Aprilaire 600 Safety And Installation Instructions

READ COMPLETE SAFETY INSTRUCTIONS AND INSTALLATION TEMPLATE BEFORE STARTING
This product must be installed by a qualified heating and air conditioning contractor. Failure to do so could result in serious injury from electrical shock.
WARNING
ELECTRICAL SHOCK HAZARD.
1.
Disconnect electrical power to the
furnace before starting installation.
Failure to do so could result in
serious injury from electrical shock.
SHARP EDGES HAZARD.
2. Sharp
edges may cause serious injury from
cuts. Use care when making plenum
openings and handling ductwork.
RISK OF SCALDING.
3. Water
temperature over 125°F can cause
severe burns and scald instantly.
Shut off the hot water supply before
disconnecting or tapping into any
hot water supply line.
(SEE STEP 8 ON BACK AND "HUMIDIFIER CONTROL SAFETY AND INSTALLATION INSTRUCTIONS" FOR DETAILED WIRING INSTRUCTIONS)
COMMUNICATION
TERMINALS FOR 8570
THERMOSTAT
24 VAC FURNACE ACCESSORY TERMINALS
(10 VA MINIMUM) OR
24 VAC TRANSFORMER (10 VA MINIMUM)
IMPORTANT
DO NOT WIRE TRANSFORMER
INTO FURNACE BLOWER CIRCUIT.
SHUT-OFF
(SADDLE VALVE)
WATER SUPPLY
CONNECT DRAIN LINE HERE
90-1110
ATTENTION INSTALLER:
This product must be installed in compliance with all local, state and federal codes.
AUTOMATIC HUMIDIFIER MODEL 600
RISK OF PROPERTY AND EQUIPMENT DAMAGE.
1. Do not install humidifier where freezing temperatures
could occur. The water line could freeze and crack
causing water damage to the home.
2. Do not install humidifier or bypass connection on the
furnace jacket.
3. Do not install humidifier or bypass connection on a
plenum face where the blanked off ends of the cooling
coil will restrict air movement through the humidifier.
4. Do not set humidity level above recommended or to
recommended level if condensation exists on inside
windows of any unheated space, as condensation
damage may result. Excess humidity can cause
moisture accumulation which can allow the possibility
for mold growth in the home.

WIRING DIAGRAM

I+ I- R C H ODT
24V
FURNACE
BLOWER MOTOR
YELLOW 24 V
SOLENOID
VALVE WIRES
COMMON
CAUTION
5. Do not connect Model 600 transformer to
blower motor wiring. Premature component
failure may result.
6. When installing Humidifier Control on
downflow furnace, ensure blower continues to
run after a heat call is satisfied to eliminate
high temperatures from damaging the Control.
7. Do not install humidifier where water pressure
exceeds 125 psi, since damage to the
humidifier may result. Follow codes in effect
concerning pressure reduction.
8. Do not install humidifier on systems with
greater than 0.4 in. wg pressure differential
between supply and return plenums.
NOTE
FOR INSTALLATION IN MANUAL MODE,
REPLACE OUTDOOR TEMPERATURE
SENSOR WITH PLASTIC RESISTOR CASE
AND ATTACH MANUAL FACE PLATE.
SEE "HUMIDIFIER CONTROL SAFETY
AND INSTALLATION INSTRUCTIONS"
INCLUDED WITH EACH HUMIDIFIER.
NORTH, EAST
OR WEST SIDE
OF HOME
OUTDOOR
TEMPERATURE
SENSOR
ABOVE EXPECTED
SNOW LINE
MODEL 50 CURRENT SENSING RELAY
(NOT SUPPLIED) REQUIRED IF 24 VAC
POWER SOURCE FOR CONTROL IS
POWERED CONTINUOUSLY.
DO NOT INSTALL IN TRANSFORMER
PRIMARY CIRCUIT.
P.O. BOX 1467 • MADISON, WI 53701-1467 • CALL 800/334-6011 • FAX 608/257-4357

SPECIFICATIONS

HUMIDIFIER DIMENSIONS
Width 15
(including solenoid valve):
Height 15
(including drain spud):
Depth 10 1 ⁄ "
:
4
BYPASS DUCT OPENING
6" diameter
PLENUM OPENING
9 7 ⁄ "W x 12 5 ⁄ "H
8 8
WATER FEED RATE
3 gph
ELECTRICAL DATA
24 VAC-60 Hz, 0.5 AMP
INSTALLATION
OPTIONS
The Model 600 Aprilaire can be installed on either
the supply or return plenum of a forced air
handling system and is easily reversible for
installation with right hand or left hand bypass duct
connections. The humidifier dimensions and
serviceability must be considered when selecting
the best location for the humidifier. Here are 2
examples of many types of installations.
Upflow
SUPPLY
RETURN
Horizontal
RETURN
SUPPLY
3 ⁄ Ó
8
3 ⁄ "
4
90-1079