VGOL 135061423 1136-0431-01
Deck Blade Belt Instruction Manual
Model: 135061423 1136-0431-01
Product Overview
This manual provides essential information for the installation, maintenance, and troubleshooting of the VGOL Deck Blade Belt. This belt is designed for use with 28-inch deck model ride-on lawnmowers, ensuring efficient power transmission to the cutting blades.

Image: The VGOL Deck Blade Belt, a black, continuous loop designed for lawnmower decks.
Compatibility
The VGOL Deck Blade Belt is compatible with a wide range of ride-on lawnmowers. Please verify your mower's specifications and existing belt dimensions against the following:
- OEM Part Numbers: 1136-0431-01, 135061423/0, 135061424/0, 35061423/0, 35061424/0.
- Compatible with Atco (GGP) Rider 28 H: Models from 2012 - 2022.
- Compatible with Castel, Garden, Lawnking, Sovereign, Twincut:
- 12.5/72 (2004)
- 12.5/72 H (2004)
- 13.5/72H (2012 - 2017)
- 14.5/72H (2015)
- 72 (2005)
- 72 Hydro (2005)
- F72 (1999 - 2010)
- F72 FL (2019, 2020)
- F72 Hydro (2006 - 2010)
- Compatible with Mountfield:
- 1228H (13-2642-12, 13-2642-15, 13-2642-17, 299991133/MO6, 299991133/MOE, 299991133/MOU, 299991233/M08, 299991283/UM8, 2T1524483/UM9) from 2002 - 2013.
- 1228 HB (2012 - 2014).
- Compatible with Efco:
- EF72C/12.5 H (2T1532883/EF, 2T1532883/EFF) from 2005 - 2010.
- EF72C/12.5 KM (2011, 2012).
- EF72C/12.5 M (2005 - 2010).
- EF72C/13 H (2T0220238/EFF, 2T0220283/EF, 2T0220283/EFF) from 2011 - 2013.
- Compatible with Honda: HF1211 Series.
- Compatible with Iseki: CM7013 H (2012 - 2022).

Image: The deck blade belt shown alongside a lawnmower, highlighting its application and OEM compatibility.
Specifications
| Component | Detail |
| Type | Deck Blade Belt |
| Material | Premium Quality Rubber Compound |
| Width | 13 mm |
| Internal Length | 1250 mm |
| External Length | 1280 mm |
| Color | Black |
| Model Number | 135061423 1136-0431-01 |

Image: The deck blade belt illustrating its outer perimeter (1280mm), inner perimeter (1250mm), and width (13mm).
Installation and Setup
Replacing a deck blade belt requires careful attention to safety and proper routing. Always refer to your specific lawnmower's service manual for detailed, model-specific instructions. The following are general steps:
- Safety First: Ensure the lawnmower engine is off and cool. Disconnect the spark plug wire to prevent accidental starting. Engage the parking brake.
- Access the Deck: Depending on your mower model, you may need to remove the cutting deck from the mower chassis or lift the mower to access the underside.
- Identify Belt Routing: Before removing the old belt, carefully observe or photograph its routing around all pulleys (engine pulley, deck pulleys, idler pulleys). This is crucial for correct installation of the new belt.
- Remove Old Belt: Release any tensioning mechanisms (e.g., idler pulley springs) and carefully remove the worn or broken belt from all pulleys.
- Inspect Pulleys: Check all pulleys for wear, damage, or excessive play. Replace any faulty pulleys before installing the new belt.
- Install New Belt: Route the new VGOL Deck Blade Belt exactly as the old one was routed. Start by placing it around the larger, fixed pulleys, then work towards the tensioning pulleys.
- Tension the Belt: Re-engage any tensioning mechanisms. Ensure the belt is seated correctly in all pulley grooves and has appropriate tension. It should be snug but not overly tight.
- Reassemble and Test: Reattach the deck if it was removed. Reconnect the spark plug wire. Start the mower and engage the blades briefly to ensure the belt operates smoothly without slipping or unusual noise. Disengage blades and turn off engine.
Note: If you are unsure about any step, consult a qualified service technician.
Operating Considerations
Once installed, the deck blade belt is an integral part of your lawnmower's cutting system. Proper operation of the mower contributes to the belt's longevity:
- Avoid Overloading: Do not attempt to cut excessively tall or thick grass in a single pass, as this can strain the belt and lead to premature wear or breakage.
- Clear Debris: Regularly clear grass clippings and debris from around the deck and pulleys. Accumulation can cause friction and heat, damaging the belt.
- Smooth Engagement: Engage the mower blades smoothly rather than abruptly to minimize shock load on the belt.
Maintenance
Regular inspection and maintenance will extend the life of your VGOL Deck Blade Belt and ensure optimal performance of your lawnmower.
- Visual Inspection: Before each mowing season or every 25 operating hours, inspect the belt for signs of wear, cracking, fraying, glazing, or stretching. The belt is made from a premium quality rubber compound designed to prevent cracking, but regular checks are still important.
- Tension Check: Ensure the belt maintains proper tension. A loose belt can slip, causing poor cutting performance and excessive heat. An overly tight belt can strain pulleys and bearings.
- Cleanliness: Keep the belt and pulleys free of dirt, grass, oil, and other contaminants. Use a dry cloth to wipe down the belt.
- Storage: If storing the mower for an extended period, ensure the belt is clean and dry. Store in a cool, dry place away from direct sunlight and extreme temperatures.

Image: Close-up of the deck blade belt, emphasizing its premium quality rubber compound and high strength fibers designed for durability and resistance to stretching.
Troubleshooting
If you experience issues with your lawnmower's cutting deck, the belt may be a contributing factor. Here are common problems and potential solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Blades not engaging or slipping | Loose belt, worn belt, incorrect belt routing, seized pulley. | Check belt tension, inspect belt for wear and replace if necessary, verify belt routing, check pulleys for free movement. |
| Squealing or grinding noise from deck | Worn belt, misaligned pulleys, worn pulley bearings, debris in pulleys. | Inspect belt for wear, check pulley alignment, replace worn bearings, clean pulleys. |
| Belt breaking frequently | Overly tight belt, misaligned pulleys, damaged pulleys, excessive load on blades. | Adjust belt tension, check pulley alignment, replace damaged pulleys, reduce cutting load. |
| Uneven cut | Slipping belt, dull blades, bent blade, incorrect deck leveling. | Check belt tension, sharpen or replace blades, inspect blades for damage, level the mower deck. |
Warranty and Support
Specific warranty information for the VGOL Deck Blade Belt is typically provided at the point of purchase or on the product packaging. Please retain your proof of purchase for any warranty claims.
For technical support or further assistance, please contact the retailer or manufacturer directly. When contacting support, have your product model number (135061423 1136-0431-01) and purchase details ready.
Ask a question about this manual
Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.