Seiko 8F33 Specifications Page 1

1PARTS CATALOGUE / TECHNICAL GUIDE[SPECIFICATIONS]Cal. No.Item4F32A 8F35AMovement8F32A8F33A(x 1.0)The illustrations refer to Cal. 8F32A.Movementsizeø

10TECHNICAL GUIDECal. 4F32A, 8F32A, 8F33A, 8F35A[ Cal. 4F32A ]1. Locate the position where numeral “1” is printed on the case ring, and insert the tip

11TECHNICAL GUIDECal. 4F32A, 8F32A, 8F33A, 8F35A[ Cal. 8F32A, 8F33A and 8F35A ]1. Locate the position where numeral “1” is printed on the case ring, a

12TECHNICAL GUIDECal. 4F32A, 8F32A, 8F33A, 8F35A• How to install the battery (For Cal.4F32A, 8F32A, 8F33A and 8F35A)[A] When the dial and hands are in

13TECHNICAL GUIDECal. 4F32A, 8F32A, 8F33A, 8F35A• Necessary procedure after battery change1. After the battery is replaced with a new one, be sure to

14TECHNICAL GUIDECal. 4F32A, 8F32A, 8F33A, 8F35A Procedure of inputting the calendar data1. Pull out the crown all the way to the second click.2. Res

15TECHNICAL GUIDECal. 4F32A, 8F32A, 8F33A, 8F35A5. Set the date. (D)Contact the “D” terminal and the (+) surface of the battery with conductive tweeze

16TECHNICAL GUIDECal. 4F32A, 8F32A, 8F33A, 8F35A* If the year, month or date is not correctly set, repeat the procedure of inputting the calendar data

17TECHNICAL GUIDECal. 4F32A, 8F32A, 8F33A, 8F35A15 Train wheel bridge• Setting position of wheelsStep rotorFifth wheel and pinionSetting wheelMinute w

18TECHNICAL GUIDECal. 4F32A, 8F32A, 8F33A, 8F35A32 Date dial guard• How to remove1. Lightly lift the A portion of the date dial guardwith tweezers to

19TECHNICAL GUIDECal. 4F32A, 8F32A, 8F33A, 8F35A36 Intermediate date driving wheel and pinion38 Ultrasonic rotor39 24-hour wheel40 Date driving wheel•

2PARTS CATALOGUEDisassembling procedures Figs. : 1 → 43Reassembling procedures Figs. : 43 ← 1Lubricating: Types of oil Oil quantityMoebius A Normal qu

20TECHNICAL GUIDECal. 4F32A, 8F32A, 8F33A, 8F35AIII. VALUE CHECKING● Coil block resistance3.6 KΩ ~ 4.0 KΩ1. Measure the resistance with the coil block

21TECHNICAL GUIDECal. 4F32A, 8F32A, 8F33A, 8F35A● Time accuracy• The time accuracy measurement should be made in an environment with the temperature a

22TECHNICAL GUIDECal. 4F32A, 8F32A, 8F33A, 8F35A[C] Example of the time accuracy adjustmentStep 1 Measure the loss/gain of the watch with the case bac

3PARTS CATALOGUE➡➡Please see the remarks on the following pages.Cal. 4F32A, 8F32A, 8F33A, 8F35AEx. : Cal. 8F32A23 4239 115Rotor stator24 0261 115 (Cal

4PARTS CATALOGUE➡➡Please see the remarks on the following pages.Cal. 4F32A, 8F32A, 8F33A, 8F35ACal. 4F32A, 8F32A & 8F35AEx. : Cal. 8F32ACal. 8F33A

5PARTS CATALOGUECal. 4F32A, 8F32A, 8F33A, 8F35ARemarks:● Back plateSome models do not use the back plate.● Case ringThe type of case ring is determine

6PARTS CATALOGUECal. 4F32A, 8F32A, 8F33A, 8F35A[ Cal. 8F32A and 8F33A ]Numeral fordiscrimination2Center wheeland pinionFourth wheeland pinionHour whee

7TECHNICAL GUIDE• The explanation here is only for the particular points of Cal. 4F32A, 8F32A, 8F33A and 8F35A.• For the repairing, checking and measu

8TECHNICAL GUIDEII. REMARKS ON DISASSEMBLING AND REASSEMBLINGCal. 4F32A, 8F32A, 8F33A, 8F35A● Hour, minute and second hands• For disassembling and rea

9TECHNICAL GUIDECal. 4F32A, 8F32A, 8F33A, 8F35A[ Movement holder 4F8F-C for the case back side of all Cal. 4F and 8F Series movements ]2 Battery5 Insu