCESS
<11> Mount the Moon phase
Mount the Moon
indicator wheel.
11
phase indicator
When handling the Moon
◆
wheel.
phase indicator wheel, take
care so as not to damage the
printed surface of the Moon
phase indicator.
Mount the Dial
10
washer.
Mount the calendar
train cover.
9
Set and hook the
jumper to the Moon
phase indicator
wheel.
Fix the calendar
8
train cover by
tightening the
calendar train
bridge screw.
Lubricate the
jumpers.
<10> Mount the Dial washer.
Make sure the dial washer
◆
is put in the correct direction.
(See the Fig.63 below.)
When mounting the dial
◆
washer, handle it with
care so as not to bend
or deform it.
Cal.5D88A TECHNICAL GUIDE
ILLUSTRATION AND SPECIAL INSTRUCTIONS ETC.
9
Fig.61
Lubricate the jumpers.
Lubricate the jumper of the Date driving wheel
1
(See Fig.64 shown as right)
Type of oil: AO-3
◆
(For preventing the abrasion of the parts)
Lubricate the jumper of the Day driving wheel
2
(See Fig.65 shown as right)
Type of oil: AO-3
◆
(For preventing the abrasion of the parts)
Fig.63
Lubricate the jumper of the Moon phase
3
indicator driving wheel
(See Fig.66 shown as right)
Type of oil: S-6
◆
457#
451#
454#
453#
452#
Fig.62
1
Fig.64
41/51
<9> Mount the calendar train
cover.
<How to set and hook the jumper
of the Moon phase indicator
wheel>
Firmly press down the point
◆
of engagement 451# first.
Hook the jumper before
pressing down the engage-
ment 452#. Then, press down
the point of engagement 452#.
Take care so as not to deform
◆
the jumper of the Calendar
train wheel.
<8> Fix the Calendar train cover by
tightening the Calendar train bridge
screw (453#, 454#, 457#.)
Target value)
Tightening torque:
lower than 200gcm
3
2
Fig.66
Fig.65
NO.20
Fig.63
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