AM350-X App
Wireless RV leveling app for supported AM350-X systems.
Manuals, Tutorials, Returns & Apps
AOMOSUR Support Center
Find product manuals, setup videos, return information and official app downloads in one place.
Product Manuals
Choose a category, find your model and download the official PDF guide.
RV Leveling Systems
Backup Camera Systems
Off-Road / Inclinometer
X90 GPS Off-Road InclinometerDownload PDF →
X91 Off-Road InclinometerDownload PDF →
X98 Solar GPS SpeedometerDownload PDF →
X100 Solar GPS HUDDownload PDF →
M30 GPS Digital SpeedometerDownload PDF →
M50 RV & 4×4 InclinometerDownload PDF →
M60 Off-Road & RV InclinometerDownload PDF →
X300 OBD2 GPS Vehicle GaugeDownload PDF →
Other Accessories
Can’t find your model? Contact our support team and include the product model printed on your device.
TPMS (Tire Pressure)
Product Tutorials
Watch setup, pairing and troubleshooting videos for AOMOSUR RV electronics.
▶1:05Wireless RV Leveling System for Travel Trailers & Motorhomes — AM50PRO
▶1:18Install AOMOSUR AM350 PRO RV Leveling System Guide
▶1:05How to Add or Replace a Sensor for the AM100 RV Tire Pressure Monitor
▶0:45AM350 Wireless RV Leveling System Demo
▶1:30How to Re-Pair the AM50PRO Transmitter and Display
▶1:22How to Re-Pair the AM350 Transmitter and Display
Order assistance
Refunds & Returns
You may request a return within 30 calendar days after delivery, subject to the eligibility requirements and conditions in our Refund Policy. Please contact us for return authorization and shipping instructions before sending any item back. See our Refund Policy for return shipping costs and refund timing.
1
30-Day Return Window
You may request a return within 30 calendar days after delivery, subject to the eligibility requirements and conditions in our Refund Policy.
2
Request a Return Authorization
Use our contact form before sending an item. Our team will verify eligibility and provide RMA instructions.
3
Return Conditions
Returned items must be in the condition received and include all original parts, accessories, manuals and packaging. See our Refund Policy for eligibility requirements and exclusions.
4
Shipping & Warranty
Use a trackable shipping service. For a confirmed damaged, defective or incorrect item, AOMOSUR will provide or reimburse reasonable return shipping. For preference, compatibility or other non-defect returns, the customer is responsible for return shipping. For eligible manufacturing defects reported after the return window, see our Warranty Policy.
Official App Downloads
Choose the correct app for your product and download it from an official source.
How to Install an APK File
APK files must be installed manually on Android devices. For your security, only use the official download buttons above.
- Open this page on the Android device where you want to install the app.
- Tap the Android APK button for the app you need.
- Open the file from your browser notification or Downloads folder.
- If blocked, open Settings → Apps → Special app access → Install unknown apps.
- Select the browser or file manager used for the download.
- Turn on “Allow from this source.”
- Return to the downloaded APK and tap Install.
- After installation is complete, tap Open.
Note: Menu names and settings may vary depending on your Android device and system version.