# 862539 Governor | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta governor unit from the Alternator, Charging, Electric Motor and Electric Drives group, weighing 0.017 kg and listed for 66 applications across the AD, TAMD, D, TMD, BB and HS series.

## 🚤 Compatibility

-   **Engine Family:** AD, TAMD, D, TMD, BB, HS, MD

Full model list at the end of this description.

## ⚙️ Key Features

-   0.017 kg
-   66 applications across six engine series
-   Application list ends with the HS series
-   Charging system control unit

## 🔌 Function

Holds the charging output at its set value as engine speed and electrical load change.

## ⚠️ Common Signs of Failure

-   Batteries persistently undercharged, or boiling and losing water from overcharge
-   System voltage swinging up and down instead of holding steady
-   Lamps brightening and dimming with engine speed
-   Charge warning lamp staying on with the engine running
-   Burnt smell or heat discoloration at the unit

## 🛠️ Service Notes

-   The other unit of this name here, 862526, is a much larger 0.347 kg part on a different 87-application list; the two are not alternatives, so order against the application
-   Brush set 862536 carries the same 66-application list and is the usual companion renewal

## 📦 Condition

-   Genuine Volvo Penta part
-   Brand new
-   Supplied in original or equivalent packaging

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta D12C-A MP, D12D-A MH, D12D-A MP, D12D-B MH, D12D-B MP, D12D-C MH, D12D-C MP, D12D-D MP, D12D-E MH, D12D-E MP, D12D-F MP, D12D-G MH, D12D-G MP, D12D-H MP
-   Volvo Penta TAMD74P-A, TAMD74P-B, TAMD74A, TAMD74C-A, TAMD74C-B, TAMD74L-A, TAMD74L-B
-   Volvo Penta AD41P-B, AD41B, AD41D, AD41, AD41A, AD41BJ
-   Volvo Penta AD31, AD31B, AD31D, AD31D-A, AD31XD
-   Volvo Penta TAMD31M, TAMD31A, TAMD31B, TAMD31D
-   Volvo Penta TAMD41B, TAMD41D, TAMD41M-A, TAMD41A
-   Volvo Penta D41, D41B, D41D
-   Volvo Penta TAMD72A, TAMD72P-A, TAMD72WJ-A
-   Volvo Penta TMD31A, TMD31B, TMD31D
-   Volvo Penta TMD41A, TMD41B, TMD41D
-   Volvo Penta 740A, 290A
-   Volvo Penta TAMD63L-A, TAMD63P-A
-   Volvo Penta TAMD71B, TAMD71A
-   Volvo Penta TAMD73P-A, TAMD73WJ-A
-   Volvo Penta BB740A
-   Volvo Penta HS1A
-   Volvo Penta MD31A
-   Volvo Penta TAMD61A
-   Volvo Penta TAMD62A
-   Volvo Penta TAMD75P-A

## Details

- **Price:** 842.17 AUD
- **Vendor:** Volvo Penta
- **Type:** Charging & Alternators
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 842.17 AUD | In stock |

## Images

- 862539 Governor | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/862539-governor-genuine-volvo-penta)
> Updated: 2026-09-06