1. Product Overview
The ROJECO PTM-30A3 is a 2-in-1 automatic pet feeder and gravity water dispenser designed to provide consistent food and water for your pets. It features separate compartments for dry food (5L capacity) and water (3.5L capacity), ensuring food remains dry and fresh. This system supports scientific feeding schedules and is suitable for cats, small dogs, and other pets.

Image 1.1: The ROJECO PTM-30A3 Automatic Pet Feeder and Gravity Water Dispenser, showing separate food and water compartments with two pets using it.
Key Features:
- 2-in-1 Design: Separate 5L food feeder and 3.5L water dispenser to prevent food from getting wet.
- Large Capacity: Supports extended periods without refilling, ideal for travel or busy schedules.
- Enhanced Hygiene: Stainless steel bowls and a roof seal design maintain food freshness and prevent contamination.
- Transparent Barrels: Allows easy monitoring of food and water levels.
- Precision Feeding: Programmable for 1-6 meals/day, 1-36 portions/meal (5-10g/portion).
- Automatic Water Supply: Utilizes a siphon principle to maintain water level without daily manual refills.
- Stabilized Design: Wider bottom tray with non-slip pads prevents accidental tipping.
- Dual Power Supply: Operates via Type-C interface or 4*AAA batteries (not included) for uninterrupted service.
- Easy to Clean: Removable components and included cleaning brush facilitate maintenance.
2. Setup Instructions
2.1 Unpacking and Assembly
- Carefully remove all components from the packaging.
- Place the main unit on a stable, flat surface.
- Insert the stainless steel food bowl into the food dispensing tray on the right side.
- Insert the stainless steel water bowl into the water dispensing tray on the left side.
- Ensure the food and water containers are securely seated on the main unit.

Image 2.1: The feeder's design showing distinct 'Water Area' and 'Food Area' to prevent cross-contamination.
2.2 Power Supply
The feeder supports a dual power supply system:
- Type-C Interface: Connect the provided Type-C cable to the feeder and a suitable power adapter (not included).
- Battery Backup: For power outages or portability, insert 4*AAA batteries (not included) into the battery compartment. The dry batteries can last for approximately 90-100 days.
Note:
- It is recommended to use both power sources simultaneously to ensure uninterrupted operation.
- The LED screen will flash a low charge prompt when batteries are low.

Image 2.2: Illustration of the dual power supply options: 4*AAA battery compartment and Type-C power input.
3. Operating Instructions
3.1 Control Panel Overview
The feeder features an LED display and a multi-function knob for settings. Refer to the diagram below for control panel functions:

Image 3.1: Detailed diagram of the LED display and control knob, indicating functions like Time Setting, Feeding Plan Setup, Manual Feeding, Reset, LED Light control, Battery Level, and Lock/Unlock status.
3.2 Setting the Feeder

Image 3.2: Step-by-step visual guide for unlocking, setting time, and configuring meal plans using the control knob.
- Lock/Unlock: Long press the knob for 3 seconds to lock or unlock the control panel.
- Time Setting: Rotate the knob to 'TIME SET' and press to confirm. Rotate the knob to adjust the current time (24-hour format) and press to confirm each digit.
- Meal Setting: Rotate the knob to 'FEED PLAN' and press to confirm. Use the knob to set the feeding time, portion size (1-36 portions), and number of meals (1-6). Press the knob to confirm each setting.
3.3 Manual Feeding, Reset, and Indicator Light

Image 3.3: Visual guide for manual feeding, resetting the device, and understanding the indicator light status.
- Manual Feeding: Rotate the knob to 'FEED' and click the knob to dispense food manually.
- Reset: After turning the knob to 'O', press and hold the knob for approximately 7 seconds to restore factory settings.
- Indicator Light:
- Turn the knob to the light icon and click to turn off the LED light in the water basin.
- A solid battery icon indicates a full charge.
- A flashing battery icon indicates a low charge.
3.4 Automatic Water Supply
The water dispenser operates on a siphon principle, automatically refilling the water bowl as your pet drinks. This ensures a continuous supply of fresh water without daily manual intervention.

Image 3.4: Illustration of the siphon principle in action, showing water flowing from the reservoir to the bowl to maintain a consistent level.
4. Maintenance
4.1 Cleaning Instructions
Regular cleaning is essential for your pet's health and the longevity of the feeder. All removable parts are designed for easy cleaning.

Image 4.1: Components of the feeder, including the water bottle and bowls, being washed in a sink, demonstrating ease of cleaning.
- Disconnect the power supply before cleaning.
- Remove the food and water bowls. These are made of stainless steel and can be hand-washed or placed in a dishwasher.
- Remove the food and water containers from the main unit.
- Wash the containers with mild soap and water. Use the included cleaning brush to reach tight areas, especially in the water tank.
- Wipe the main unit with a damp cloth. Do not submerge the main unit in water.
- Ensure all parts are completely dry before reassembling and refilling.
4.2 Material Information
The feeder is constructed from ABS plastic and 304 stainless steel, ensuring durability and safety for your pets.

Image 4.2: Graphic highlighting the use of ABS plastic and 304 stainless steel in the product's construction.
5. Troubleshooting
- Food Clogging: The feeder features an upgraded and widened food outlet design to prevent clogging. If clogging occurs, check the food outlet for obstructions. Ensure the kibble size is between 2-18mm.
- Grain-card Reminder: If food gets stuck, the LED screen will flash a 'grain-card' prompt. Clear any obstructions and ensure the food is dry.
- No Food Dispensing: Check if the feeder is powered on and if the food container has enough food. Verify the feeding schedule settings.
- Water Not Dispensing: Ensure the water container is filled and properly seated. Check for any blockages in the water flow path.
- Power Loss: If using only battery power, check battery levels and replace if necessary. If using AC power, check the Type-C cable connection and power outlet.
- Settings Not Saving: Ensure the control panel is unlocked before making changes. After making changes, allow the device to save settings or confirm as prompted.
6. Specifications
| Feature | Detail |
|---|---|
| Model Name | PTM-30A3 |
| Food Capacity | 5 Liters (approx. 36 cups) |
| Water Capacity | 3.5 Liters |
| Item Dimensions (LxWxH) | 6.4 x 13 x 22.5 inches (16.26 x 33.02 x 57.15 cm) |
| Item Weight | 6.54 pounds (2.97 kg) |
| Power Supply | Type-C interface, 4*AAA batteries (not included) |
| Meals per Day | 1-6 meals |
| Portions per Meal | 1-36 portions (5-10g per portion) |
| Material | ABS, 304 Stainless Steel |
| Target Species | Cat, Small and medium-sized dogs |

Image 6.1: Diagram illustrating the product dimensions in inches and millimeters.
7. Warranty and Support
7.1 Manufacturer's Warranty
This ROJECO product is covered by a 2-Year Manufacturer's Warranty from the date of purchase. This warranty covers defects in materials and workmanship under normal use. Please retain your proof of purchase for warranty claims.
7.2 Customer Support
For any questions, technical assistance, or warranty claims, please contact ROJECO customer support through the retailer's platform or the official ROJECO website. Please have your model number (PTM-30A3) and purchase details ready when contacting support.





