1. 서론
Welcome to the user manual for your new Gotrax Dolphin 26" Electric Bike. This manual provides essential information for the safe assembly, operation, maintenance, and troubleshooting of your electric bicycle. Please read this manual thoroughly before your first ride to ensure optimal performance and safety.
The Gotrax Dolphin Electric Bike is designed for urban commuting and recreational riding, offering a blend of traditional cycling and electric assistance. It features a robust aluminum frame, a powerful motor, and multiple pedal-assist levels to enhance your riding experience. This product is UL2849 safety certified, ensuring adherence to high safety standards.
2. 안전 정보
Your safety is paramount. Always wear a helmet and appropriate safety gear when riding. Adhere to all local traffic laws and regulations. Perform a pre-ride inspection before each use, checking tire pressure, brake functionality, and battery charge level.
The Gotrax Dolphin Electric Bike is UL2849 certified, indicating compliance with electrical system safety standards for electric bicycles. However, this certification does not negate the importance of safe riding practices and regular maintenance.
For detailed safety guidelines and warnings, please refer to the official user manual PDF provided with your product or available for download from the Gotrax web대지.
3. 패키지 내용
Upon unboxing, please verify that all components are present and undamaged. The standard package for the Gotrax Dolphin 26" Electric Bike typically includes:
- Gotrax Dolphin Electric Bike (partially assembled)
- 탈착식 배터리
- 배터리 충전기
- 조립용 공구 키트
- User Manual (this document and/or PDF)
- 반사판
If any items are missing or damaged, please contact Gotrax customer support immediately.
4. 설치 및 조립
The Gotrax Dolphin Electric Bike arrives mostly pre-assembled. The primary assembly steps involve attaching the front wheel, handlebars, pedals, and seat. Clear instructions and necessary tools are provided to facilitate this process.

Figure 4.1: Key components of the Gotrax Dolphin Electric Bike.
단계별 조립:
- 자전거와 모든 구성품을 포장에서 조심스럽게 꺼내세요.
- Attach the front wheel to the front fork, ensuring the quick-release skewer is securely fastened.
- Insert the handlebar stem into the fork tube and tighten the bolts. Adjust the handlebar angle for comfort.
- Attach the pedals. Note that pedals are typically marked 'L' for left and 'R' for right, and have different threading.
- Insert the seat post into the frame and adjust the seat height to your preference, ensuring the quick-release clamp 조여진다.
- Install the front and rear reflectors as per local regulations.
- Ensure all bolts and fasteners are securely tightened before your first ride.

Figure 4.2: Fully assembled Gotrax Dolphin Electric Bike.
5. 사용 설명서
The Gotrax Dolphin Electric Bike offers versatile riding options with its electric motor and traditional bicycle components.
5.1 라이딩 모드
Your e-bike supports three distinct riding modes:
- 순수 전기 모드: Engage the throttle for motor-only propulsion. This mode allows for effortless cruising without pedaling.
- 페달 지원 모드: The motor provides assistance as you pedal. This mode offers 5 different speed levels, allowing you to customize the level of assistance based on terrain and desired effort.
- 일반 자전거 모드: Ride the bike like a traditional bicycle, with no motor assistance.

Figure 5.1: Performance metrics of the Gotrax Dolphin Electric Bike.
5.2 부스트 모드
For an extra push, especially when starting or going uphill, utilize the Boost Mode. Press and hold the designated button for 2-3 seconds to activate a 6 Km/h (3.7 mph) boost. Press any button to exit this mode.

Figure 5.2: Activating Boost Mode for easier uphill travel.
5.3 기어 시스템
The bike is equipped with a Shimano 7-speed gear system, allowing you to adjust your pedaling effort for various terrains. Selecting a lower gear minimizes strain on your legs, particularly on inclines.

Figure 5.3: The 7-speed gear system for versatile riding.
5.4 배터리 및 충전
The 280.8Wh removable battery provides a range of up to 15.5 miles in pure electric mode and over 30 miles in pedal-assist mode 1. A full charge takes approximately 5.5 hours. The removable design allows for convenient charging both on and off the bike.

Figure 5.4: Removable battery for flexible charging.
6. 유지관리
Regular maintenance is crucial for the longevity and safe operation of your Gotrax Dolphin Electric Bike.
6.1 일반 관리
- 청소: 광고로 자전거를 닦으십시오amp 주행 후에는 천으로 닦아주십시오. 전기 부품에 고압수를 직접 분사하지 마십시오.
- 저장: Store the bike in a cool, dry place, away from direct sunlight and extreme temperatures. If storing for extended periods, ensure the battery is charged to 50-70%.
6.2 구성 요소 검사
- 타이어: 주행 전에 매번 타이어 공기압을 점검하십시오. 권장 공기압은 일반적으로 타이어 측면에 표시되어 있습니다.
- 브레이크: Regularly inspect brake pads for wear and ensure brake levers provide firm and responsive stopping power. The bike features dual disc brakes for enhanced stopping ability.
- 체인: 체인을 깨끗하게 유지하고 윤활유를 발라 원활한 기어 변속을 보장하고 조기 마모를 방지하십시오.
- 패스너: Periodically check all bolts and nuts for tightness, especially on critical components like handlebars, wheels, and seat.
7. 문제 해결
This section addresses common issues you might encounter with your Gotrax Dolphin Electric Bike. For more complex problems, please consult the official user manual or contact customer support.
| 문제 | 가능한 원인 | 해결책 |
|---|---|---|
| 자전거에 전원이 들어오지 않습니다. | 배터리가 충전되지 않았거나 제대로 장착되지 않았습니다. | Ensure battery is fully charged and securely inserted into the frame. Check power button. |
| Motor not engaging in electric or pedal-assist mode. | Throttle or pedal-assist sensor issue; brake levers engaged. | Ensure brake levers are fully released. Check connections to throttle/sensor. Restart the bike. |
| Brakes feel weak or make noise. | Worn brake pads; misaligned calipers. | Inspect brake pads for wear and replace if necessary. Adjust brake caliper alignment. |
| 작동 중 이상한 소음이 발생합니다. | Loose components; dry chain; motor issue. | Check all fasteners. Lubricate the chain. If noise persists, seek professional assistance. |
8. 사양
Below are the technical specifications for the Gotrax Dolphin 26" Electric Bike:
| 특징 | 사양 |
|---|---|
| 자전거 종류 | City Bike, Electric Bike |
| 연령대 (설명) | 청소년, 성인 |
| 상표 | 고트락스 |
| 속도의 수 | 7 |
| 색상 | 검은색 |
| 휠 크기 | 26 인치 |
| 프레임 소재 | 알루미늄+ABS |
| 서스펜션 유형 | Front Shock Absorbing Fork |
| 특징 | 20Mph Max Speed, 30 Miles Max Range (Pedal-assist1), 5 Pedal-Assist Levels, Shimano 7-Speed, Three Cycling Modes |
| 포함된 구성 요소 | 반사판 |
| 크기 | 26인치 |
| 브레이크 스타일 | 듀얼 디스크 브레이크 |
| 품목 무게 | 22.2 킬로그램 |
| 스타일 | 350w Black |
| 모델명 | 돌고래 |
| 전원 | 충전식 배터리 |
| 왓tage | 350 와트 |
| 휠 소재 | 알류미늄 |
| 리튬 배터리 에너지 함량 | 280.8W 시간 |
| 좌석 소재 종류 | 비닐 |
| 보증 유형 | 365일 |
| 최대 중량 권장 사항 | 264 파운드 |
| 조립이 필요합니다 | 예 |
| 자전거 기어 시프터 유형 | 방아쇠 |
| 핸들 수 | 2 |
| 최소 사용자 높이 | 5.2 피트 |
| 펜더 재질 | 알류미늄 |
| 한국어: | 810132393570 |
| 자전거 구동계 유형 | 체인 |
| 전기 지원 유형 | Pedal-Assist and Throttle-on-Demand |
| 제조업체 | ZHE JIANG TAOTAO VEHICLES CO.,LTD |
| 품목 패키지 치수 L x W x H | 56.7 x 29.99 x 9.4 인치 |
| 패키지 무게 | 24.27 킬로그램 |
| 품목 치수 LxWxH | 70.1 x 27.2 x 46.1 인치 |
| 브랜드 이름 | 고트락스 |
| 보증 설명 | 365일 |
| 재료 | 알류미늄 |
| 추천 사용자 | 유니섹스-어른 |
| 부품 번호 | Endura-001 |
| ASIN | B0CG96T4MC |
| 첫 번째 이용 가능 날짜 | 22년 2023월 XNUMX일 |

Figure 8.1: Gotrax Dolphin Electric Bike dimensions and weight specifications.
9. 보증 및 지원
Gotrax provides a 365-day part assurance for your Dolphin Electric Bike. If you encounter any issues or require assistance, please contact Gotrax customer support. We are committed to providing satisfactory after-sales service.
For further support and to explore other Gotrax products, visit the official 아마존에서 Gotrax 스토어를 만나보세요.