1. Introduktion
This manual provides instructions for the AVI-8 Spitfire Lock Chronograph Pilot Watch, Model AV-4089. This timepiece features a Japanese Meca-Quartz Chronograph movement with date display, housed in a 42mm stainless steel case with a genuine leather strap. It is water resistant to 50 meters.
The design of this watch is inspired by the history of military aviation, specifically paying homage to Eric "Sawn Off" Lock, a notable RAF pilot from WWII.

Image: The AVI-8 Spitfire Lock Chronograph watch with its leather strap, displayed on a dark wooden surface.
2. Urkomponenter
Familiarize yourself with the main components of your AVI-8 Spitfire Lock Chronograph watch.

Image: Diagram illustrating the key components of the Lock Chronograph watch, including the stainless steel case, fixed bezel, mineral lens with anti-reflective coating, 22mm genuine leather strap, Japan Quartz Chronograph movement, pull-out crown, 42mm case diameter, and 50m water resistance.
- Krone: Bruges til indstilling af tid og dato.
- Pushere: Bruges til at betjene kronograffunktionerne.
- Urskive: Displays time, date, and chronograph subdials.
- Hænder: Hour, minute, and chronograph hands.
- Rem: 22mm genuine leather strap with tang buckle.
3. Opsætning
3.1 Indstilling af klokkeslæt
- Træk kronen ud til position 2.
- Drej kronen for at flytte time- og minutviserne til det ønskede tidspunkt.
- Push the crown back to position 1 (normal position).
3.2 Indstilling af dato
- Træk kronen ud til position 1.
- Turn the crown clockwise or counter-clockwise to set the correct date.
- Skub kronen tilbage til normal position.
- Note: Avoid setting the date between 9:00 PM and 3:00 AM, as this may interfere with the date change mechanism.

Billede: En detaljeret view of the watch's side, highlighting the crown and chronograph pushers used for setting and operation.
4. Betjening af kronografen
The AVI-8 Spitfire Lock Chronograph features a 1/5 second chronograph function.
- Start af kronografen: Tryk på den øverste trykknap (A) for at starte kronografen. Kronografens sekundviser vil begynde at bevæge sig.
- Stop af kronografen: Tryk på den øverste trykknap (A) igen for at stoppe kronografen. Den forløbne tid vil blive vist af kronografens visere.
- Nulstilling af kronografen: After stopping, press the lower pusher (B) to reset the chronograph. All chronograph hands will return to their zero positions.
4.1 Chronograph Subdials
- 60-Minute Counter: Typically located at the 9 o'clock position, this subdial records elapsed minutes up to 60.
- 24-timers indikator: Located at the 3 o'clock position, this subdial displays the time in a 24-hour format, synchronized with the main hour hand.
- Small Second Hand: Located at the 6 o'clock position, this subdial displays the continuous running seconds of the watch.

Image: A close-up of the watch face, detailing the chronograph subdials and the main timekeeping hands.
5. Vedligeholdelse og pleje
5.1 Vandtæthed
Your AVI-8 Spitfire Lock Chronograph watch is water resistant to 50 meters (5 ATM). This means it is suitable for short periods of recreational swimming, but not for diving or prolonged water immersion. Avoid operating the crown or pushers when the watch is wet or submerged to prevent water ingress.
| Bedømmelse | Aktivitet |
|---|---|
| 30 m (3 ATM) | Splash resistant, rain. |
| 50 m (5 ATM) | Short periods of recreational swimming. |
| 100 m (10 ATM) | Swimming, snorkeling. |
| 200 m (20 ATM) | Scuba diving. |
5.2 Generel pleje
- Rengør dit ur regelmæssigt med en blød, tør klud.
- Undgå at udsætte uret for ekstreme temperaturer eller pludselige temperaturændringer.
- Hold uret væk fra stærke magnetfelter.
- The leather strap should be kept dry and away from direct sunlight to prevent damage and discoloration.
- If the watch crystal becomes dirty, wipe it gently with a soft, lint-free cloth.

Image: The AVI-8 Spitfire Lock Chronograph watch displayed with watch maintenance tools, emphasizing care.
6. Fejlfinding
| Problem | Mulig årsag | Løsning |
|---|---|---|
| Uret kører ikke | Batteriet er afladet. | Udskift batteriet. Kontakt et autoriseret servicecenter. |
| Datoen ændres ikke ved midnat | Tiden er indstillet forkert (AM/PM). | Fremskyd tiden med 12 timer. |
| Kronografviserne nulstilles ikke | Kræver kalibrering. | Refer to the movement's specific calibration instructions or contact support. |
| Vand inde i uret | Crown/pushers operated underwater or seals compromised. | Tag straks uret til et autoriseret servicecenter for at forhindre yderligere skade. |
7. Specifikationer
| Feature | Detalje |
|---|---|
| Modelnummer | AV-4089-01 |
| Bevægelsestype | Japanese Meca Quartz Chronograph |
| Etui materiale | Rustfrit stål |
| Æske diameter | 42 millimeter |
| Sags tykkelse | 11 millimeter |
| Krystal | Mineral with Anti-Reflective Coating |
| Båndmateriale | Ægte læder |
| Båndbredde | 22 millimeter |
| Vandmodstand | 50 meter (5 ATM) |
| Display Type | Analog |
| Yderligere funktioner | Kronograf, Datovisning |
| Varens vægt | 75 gram |
8. Garanti og support
Your AVI-8 watch is covered by a To (2) års international garanti from the date of purchase against any manufacturing defects. This warranty does not cover normal wear and tear, damage caused by improper handling, accidents, or unauthorized repairs.
For warranty claims or technical support, please contact your authorized AVI-8 dealer or visit the official AVI-8 webwebsted for servicekontaktoplysninger.
For mere information kan du besøge AVI-8 Store on Amazon.
9. Produktet er slutview Video
Video: En overview of the AVI-8 4089-01 watch, demonstrating its features and design. This video is provided by Watchfort.

