41
Troubleshooting Guide -
Tranquility
®
Digital (DXM2) Packaged Units
Rev.: 01/15/14
ON
OFF
ON
OFF
1234
P1
L1
L2
L3
L4
P2
197 -
254 V
Turning Breaker on in Panel or Auxiliary Heat Control
B-C
Static Pressure Check
B-D
Digital
Manameter
Return
Air
Supply
Air
Static Pressure Probe
inserted into 1/2” Hole
With the blower at full load air speed,
take a reading from the Digital
Manameter. Check the reading against
the IOM blower tables or in the tables
shown below to determine the maximum
external static pressure.
Verify that all grilles and registers are
open and free.
Use a Magnetic Static Pressure Tip tool
(far right) to check the static pressure.
Tranquility
®
22 (TZ) Series
Airfl ow in CFM with wet coil and clean air fi lter
Model
Max ESP
(in. wg)
024 0.75
030 0.5
036 0.6
042 0.6
048 0.75
060 0.75
Airfl ow is controlled within 5% up to the Max ESP shown with wet coil.
Factory shipped on default CFM.
Tranquility
®
30 (TE) Series
Airfl ow in CFM with wet coil and clean air fi lter
Model
Max
ESP
(in. wg)
026 1.0
038 0.9
049 1.0
064 0.7
072 0.7
Airfl ow is controlled within 5% up to the Max ESP shown with wet coil.
ECM Blower Performance Static Pressure Tables
Magnetic Static
Pressure Tip
208 -
240 V
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