# Kinematic Risk Consumer Bulletin

**LRRK Watch / Open-Source Intelligence** — Consumer systems that sense, move, and act in homes and yards.

**Issue type.** Monthly filing.

| Field | Value |
| --- | --- |
| Collection cutoff | 31 December 2021 |
| Window | 1–31 December 2021 |
| Data label | Open-source intelligence // LRRK analytic product // retrospective monthly filing |
| Handling | Public-source material. Image rights require separate verification before publication. Retrospective reconstruction from contemporaneous public records. |
| Scope | Consumer kinematic electronics only (home, yard, companion, educational). |
| Spine | CPSC, Health Canada, EU Safety Gate, UK OPSS, manufacturer recall pages, named newsrooms, dockets, SEC. |
| Color | Message boards, consumer forums, and Reddit — annotated context only. Never Fact without a reputable primary. |

## Executive read

### BLUF

December closed the year with the Husqvarna AWD fire file going multi-jurisdiction — manufacturer US notice 7 December, Health Canada 9 December — and Safety Gate publishing Germany’s Tesvor S6 adapter-shock alert. The remedy on the mower is mandatory OTA. No official injuries. Clean Base remains live. CPSC’s numbered Husqvarna page is February 2022 and is not this month.

### Key judgments

1. **[Assessment — High confidence]** Husqvarna Automower 435X AWD / 535 AWD is now a confirmed multi-regulator lithium charging-pattern fire with five European events, no official injuries, and a two-step mandatory software remedy. Quote each page’s incident sentence; they differ.
2. **[Assessment — High confidence]** Tesvor S6 A12/01887/21 published 24 December 2021. Official Safety Gate HTML was not independently loaded; publication date and hazard are B2 from aggregator plus RAPEX-week official mirrors.
3. **[Assessment — High confidence]** No December CPSC numbered consumer-robot recall was found. Clean Base RA-74597 is still live. ANSI/OPEI 60335-2-107-2019 remains a 2019 document with no 2021 US adoption item.


### Analytic labels
- **Fact** — verified reporting or primary record
- **Assessment** — analytic judgment
- **Inference** — reasoned but not directly observed
- **Uncertainty** — unresolved information gap

### Source grades
- **A1** — authoritative primary record / directly confirmed
- **B1–B2** — generally reliable and corroborated
- **C3** — useful but requires caution (typical for forums)


---

## 01. Husqvarna US — five European overheat-or-fire reports, mandatory OTA

*Event / publication dates: Husqvarna US 7 December 2021; first OTA “expected December 2021”*

**Product class.** Robotic lawn mowers

**Verified record — [Fact — A1]** Husqvarna US, 7 December 2021, “Important Automower AWD Safety Notice.” Models Automower 435X AWD and 535 AWD. “Five (5) reports of incidents of batteries overheating or catching fire. None of the incidents resulted in any personal injury. All 5 of these incidents have been reported in Europe, and we have not had any incidents within the United States or Canada.” Cause: charging pattern “stressing” the batteries to unusual levels of degradation. Remedy, “in cooperation with the U.S. Consumer Product Safety Commission”: two **mandatory** software updates via Automower Connect — December 2021 charging-regime change; February 2022 battery-health monitoring and auto-shutdown — “pushed directly to all product owners.” Hotline 1-800-487-5951. [Husqvarna US](https://www.husqvarna.com/us/discover/press-room/important-automower-awd-safety-notice/).

CPSC numbered recall 22-727 is **17 February 2022** (about 1,400 units; five overheats including two fires; sold March 2020–July 2021) and is **out of this window**. Do not file it as a December Fact.

**Threat landscape.** Software-after-sale is now a documented consumer-robot fire remedy on a manufacturer page that names CPSC cooperation before CPSC publishes. No official injury. Outdoor lithium dock.

**Forum / community notes.**
- none found.

**Intelligence assessment.** [Assessment — High confidence] The US notice exists and is dated 7 December. [Uncertainty] Whether owners accepted the December OTA is unpublished. “Mandatory” on a notice is an instruction, not an uptake number.

**Opportunity.** Confirm December OTA actually pushed, and the February 2022 health-monitor build.

**LRRK relevance.** Control Fabric and Campaign (OTA as safety control). Lab: cycle-life charging. Watch: Husqvarna AWD fleet.

**Confidence.** High on the US notice text. Low on OTA uptake.

---

## 02. Health Canada RA-63684 — 1,450-cycle mechanism, 310 Canada units, still no injuries

*Event / publication dates: 9 December 2021 (original published date and last updated)*

**Product class.** Robotic lawn mowers

**Verified record — [Fact — A1]** Health Canada RA-63684, 9 December 2021. Models / SKUs / UPCs:

| Model | SKU | UPC |
| --- | --- | --- |
| Automower 435X AWD | 967853305, 967853366 | 193028049462, 193028049981 |
| Automower 535 AWD | 967853405, 967853466 | 193028050017 |

Mechanism: “The battery may degrade after 1,450 charging cycles due to the current charging pattern and overheat, posing a fire hazard.” As of **15 November 2021**: no incidents or injuries in Canada; no incidents or injuries in the United States; internationally, **5 reports** of overheating damaging the product and/or charging station. Canada sales: **310** units, March 2020–August 2021. Remedy: packs with **>1,200 cycles** get a free battery; all others get two software updates via Automower Connect App which, “upon acceptance,” “will automatically be installed free of charge and eliminate the risk of battery degradation.” [Health Canada](https://recalls-rappels.canada.ca/en/alert-recall/husqvarnar-branded-automower-435x-awd-and-automower-535-awd-robotic-lawnmowers).

Quote against OPSS (“5 … caught fire”) and Husqvarna US (“overheating or catching fire”). All three can be true. They are not the same sentence.

**Threat landscape.** Same charging-pattern fire, now with a cycle number (1,450), a swap threshold (1,200), a Canada unit count (310), and an explicit “upon acceptance” on the OTA. Acceptance is the Control Fabric gap.

**Forum / community notes.**
- none found.

**Intelligence assessment.** [Assessment — High confidence] This is the most numerically specific official page in the 2021 AWD file. [Inference — Moderate confidence] “Upon acceptance” means a refused update leaves the fire path open. [Uncertainty] How many of the 310 Canada units were over 1,200 cycles is unpublished.

**Opportunity.** Uptake of the two updates and actual pack swaps.

**LRRK relevance.** Control Fabric (OTA acceptance). Passport: serial / cycle count / remedy accepted. Watch: RA-63684.

**Confidence.** High on the Health Canada page. Moderate on US unit count (not on this page; CPSC’s 1,400 and a later Husqvarna Canada PDF’s 1,750 US are 2022 and are not used as December Facts).

---

## 03. Tesvor S6 — Safety Gate publishes A12/01887/21

*Event / publication dates: published 24 December 2021; German measures in force 19 November 2021*

**Product class.** Robot vacuums / mop combos

**Verified record — [Fact — B2]** Safety Gate alert A12/01887/21 published **24 December 2021** (RAPEX week 51). Tesvor S6 US-variant, Germany notifying, PRC origin, Amazon-channel. Shock hazard from a non-EU US-plug adapter with uninsulated, non-tapered pins; live parts accessible; Low Voltage Directive. Recall from end users and marketing ban, in force 19 November 2021. Official Safety Gate HTML was not independently loaded. [RecallEurope](https://recalleurope.com/alert/s6-robotic-vacuum-tesvor-a12-01887-21/), [CCPIT 22 December](https://www.ccpit.org/a/20211223/20211223brcd.html), [Jilin WTO / RAPEX week 51](http://bzy.scjg.jl.gov.cn/wto/yj/ckyj/202112/t20211228_633536.html). Grade **B2** until official HTML is opened. No injury count on the aggregator.

**Threat landscape.** Charge-path shock on a marketplace robot-vac, not a pack fire.

**Forum / community notes.**
- none found.

**Intelligence assessment.** [Assessment — Moderate confidence] The year’s only Safety Gate consumer robot-vac action found. [Uncertainty] Units and shocks unpublished; official HTML not opened.

**Opportunity.** Open the official Safety Gate HTML.

**LRRK relevance.** Lab / Passport (wrong-region adapter). Watch: A12/01887/21.

**Confidence.** Moderate on publication date and hazard (B2). Low on units.

---

## 04. Clean Base still live — year’s last official dock file

*Event / publication dates: Health Canada RA-74597, 21 December 2020; still posted at year-end*

**Product class.** Robot vacuums / mop combos (dock electrical)

**Verified record — [Fact — A1]** Unchanged through 31 December 2021. Liquid → dock PCB short; dock not robot; no Canada incidents as of 8 December 2020; 11,971 units. [Health Canada](https://recalls-rappels.canada.ca/en/alert-recall/irobot-clean-base-roombar-i7-robot-vacuum-recalled-due-electrical-hazard). No 2021 update to the as-of line. No CPSC page. Later iRobot 2022 CSR will say “one voluntary corrective action campaign ongoing in 2021 to mitigate a dock risk in North America” and “no product recalls for Roomba or Braava in 2020, 2021 or the first six months of 2022.” That CSR is 2022 and is cited only as collection integrity, not as a December Fact.

**Threat landscape.** Unchanged. The year ends with the dock file still open and still Canada-only on the official pages found.

**Forum / community notes.**
- none found.

**Intelligence assessment.** [Assessment — High confidence] Still live at year-end.

**Opportunity.** CPSC twin or a dated incident update.

**LRRK relevance.** Lab / Watch.

**Confidence.** High on the page.

---

## Forward indicators

1. CPSC numbered Husqvarna page (will be 17 February 2022, 22-727) — out of this year; Watch, do not back-date.
2. February 2022 Husqvarna battery-health OTA and actual >1,200-cycle pack swaps.
3. Official Safety Gate HTML for A12/01887/21.
4. Astro first confirmed non-employee consumer shipment (Amazon said “later this year”; not independently confirmed in this collection).
5. Any 2022 brand-named robotic-mower pediatric case against EN 50636-2-107 A3.

> **Collection integrity.** Honest signal count this month: **4**. **Confirmed 2021 anchors:** Husqvarna OPSS 20 Oct / US 7 Dec / Health Canada 9 Dec — confirmed. Sony aibo FAQ last modified 17 Sep 2021 — confirmed (filed in September). Amazon Astro consumer launch 28 Sep 2021 — confirmed as announcement, not as a verified December shipment. iRobot Clean Base 2020 — still live at year-end. **Killed:** ANSI/OPEI 60335-2-107-2019 as a 2021 adoption/enforcement item (the 2021 standards event was EN 50636-2-107 A3). **Killed:** “1 million Braava jet 2021 CPSC recall.” **Killed:** CPSC Husqvarna as a 2021 page (it is 17 February 2022). **Killed:** ACCC Husqvarna as 2021 (22 June 2022). **Killed:** Tesla Bot as consumer. **Killed:** Pertisau 2018 misdated as 2021. **Killed:** Certified 2-in-1 electric mowers (walk-behind). **Killed:** industrial/military UAS. No December CPSC numbered consumer-robot recall found. Tesvor official HTML not loaded. Forum empty. Astro “shipping later this year” was not independently confirmed as a completed consumer delivery by 31 December.


*LRRK — security assurance for systems that sense, move, and act.*

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