Honeywell Q539F User Manual download pdf (Page 9)

Q539P/T87F

POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD

PROTECTION AS REQUIRED.

M1029A

MOLDED

POST (2)

VERTICAL

PLUMP

I LINE

OPENING FOR

THERMOSTAT ,

WIRING

I ' VERTICAL

I GUIDE

Fig. 12—Q539P IN HEATING-ONLY SYSTEM WITH

REMOTE LOCKOUT INDICATION.

Fig. 13—LEVEL 0539 USING A SPIRIT LEVEL OR

PLUM LINE (dimensions are In In. [mm]).

CHECKOUT

NOTE; When adding a subbase to a thermostat with

positive OFF, make certain the positive OFF switch on

the thermostat is in the ON position so the system can

be manually controlled from the subbase system

switch.

When installation is complete, turn on power supply and

check system operation as follows:

SUBBASES WITH SYSTEM OR FAN SWITCHING

1. With 0539 system switch (or remote system switch)

set at HEAT and fan switch set at AUTO, turn the thermo

stat dial at least 5° F [3° C] above room temperature.

Heating should start immediately; the fan should start after

a short delay (immediately with Q539G (with jumper) or

Q539J).

2. With 0539 system switch (or remote system switch)

set at COOL and fan switch set at AUTO, turn the thermo

stat dial at least 5° F [3° C] below room temperature.

Cooling and fan should start. (External switch must be

made in Q539H hookup.)

3. Set system switch at OFF and fan switch at FAN ON.

Fan should run continuously. Turn thermostat 5“ F [3® C]

below room temperature. Heating and cooling equipment

cannot be actuated by the thermostat (except in system

with dpst remote changeover switch.

4. Operate entire system at least one complete cycle

with switches in each position before leaving installation.

Turn thermostat dial to the desired setting and move the

system and fan switches to their desired positions.

SUBBASE WITHOUT MANUAL SWITCHES (Q539P)

1. On Q539P subbase, turn thermostat dial 5° F [3° C]

above room temperature to call for heat. Heating should

start immediately, the fan should start after a short delay.

2. Turn thermostat dial 5® F [3® C] below room tempera

ture. Heating and fan should shut off.

3. Operate the entire system at least one complete

cycle before leaving installation. Turn thermostat dial to the

desired setting.

60-2246—4

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Honeywell Q539F User Manual Page 9

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