Installation guide

FACTORY SH_PPED CO IL

HORIZONTAL LEFT

APPMCATEON

CO_L

SUPPORT

-- RAiL

DRA_N pAN

SUPPORT

HORIZONTAL

DRA_N PAN

AIR SEAL

REFRIGERANT

CONNECTIONS

PRIMARY DRAIN

-- HORIZONTAL LEFT

SECONDARY DRAIN

HORIZONTAL LEFT

Fig. 8--A=Coit in Horizontal Left Application (Factory Ready)

A00072

R10_

<z >

z_-

A03010

Fig 9--Fan Coil Printed-Circuit Board

NOTE: Units installed without eleclric heat should have a field-supplied si_eet metal block-off'plate covering the healer opening This will reduce

air leakage and fom_afion of exterior condensation.

B, 24v Control System

CONNECTION TO UNiT

Wire low voltage in accordance with wiring label on the blower. (See Fig. l0 through 15,} Use no. I8 AWG color-coded, insulated (35°C

mimmum) wire to make the low-voltage connecgons between the thermostat, tile trait, and tile outdoor equipment, If the tbermostat is located more

than 10O ft from the _nit (as measured along the low-voltage wire), use No 16 AWG color-ceded, insulated (35°C minimum) wire All wiring

must be NEC ('lass I and must be separated from inconfing power leads

Refer to outdoor unit wiring instructions for any additional wiring procedure recommendagons.

TRANSFORMER INFORMATION

Transformer is Pactory-wired for 230v operation. For 208v applications, disconnec_ the black wire from the 23gv terminal on transformer and

connect it 1o the 208v terminal (See Fig 15)

HEATER STAGING

z_ CAUTION: If W2, W3, and E on any 3 stage heater (t8, 20, 24, or 30kw), are individually connected as with outdoor

thermostats or any other situation, emergency heat relay must be used. This relay is in kit Part No. KNAOTO20tSEC and is

normally used with kit Part No. KHAOT03Ot FST for 2 outdoor thermostat system. Failure to follow this CAUTION could result

in minor personal injury or product and property damage,