Heli-Preheat Kit – Bell, 212/412 with Pratt & Whitney, PT6T Twin Pac (PT6T-3/B/BE/BF/BG/D/DE/DF)

FAA-STC: # SR04132CH

TCCA-STC: # Acceptance of SR04132CH

Preheat is applied through electrical resistance heat in the form of thin pads sized and shaped to fit various parts. This includes engines, engine reduction gearboxes, attached accessories, main & tail rotor gearboxes, battery (standard configs), and oil/hydraulic tanks. Avionics are heated by a fan driven heater. Power is routed to elements through dedicated wiring assembly with circuit overload protection. Bell approved dual ground power door assembly is include. System is self-regulating. Heated components reach an average state of thermal equilibrium in approximately six hours.

This preheat kit when installed will supply 1162-1237 watts with a 10.1-10.8 amp draw at 115 volts for main preheat system.
This preheat kit when installed will supply 1162-1237 watts with a 5.1-5.4 amp draw at 230 volts for main preheat system.

Avionics heat (500 watts) on separate circuit that can be used to power additional ground powered devices up to 800 watts.

* Required Bonding sealant sold separately. Quantity 6, PN: TU02788

* AVF0001 form requested for verification of purchase.