Manual 2100-695
Page
20 of 54
6. Press UP or DOWN key to change
OFF
to
ON
.
7. Press ENTER key to scroll to
OV Speed
.
8. Press UP or DOWN keys to adjust the speed to the
desired output. See Table 4A or 4B.
9. Press ENTER key to save.
NOTE:
If unit is operating at the time the blower
override is being enabled, adjustments must be
made to
OV Speed
first before switching
Blower
Override
on.
TABLE 4B
WR58BP* Blower Speeds
Mode
Speed
Percentage
Controller
Output Volts
CFM
High Sensible Full
Load Cooling
75.0
7.5 v
2180
High Sensible Part
Load Cooling
50.0
5.0 v
1705
Standard Full Load
Cooling
55.0
5.5 v
1830
Standard Part Load
Cooling
35.0
3.5 v
1335
Economizer Standard
Economizer High S/T
45.0
75.0
4.5 v
7.5 v
1600
1950
Heating
35.0
3.5 v
1335
Dehumidification
Mode
35.0
3.5 v
1335
TABLE 5
Rated Airflow
Nominal Rated CFM
Nominal Rated ESP
High
Low
WR36BP*
1200
950
0.00
WR58BP*
1800
1400
0.10
TABLE 6
Indoor Blower Performance
Speed
High
Low
ESP
(Inch H
2
0)
Dry
Coil
Wet
Coil
Dry
Coil
Wet
Coil
WR36BP*
0.00
1260
1200
995
950
WR58BP*
0.10
1885
1800
1470
1400
TABLE 7
Maximum ESP of Operation
Electric Heat Only
* Unit is rated for free blow non-ducted
operation with SGR-5W Supply Grille
and RGR-5W Return Grille.
Model
Static Pressure*
-A0Z
-A05
.00"
.00"
-B0Z
-B06
.00"
.00"
Blower Status Switch
The unit is equipped with a differential pressure airflow
switch to monitor the blower (see Figure 31). If the
blower is turned on and the switch doesn't close to
indicate there is differential pressure between the inlet
and outlet of the blower, an alarm will be generated.
For switch settings, see Figure 32.
Differential airflow status can be viewed by:
1. Press MENU key to go to the Main Menu screen.
2. Press UP or DOWN keys and ENTER key to enter
TECHNICIAN password 1313.
3. Press UP or DOWN keys to scroll to
I/O Config
;
press ENTER key.
4. Press UP or DOWN keys to scroll to
Digital In
Config C1
.
5. Reference
7
NoAir
row and
Val
column (see Figure
33).
TABLE 4A
WR36BP* Blower Speeds
Mode
Speed
Percentage
Controller
Output Volts
CFM
High Sensible
Full Load Cooling
94.0
9.4 v
1500
High Sensible
Part Load Cooling
54.0
5.4 v
1100
Standard Full
Load Cooling
63.0
6.3 v
1200
Standard Part
Load Cooling
43.0
4.3 v
950
Economizer Standard
Economizer High S/T
90.0
63.0
9.0 v
6.3 v
1450
1200
Heating
63.0
6.3 v
1200
Dehumidification
Mode
19.0
1.9 v
470
