Parts List; Installation - Aprilaire 600M Installation Instructions

READ REVERSE SIDE FIRST!
READ COMPLETE SAFETY INSTRUCTIONS AND INSTALLATION TEMPLATE BEFORE STARTING
FURNISHED ITEMS
Built-in bypass damper
24 VAC Transformer
Manual Humidifier Control
(Model 600M only)
Automatic Digital Humidifier Control
(Model 600A only)
Humidifier Control Installation Instructions
Saddle valve
Humidifier Installation Template
ITEMS NOT FURNISHED
Mounting screws (sheet metal screws)
1
Water supply line ( ⁄ " copper)
4
1
Drain line ( ⁄ " I.D. hose)
2
Low voltage wire
Bypass ductwork
Model 50 Current Sensing Relay (if required)
1. 4.
Press top & bottom tabs
to remove cover (1). opening and secure with 6 screws
Pull feed tube (3) out of in openings provided.
distribution tray (4). Remove
5.
Water Panel ® Evaporator
on opposite plenum to minimize
assembly. See Figure 1.
length and number of elbows in
2.
Humidifier is supplied bypass duct. Install 6" bypass
with bypass duct duct components. Attach duct to
connection on left. For right humidifier collar using 2 screws
side bypass, swap location in openings provided.
of drain spud (9) and cap
6.
(10). Twist to remove spud
assembly into base. Make sure
and cap.
bottom of scale control insert (6)
3.
Position template on is in drain spud. Snap top of
supply or return plenum. evaporator assembly into base.
Make sure template is level. Insert feed tube into distribution
Allow clearance for drain tray. See Figure 2. Rotate
line and for servicing. Trace nameplate (11) if necessary, so it
template outline. Cut 10" is right side up. Place point bypass
wide x 12-3/4" high opening. damper handle (8) to "WINTER"
Avoid injury from sharp (open) for heating season and
edges. "SUMMER" for cooling season.
1. Front Cover
2. Base
3. Feed Tube
4. Water Distribution Tray
5. Water Panel Evaporator 10
6. Scale Control Insert
7. Integral Damper
2
8. Damper Handle
9. Drain Spud
10. Hole Plug
11. Nameplate
12. Solenoid Valve
7
90-1250
8
TEMPLATE MUST BE LEVEL
Place humidifier base (2) in
Select location for 6" collar
Insert Water Panel Evaporator

PARTS LIST

12
9
6
– TOP –
Figure 1 Figure 2
90-1067
7.
Control installation • For return duct mounting,
and wiring. Disconnect
electrical power to furnace
before wiring control.
In order for humidifier to
operate, furnace must be
on and RH must be below
set-point of control.
Wiring diagrams illustrate
recommended method of
detecting furnace
• For wall-mount, select
operation.
MANUAL HUMIDIFIER
CONTROL, MODEL 600M:
Manual Control can be
mounted in return duct or
on wall in living space.
Knob and cover must be
removed to mount control. AUTOMATIC DIGITAL
See wiring diagram for 24V HUMIDIFIER CONTROL,
control connections. MODEL 600A:
• Select location for control
4
5
3
• Control must be powered by a
1
11
READ REVERSE SIDE FIRST!
Figure 3
90-1068
position template at least 6"
upstream of bypass duct
connection or humidifier.
Avoid injury from sharp
edges when cutting
opening. Make sure foam
gasket is in place and
secure control to duct using
2 screws in holes provided.
location that will not be
affected by drafts or heat
sources. Remove and
discard foam gasket and
secure control to wall over
wire access opening using
screws & anchors provided.
on return duct at least 6"
upstream of bypass duct
connection or humidifier.
Position template on duct
and mark location of RH
sensor opening. Drill 3/4"
hole for sensor. Knob and
cover must be removed to
mount control. Place control
on duct with RH sensor
extending into duct opening.
Make sure gasket is in place
around sensor cage. Secure
humidistat to duct using 2
screws in openings provided.
continuous 24 V source. See
wiring diagrams on template
and control instructions for
24 V control connections.
IMPORTANT!
Be sure owner's manual containing
instructions for operation and warranty information is given to
owner in order to avoid unnecessary calls. Warranty is void unless
humidifier is installed by qualified heating and air conditioning
contractor due to possible misapplication of product.
90-1069
8.
Humidifier will function with
cold, hot, softened or
unsoftened water. Hot water
(140°F max) will provide
maximum evaporative capacity.
Saddle valve provided may be
used to tap into water supply.
See installation instructions on
saddle valve package. Saddle
valve is designed to be fully
opened or closed. Do not use
to regulate flow.
9.
Run 1/4" copper tubing from
saddle valve to solenoid valve.
DOUBLE-WRENCH TO PREVENT
LEAKING. See Figure 3.
10.
Run 1/2" I.D. hose from drain
spud to floor drain. Make sure
drain has constant downward
slope and is not kinked. Do not
over-tighten hose clamp onto
drain spud. Do not use solvent
adhesive on drain spud.
11.
Check humidifier operation.
Open saddle valve and turn
control to highest setting. Turn
on furnace. Allow humidifier to
run until water flows from
drain. Make sure all electrical
connections are secure and all
plumbing connections are
water-tight. Set control to
proper setting.
NOTE: BEFORE LEAVING
THE JOB SITE, MAKE SURE:
1. Saddle valve is fully open.
2. All plumbing connections
are watertight.
3. Humidifier functions
properly.
4. Bypass damper is in
proper position.
10007231 B2204271B 09.07