Table 4-4. Model F18H Mode Switch Positions (Single Phase)

TM 9-4120-367-14 TM 07592B-14/1 Table 4-4. Model F18H Mode Switch Positions (Single Phase) Selector Switch Wafers and Terminals Connected Switch Switch Position Function S1A S1B S1C S1D Heat 21 and 2C 1 (HIGH) 12 and 1A 22 and 2B 32 and 3A 41 and 4C Heat 21 and 2C 2 (LOW) 12 and 1A 22 and 2B 3 OFF 4 VENT — 21 and 2C 22 and 2B 12 and 1B 21 and 2C 5 COOL 11 and 1D 22 and 2B 32 and 3B 41 and 4D Table 4-5. Medals F18H-3 and F18H-4 Mode Switch Positions (Three Phase) Selector Switch Wafers and Terminals Connected Switch Switch Position Function S1A S1B S1C S1D Heat 21 and 2C 31 and 3C 41 and 4C 1 (HIGH) 12 and 1A 22 and 2B 32 and 3A 42 and 4A Heat 21 and 2C 2 (LOW) 12 and 1A 22 and 2B 31 and 3C 3 OFF 21 and 2C 4 VENT — 22 and 2B 31 and 3C 12 and 1B 21 and 2C 32 and 3B 42 and 4B 5 COOL 11 and ID 22 and 2B 31 and 3C 41 and 4D 4-20