Trane 4TEE3F31B1000B Installer's Manual page 11

Installer's Guide
4TEE3F AIR HANDLERS WITH SINGLE STAGE COOLING, 2 STAGE HEAT
COMFORT CONTROL COOLING
2-STAGE HEAT/ O.D. SECTION
VARIABLE SPEED
1-STAGE COOL (SINGLE SPEED)
AIR HANDLER
NOTES:
1. LOW VOLTAGE WIRING TO BE NO.
18 A.W.G. MINIMUM CONDUCTOR.
2. WHEN HEATERS ARE USED, DISCARD
POWER LEADS WITH POLARIZED PLUG
PM-A AND CONNECT 1-PF TO MATING
PLUG IN THE HEATER CONTROL BOX
AS SHOWN.
3. TERMINAL W2 WILL HAVE INTERNAL
CONNECTIONS ONLY IF 2ND
CONTACTOR IS USED BY THE HEATER
FOR CONTROLLING POWER TO
ELECTRIC HEAT ELEMENTS. IF
2ND (BH) CONTACTOR IS NOT USED,
THEN FIELD CONNECTIONS TO W2 CAN
BE OMITTED AS APPROPRIATE.
4. CONNECTIONS TO "R", "BK",
"O" AND "Y" MUST BE MADE AS
SHOWN FOR PROPER OPERATION
OF BLOWER WITH HUMIDISTAT IN
COOLING.
From Dwg. No. B801074
18-GE04D2-15 11