Fujitsu 18RLX Service Bulletin page 2

4. Components utilized
Current sensor with built-in relay specifications:
Split Core Fixed Threshold Current Status Sensor with Command Relay and
Switching Power Supply.
FGAI Fresh Air Kit Part # KHRS940-25
5. Recommended Fan size.
Duct and Fan are field supply. A fan capable of generating 15 CFM at a
static pressure of approximately .26 inches W.C.
Wiring
•Recommended wire size- 14 AWG.