7.5 Backpack Petrol Mistblower

Estate inventory ID MB-1. Common-property backpack petrol mistblower — used for both weed / herbicide misting and blowing debris (not separate sprayer and blower machines). Section index: 7. Plant and Equipment.

MB-1 backpack mistblower — upright, Selecta Power engine (2026-10-28)

Identity

Item	Detail
Inventory ID	MB-1
Type	Backpack petrol mistblower
Make	Silvan Selecta (recoil housing marked SELECTA POWER)
Model	Likely Blowamist / NBB-3W650 family (14 L knapsack mister) — confirm from any remaining tank label or dealer
Serial number	TBC
Engine serial	TBC
Year / acquired	TBC
Status	In service
Owner	Lake Bennett Estate (common property)
Condition (2026-10-28)	In service; tank scuffed; corrugated blower hose taped at the engine outlet

Location and Storage

Item	Detail
Usual storage	TBC (away from ignition sources and potable / WWTP plant as required)
Access	Authorised caretaker / landscaping contractor only
Chemical store	TBC (locked; labelled products only when used for spraying)

Specifications

Published Silvan / Selecta Blowamist (NBB-3W650) figures below; verify against the machine on site.

Item	Detail
Form	Backpack knapsack; translucent chemical tank; separate fuel tank; orange 2-stroke engine; flexible corrugated hose to rigid blower / mist tube
Engine	2-stroke petrol — typically ~33.5 cc; recoil (SELECTA POWER housing)
Fuel	Petrol / 2-stroke oil mix per engine label (confirm ratio on unit)
Chemical tank	~14 L translucent UV-stabilised poly (typical Blowamist)
Fuel tank	~1.8 L (typical Blowamist)
Mist / blow range	Fan-forced atomising head — typically up to about 12 m throw
Controls	Pistol / joystick handle on tube — throttle, spray trigger, flow control valve; blue liquid line along tube
Harness	Padded backpack straps

MB-1 mistblower on side — blower tube, trigger handle, and blue fluid line (2026-10-28)

Modes of Use

Mode	Use
Mist / spray	Weed and vegetation control on common property (herbicide mix per product label)
Blow	Clearing paths, hardstand, and light debris / clippings

Chemicals and PPE (Spray Mode)

Item	Detail
Products in use	TBC (name, APVMA / label reference)
Dilution	Per product label
PPE	Per product label; eye and hearing protection for engine use
Rinse / disposal	Triple-rinse where required; no discharge to lake, stormwater, or OWMS
After spray before blow	Flush tank and lines per label before using as a blower if chemical residue is a risk

Lake Catchment

Follow 2.3.5 Environmental Management. Do not mist into water or drains. Record product and date when spraying common property.

Operation

Topic	Detail
Who may operate	Trained caretaker / Lakeside Upkeep and Tech / authorised Corporation agents
Pre-start checks	Fuel mix, tank seals, hose / tube, nozzle, harness, air intake clear
Spray weather	Avoid drift (wind); follow label withholding and re-entry
Blow safety	Do not blow debris toward people, traffic, or into drains / the lake

Maintenance

Interval	Task
After spray use	Empty / rinse per label; flush lines and nozzle; store dry
After blow use	Clear intake screen; check tubes fastened
As scheduled	Air filter; spark plug; fuel system; harness straps; replace taped hose joint if leaking
Records	Log services and spray events below; replacements on 5.2

Service and Use Log

Date	Mode / product / work	Area	By
—	No entries yet	—	—

Manuals and Parts

Item	Location
Operator manual	Silvan / Selecta Blowamist literature — silvan.com.au — 14 L motorised backpack mister
Parts / dealer	Quote Selecta / Silvan Blowamist (possible code NBB-3W650); NT outdoor-power / ag retailers — confirm local stockist
Product SDS / labels	TBC

Photos

Upright overview and tube / control view above. Add serial plate and fuel-mix / engine stamp close-ups when available.

Version Control

Version	Date	Description
1.0	2026-10-25	Initial Release — merged former sprayer / blower into one backpack petrol mistblower (MB-1)
1.1	2026-10-30	Photos; Selecta Power / Silvan Blowamist identification and published specs

Next Review Date: 2027-04-30