Troubleshooting, Airflow, Troubleshooting – airflow – Greenheck MPX (472695) User Manual
Page 27
Troubleshooting – Airflow
Test and Balance Report
The Test and Balance Report (TAB) is used to determine whether the appropriate amount of outdoor air
and exhaust air is being supplied and removed from a building, respectively. There are no set rules on what
information must be included in a TAB report. As such, if a TAB report indicates that the airflow on a unit is low,
prior to contacting the factory, please determine the following information:
Airflow problems can often be tied back to improper ductwork installation. Be sure to install ductwork in
accordance with SMACNA and AMCA guidelines.
Unit #1
Unit #2
Unit #3
Unit #4
Model Number
Serial Number
Nameplate Information
Voltage
Hertz
Phase
Outdoor Air Fan Amps
Outdoor Air Fan Horsepower
Design Airflow
Outdoor Air
Measured Airflow
Outdoor Air
Measured Data
Blower Rotation
Outdoor Air Fan RPM
Outdoor Air Fan Amp Draw
27
Model MPX Make-Up Air Unit
®
- VCD-40 Extension Pin Kit 316SS (475290) (2 pages)
- 331-2856, 332-2856 - Siemens 6 Actuator (454206) (2 pages)
- 331-2976, 332-2976 - Siemens 4 Actuator (454202) (2 pages)
- 331-4551, 332-4551 - Siemens 3 Actuator (454201) (2 pages)
- Adjustable Pressure Controller (468292) (3 pages)
- 7800 Series Relay Modules (12 pages)
- Standard Control - MSSC (476372) (4 pages)
- NFB Series Actuators External Mount (464236 IOM) (2 pages)
- GND Series External Mount (473723) (4 pages)
- Amplifier for 7800 Series Relay Module (8 pages)
- APEX Curbs (462831) (4 pages)
- AMD-xx-TD Transmitter (35 pages)
- Blade Seal Repalcement (HCDR Series) (1 page)
- VCD (463384) (12 pages)
- BAPI Zone Pressure Touch (ZPT) Sensor (6 pages)
- VCD (463384) (10 pages)
- Blade Seal Replacement (HCD Series) (2 pages)
- BR Series - Counterweight Adjustment (469420) (4 pages)
- Leakage Rated Ceiling Radiation Dampers (475063 IOM). (32 pages)
- Canopy Hoods (452413 IOM) (36 pages)
- Clean-Out Port Kit (472428) (1 page)
- Centrifugal (CSW, BIDW, AFDW), Industrial (IPA, IPO, IPW) and Filtered Supply (LSF) (463687) (12 pages)
- Close Indicator Switch for Fire Dampers (474050) (1 page)
- Concrete Floor with Steel Deck Supplement (463562) (1 page)
- CRD-3XX and CRD-7XX Series for SP fans (452832) (2 pages)
- VCD (463384) (8 pages)
- VCD (463384) (4 pages)
- Single Side Retaining Angle (52 pages)
- DG / DGX with Pilot Ignition (463555 IOM) (Pre-2008) (48 pages)
- DG / DGX with Direct Spark (470652) (40 pages)
- Digital Temperature Interlock (474750 IOM) (Pre November 2012) (8 pages)
- DGK (468695) (20 pages)
- DG / DGX with Pilot Ignition (463555 IOM) (Pre-2008) (52 pages)
- Double Gland Axle Seal Replacement (1 page)
- Dock Arm Kit (475367) (4 pages)
- Duct Heaters Series IDHB and IDHC (478052) (8 pages)
- EHH-601D, Channel Installation (474643) (10 pages)
- EHH-601D, Channel Installation with VCD-40 Damper (474644) (8 pages)
- EHH-601D, Flange/Sleeve Installation (474641) (8 pages)
- GM Series (468391) (4 pages)
- EHH-601D, Flange/Sleeve Installation with VCD-40 Damper (474642) (8 pages)
- El-O-Matic E and P Series (12 pages)
- Energy Recovery Filter Hood System (8 pages)
- ERV-582/120 Curbs (460988) (4 pages)
- ESD-635D, Chanel Installation (474639) (10 pages)