Seiko 4R35B Quick start guide

PARTS LIST / TECHNICAL GUIDE
Automatic Cal.4R35B／4R36A
[SPECIFICATION]
(The below figs. are for Cal.4R36A)
Driving system
Automatic winding with manual winding mechanism
・3 hands (Hour, Minute and
・3 hands (Hour, Minute and Second
Time indication Second hands) hands)
・Date indication
・Day and Date indication
・Instant date setting device ・Instant date setting device
Additional function
・Second hand stop function ・Instant day setting device
・Second hand stop function
Crown Date setting (counterclockwise)
Date setting (counterclockwise),
operation Day setting (clockwise)
Vibration per hour
21,600 (6 beats per second)
Between +45 and -35 seconds per day
(worn on the wrist at temperature range between 5°C and 35°C)
Loss/Gain Instantaneous rate at T0 Isochronous fault
（Fully would condition)
Testing positions
Dial upward
6 o'clock 9 o'clock
Dial upward
at the top at the top
Measurement
(Daily rate in
± 20 s/d ± 30 s/d ± 30 s/d ±30 s/d
seconds：s/d）
Regulation system ETACHRON system
Lift angle of the escapement 53°
Power reserve
Continuous operating time From fully wound to stoppage: Approximately 41 hours
Number of Jewels
1/18
1st click
4R35B
4R36A
23 Jewels
24 Jewels
Daily Rate
Cal. No.
4R35B/4R36A
Item
Normal position
Manual winding (clockwise only)
Standard rate
for measurement
2nd click
Time setting (Hour and Minute) / Second hand stop function
・3 Hands (Hour, Minute and Second hands)
・Day and Date indication
Movement Size
・Diameter Outside ：φ27.4 mm
Casing ：φ27.0 mm
・Height ：5.32 mm

FEATURES
SEIKO Automatic Mechanical Cal.4R35B is replacement caliber of Cal.4R35A.
Construction of B series are the same as A series, but using new parts.
Since the size of the movement is same as A series, the complete movement can be assembled
into the watches which originally have the A series movement; however, as the parts are not
convertible, please use the appropriate parts for each caliber.
REMARKS： Parts Differences Between 4R35A series and B series
Parts Name Cal. 4R35A Cal. 4R35B
5
DATE DIAL GUARD SCREW 0016 705 0012 354
6 DATE DIAL GUARD 0808 060 0808 183
8 DATE JUMPER 0810 030 0810 183
10
GUARD FOR DAY-DATE CORRECTOR SETTING
TRANSMISSIOIN WHEEL SCREW
0012 354 0012 485
11
GUARD FOR DAY-DATE CORRECTOR SETTING
TRANSMISSIOIN WHEEL
0836 010 0836 183
12
INTERMEDIATE WHEEL FOR DATE SETTING C 0962 024 0962 185
14 DATE CORRECTOR SETTING WHEEL 0737 300 0737 183
15 HOUR WHEEL 0271 483 0273 182
16 MINUTE WHEEL 0261 006 0261 183
18
DATE INDICATOR DRIVING WHEEL 0802 300 0802 183
22 AUTOMATIC TRAIN BRIDGE 0191 032 0191 183
23
SECOND REDUCTION WHEEL AND PINION 0514 010 0514 183
32
BARREL AND TRAIN WHEEL BRIDGE 0114 348 0114 183
33 SLIDING CROWN WHEEL SPRING 0363 156 0363 183
35 PAWL LEVER 0831 077 0831 183
42
BARREL COMPLETE 0201 267 0201 083
46
CENTER WHEEL WITH CANNON PINION 0224 086 0224 183
48 SETTING LEVER JUMPER 0388 071 0388 177
49 YOKE 0384 061 0384 183
50 SETTING LEVER 0383 060 0383 183
51 STOP LEVER 0601 010 0601 183
53 CLUTCH WHEEL 0282 040 0282 183
56 MAIN PLATE 0100 493 0104 164
2/18
PARTS LIST
Cal. 4R35B / 4R36A

[ CALENDAR MECHANISM 1 ]
Snap for day star with dial disk
0963 300
Day star with dial disk
*Parts 2 , 3 and 4 are only Refer to page 8 for each parts code
used in Cal. 4R36A.
Day-date corrector wheel
0989 070
Date dial guard screw
0016/0012 ***
Date dial guard
0808 ***
Date dial
Refer to page 8 for each parts code
Date jumper
0810 ***
3/18
PARTS LIST
Cal. 4R35B / 4R36A
4
5
6
7
8
2
3
Types of oil Oil quantity
AO-3 (Moebius A) Liberal quantity
SEIKO Watch Oil S-6 Normal quantity
SEIKO Watch Oil S-4

[ CALENDAR MECHANISM 2 ]
15
Hour wheel
0271/0273 *** 9
0962 025
10 Guard for day-date corrector
16 Minute wheel and pinion setting transmission wheel
261 *** screw 0012 ***
17 Intermediate date driving
wheel and pinion Guard for day-date corrector
0817 300 setting transmission wheel
0836 ***
Date indicator driving wheel
0802 *** 12
0962 ***
Cannon pinion
0962 023
Date corrector setting wheel
0737 ***
Dial holding spacer
4408 172
0014 577
0011 220
0014 295
4/18
PARTS LIST
Cal. 4R35B / 4R36A
Intermediate wheel for date setting
E
Lower shock
absorbing
27-1
Intermediate wheel
for date setting B
Intermediate wheel
for date setting C
0225 414
13
20
27-1
19
18
Lower shock
absorbing cap jewel
27-1
Lower hole jewel frame
for shock-absorber
Types of oil
AO-3 (Moebius A)
SEIKO Watch Oil S-6
SEIKO Watch Oil S-4
*1
*1 *2
*2
*3
*3
11
14

[ BALANCE AND ESCAPEMENT]
Oscillating weight
Refer to page 8 for parts code.
Refer to page 13 for setting position.
21 Automatic train bridge screw
26 Balance cock screw 0012 354
0012 100 22 Automatic train bridge
0191 ***
23
Second reduction wheel and
pinion
27 Balance cock 0514 ***
0171 353
24 Ratchet wheel screw
0012 919
Ratchet wheel
0285 051
28 Pallet bridge screw
0012 354
29
Pallet bridge
27-1 0161 300
30 Pallet fork
0301 009
Upper shock
absorbing cap jewel
Upper hole jewel
frame for shock-absorber
5/18
PARTS LIST
Cal. 4R35B / 4R36A
27-4
0310 197
27-2
Upper shock absorbing spring
27-3
1
25
Balance complete
with stud
*1
*1
*2
*2
*3
*3
whole tooth
Types of oil
AO-3 (Moebius A)
SEIKO Watch Oil S-6
SEIKO Watch Oil S-4

[ WINDING MECHANISM]
Barrel and train wheel
36 First reduction wheel 31 bridge screw
0511 010 0012 100
Refer to page 9 for oiling spot
Refer to page 12 for disassembling/reassembling
32-1
Cap jewelled spring
0015 703
Cap jewel
35
Pawl lever
0011 221
0831 *** Sliding crown wheel spring
33 0363 ***
Refer to page 13 for disassembling
/reassembling
32 Barrel and train
wheel bridge
0114 ***
Refer to page 11 for oiling spot
Reduction wheel holder
37
0836 002 0436 164
38
Fourth wheel and pinion 0012 354
40 Third wheel and pinion
0231 070
41
Click
0381 004
42 Barrel complete
0201 ***
6/18
0241 010
32-2
PARTS LIST
Cal. 4R35B / 4R36A
34
Lower plate for barrel and
train
Lower plate for barrel and
train
39
*1
*1
Types of oil
AO-3 (Moebius A)
SEIKO Watch Oil S-6
SEIKO Watch Oil S-4

[SETTING MECHANISM]
43 Center wheel bridge screw
0012 354
44 Center wheel bridge
0122 302
45 Escape wheel and pinion
0251 300
46 Center wheel and pinion
0224 ***
47 Setting lever jumper screw
0012 168
48
Setting lever jumper
0388 ***
49 Yoke
0384 ***
50
Setting lever
0383 ***
51 Stop lever
0601 ***
Refer to page 12 for oiling spot
Clutch wheel
0282 ***
Winding pinion
0283 020
55
Day-Date corrector
setting transmission
Winding stem
0351 200
Refer to Page 12
Main plate
for disassembling.
52
0100/0104 ***
7/18
Cal.4R35B/4R36A
53
54
wheel A
PARTS LIST
56
0962 183
*1*1
*2
*2
*3
*3
*4
*4
whole tooth
*5
*5
Types of oil
AO-3 (Moebius A)
SEIKO Watch Oil S-6
SEIKO Watch Oil S-4

REMARKS
●How to find the correct parts, if not determined by 4 digit caliber number
Following parts are determined based on the design of watches, such as hands height, dial color
and design of cases. Please refer to the SEIKO WATCH PARTS CATALOGUE in order to choose
corresponding parts.
1OSCILLATING WEIGHT 050 ***
The type of OSCILLATING WEIGHT is determined based on the design of cases. Check the case
number and refer to the "SEIKO WATCH PARTS CATALOGUE" to choose the corresponding
OSCILLATING WEIGHT.
3DAY STAR WITH DIAL DISK (Cal.4R36)
:
:
:
The above DAY STAR WITH DIAL DISK is used when both the crown and the day frame are located
at 3 o'clock. When ordering any other type of the DAY STAR WITH DIAL DISKs, cleary mention the
the number printed on the disk.
7
DATE DIAL (Cal.4R35B / 4R36A) 0878 ***
The type of DATE DIAL is determined based on the design of cases. Check the case number and refer
to the "SEIKO WATCH PARTS CATALOGUE" to choose corresponding DATE DIAL.
52 WINDING STEM 0351***
The type of Winding Stem is determined based on the design of cases. Check the case number and
refer to "SEIKO WATCH PARTS CATALOGUE" to choose corresponding Winding Stem.
8/18
Blue
SUN
Red
0160 242
3H
3H
MON～FRI
Black
White
SAT
PARTS LIST
Cal. 4R35B / 4R36A
Parts code
Crown
position
Date
position
Color of figure
Color of
background

●How to identify the parts
Wheel
Screws
●LOCATION OF THE JEWELS
Barrel complete
9/18
Total
Cal. 4R35B: 23 jewels/Cal. 4R36A: 24jewels
Entry pallet jewel
○
Exit pallet jewel
○
Roller jewel
○
Second reduction wheel & pinion
○
○
First reduction wheel & arbor
○
○
Crown wheel
○
Balance spring
○
○
○
○
○(for Cal.4R36A)
Pallet fork
○
○
Escape wheel & pinion
○
○
○
Third wheel & pinion
○
○
○
Forth wheel & pinion
○
Cap Jewel
Center wheel & pinion
○
○
15
4R35B
0273 182
Hour wheel
4R36
0273 183
No
Cal.
Parts code
38
Lower plate for
barrel and train
wheel bridge screw
31
Barrel and train
wheel bridge screw
(×3)
43
Center wheel bridge
screw
Parts form
Parts No
Name
Parts No
Name
0012 485
10
Guard for day-date
corrector setting
transmission
wheel screw (×2)
5
Date dial guard
screw (×4)
0012 354
Upper
Lower
Hole Jewel
Cap Jewel
Hole Jewel
PARTS LIST
Cal. 4R35B / 4R36A
Parts No
Name
0012 919
24
Ratchet wheel
screw
21
Automatic train wheel
bridge screw (×2)
28
Pallet bridge screw
(×2)
0012 168
47
Setting lever
jumper screw
(×2)
0012 100
26
Balance cock
screw

● Tools and consumables required for disassembling/reassembling
●Movement holder
UNIVERSAL MOVEMENT HOLDER
(S-682)
●Watch oils
SEIKO Watch grease S-6 and S-4. Watch oil AO-3 (or Moebius A)
S-6 AO-3
S-4
10/18
PARTS LIST
Cal. 4R35B / 4R36A