Figure 4 Wgseifm-5 Wiring Diagram - Bard WGEIFM-3C Installation Instructions Manual

Economizer with exhaust for use with bard 3 - 5 ton step capacity and 2 - 5 ton single stage wall mount air conditioners with gas heat
Table of Contents

Advertisement

EIFM
ENTHALPY SENSOR
4
+
RED
S
8
TR
BROWN
So
Sr
7
1
7
3
T
7
P
LOGIC MODULE
8
8
R
TH
UNIT BLOWER SECTION
9. Mount mixed air thermistor sensor to blower as
shown with screws provided. Route two (2) red
wires from wire harness installed in Step #7 through
cable holders, and connect to thermistor sensor as
shown in Figure 2.
10. Connect the wires (with fork connectors) routed
into the low voltage box in Step #7 to the low
voltage terminal strips as follows per wiring
diagram on Figure 4:
Black to "C"
Orange to "G"
Yellow to "Y1"
Purple to "Y"
Pink to "Y2"
Blue to "W1"
11. Replace right front unit corner and vent terminal.
12. Close upper unit door to seal blower discharge air.
WGSEIFM-5 WIRING DIAGRAM
6
ORANGE
6
1
3
4
6
7
7
9
O
BLACK
A
B
7
7
CONROL
RELAY
5
TR1
7
7
ORANGE
+
9
+
7
YELLOW
5
Y
2
PURPLE
7
4
7
T1
P1
BLUE
16
PL1
7
7
PL2
R
FIGURE 4
CONTROL PANEL
1
1
BLACK
BK
C
2 2
O
G
R
3
3
Y
Y1
6
6
PR
Y
5 5
UNIT
PINK
PK
Y2
24 VOLT
TERMINAL
F
STRIP
E
4
4
BL
W1
W2
1
2
3
A
13. Economizer Check Out
A. Remove mist eliminator (Figure 2). Locate the
minimum position potentiometer. (See Figure 5.)
B. Energize the evaporator blower by switching
thermostat to the manual fan position with
heat/ cool in the OFF position.
C. Cycle the minimum position potentiometer
(factory set for 0% fresh air) 0 to full open.
(See Figure 5.) Throughout checkout
procedure observe operation of damper to
insure there is free, unobstructed operation
through the entire angle of damper travel.
Then adjust the damper minimum open
position to meet local codes or application
requirements. See example below.
!
DANGER
* ELECTRICAL SHOCK HAZARD
* DISCONNECT POWER BEFORE
SERVICING
4056-197 B
Manual 2100-498B
Page
7 of 17

Advertisement

Table of Contents
loading

This manual is also suitable for:

Wgseifm-5Wgeifm-5c

Table of Contents