Tornado Black Lead 14 AWG x 3 in. 19466

The Tornado Black Lead 14 AWG x 3 in. 19466 is the genuine OEM internal wiring lead used in the PS Series professional spotters. Tornado’s dealer catalog lists it as “Lead 14 GA. X 3 Black” — a short, heavy-gauge black lead supplied with its terminations made up. The machine uses two. It also fits the Tornado PS8226 Spotter 98226, the 230-volt build of the deluxe PS Series spotter.

Compatible Models for the Black Lead 14 AWG

• Tornado PS Spotter 98220 — PS Series professional spotter, 115V
• Tornado PS8221 Spotter 98221 — the 230-volt build of the same spotter
• Tornado PS8225 Spotter 98225 — deluxe PS Series spotter
• Tornado PS8226 Spotter 98226 — the 230-volt build of the deluxe PS Series spotter, Series D & E

Tornado’s factory cross-reference for this lead is complete rather than truncated: it returns Series C through G of the 98220, Series F and G of the 98221, and the 98225 — the spotter family and nothing outside it. Call us at 763-535-0770 with your model and serial number if yours is not listed.

Why gauge and length both matter

This machine’s wiring uses several leads that look interchangeable in a parts tray and are not. 14 AWG is the heaviest of them, and gauge is chosen for current: a conductor too thin for the load it carries runs warm, and a lead that runs warm inside a sealed enclosure ages its own insulation and everything packed against it. Fitting a thinner lead because it was to hand is a real fault, not a shortcut.

The three-inch length is equally deliberate. Inside a compact electrical enclosure there is no room for slack, and a lead longer than its run has to be folded somewhere — usually against the cover, where it gets pinched when the cover closes. A lead shorter than its run puts tension on both terminations, and a terminal under constant tension is a terminal that eventually lets go. The factory length is the one that routes without strain and without surplus.

Black is the colour convention for an ungrounded (live) conductor in North American practice, which is the other reason this part has its own number rather than being substituted with whatever is on the reel.

When to replace it

Replace the lead if the insulation is cut, cracked, abraded through, melted or heat-discoloured anywhere; if copper is visible; if a terminal is corroded, burnt, loose on the lead or has been crimped badly; if strands have broken at a termination, which often shows as the lead flexing far too easily at one point; or if it has been lengthened, shortened or spliced.

Replace it on sight if you find evidence of heat — discoloured insulation, a darkened terminal, a browned mark on whatever the lead touches. Heat at a termination means a high-resistance joint, and a high-resistance joint gets hotter as it ages.

Both of these leads should be checked whenever the electrical cover is off, and particularly after any work on the switch, the pump or the motor, since those are the jobs that disturb them.

Fitting notes

Isolate the machine from the mains before the cover comes off and keep it isolated throughout. Photograph or label the wiring before disconnecting anything — the machine has several black leads and the colour alone will not tell you which went where.

Use the correct crimp tool and the correct terminal for the gauge; a terminal sized for thinner wire will not grip 14 AWG properly, and a crimp made with pliers looks acceptable and fails under vibration. Test every crimp by pulling on it before it goes back in. Make sure the lead is routed where it cannot be pinched as the cover closes or chafed by a moving part, and fit a new cover gasket so the enclosure seals again. Test the machine on an earth-leakage protected supply before it returns to service.

Twin City Vacuum has been selling and servicing Tornado equipment since 1956 and keeps PS Series spotter wiring on the shelf in Crystal, Minnesota.

You can browse every assembly for this machine on our Tornado PS Spotter 98220 parts page, and the manufacturer’s specifications are published at tornadovac.com.

Frequently Asked Questions

What size is the Black Lead 14 AWG 19466?

14 AWG, three inches long, with black insulation and its terminations made up. It is the heaviest-gauge lead in this machine’s internal wiring, and the machine uses two.

Can I use a thinner lead instead of the Black Lead 14 AWG?

No. Gauge is chosen for the current the conductor carries, and a lead too thin for its load runs warm — which ages its own insulation and everything packed against it inside a sealed enclosure. The length matters too: longer gets folded and pinched by the cover, shorter puts tension on both terminations.

How do I know if an internal lead needs replacing?

Look for cut, cracked, abraded, melted or heat-discoloured insulation, visible copper, a corroded or burnt terminal, or a lead that flexes far too easily at one point because strands have broken inside. Any evidence of heat at a termination means a high-resistance joint, and those get worse with age.

How do I order the Black Lead 14 AWG (part# 19466) or get help?

You can add the Black Lead 14 AWG (part# 19466) directly to your cart on this page, or call us at 763-535-0770. Our staff at 5415 West Broadway, Crystal, MN 55428 has been servicing Tornado equipment since 1956 and can help confirm the right part for your machine.

Questions? Call us at 763-535-0770 or visit us at 5415 West Broadway, Crystal, MN 55428.